Metsähovi Radio Observatory
International Conference Proceedings
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-INSTRUMENTATION
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2003
Pursimo, T., Rector, T., Tornikoski, M.:
The search for radio quiet BL Lacertae objects
Multiwavelength AGN Surveys, Cozumel, Mexico 8-12.12.2003, 10 p., 2003.
Agudo, I., Bach, U., Krichbaum, T.P., Alef, W., Graham, D., Bremer, M., Ungerechts, H., Grewing, M., Teräsranta, H., Witzel, A., Zensus, J.A.:
The new 11 Jy radio outburst of NRAO 150: VLBI study at the resolution limit.
Proceedings of the 2nd ENIGMA meeting, Portovenere, Italy, 11-14.10.2003, eds. C.M. Raiteri, M. Villata, pp. 123-131, 2003.
Marchili, N., Villata, M., Raiteri, C.M., Tosti, G., Crapanzano, S., Lanteri, L., Aller, H.D., Aller, M.F., Teräsranta, H.
A multiwavelength study of the OJ 287 variability.
Proceedings of the 2nd ENIGMA meeting, Portovenere, Italy, 11-14.10.2003, eds. C.M. Raiteri, M. Villata, pp.160-168, 2003.
Ciprini, S., Tosti, G., Raiteri, C.M., Villata, M., Teräsranta, H., Ibrahimov, M.A., Nucciarelli, G., Lanteri, L., Aller, H.D.:
Optical and radio variability of the BL Lac Object 0109+224.
Proceedings of the 2nd ENIGMA meeting, Portovenere, Italy, 11-14.10.2003, eds. C.M. Raiteri, M. Villata, pp. 147-157, 2003.
Tornikoski, M.:
Session III: Variations of source structure and flux.
Proceedings of the 2nd ENIGMA meeting, Portovenere, Italy, 11-14.10.2003, eds. C.M. Raiteri, M. Villata, pp. 80-83, 2003.
Tornikoski, M., Torniainen, I.:
Radio variability of inverted-spectrum sources.
Proceedings of the 2nd ENIGMA meeting, Portovenere, Italy, 11-14.10.2003, eds. C.M. Raiteri, M. Villata, pp. 84-91, 2003.
Virtanen, J., Vainio, R.:
Simulations on the effect of internal structure of shock fronts on particle acceleration
Proceedings of High Energy Blazar Astronomy, ASP Conference Series, Vol. 299, eds. L.O. Takalo, E. Valtaoja, Tuorla Observatory, Finland, 17-21.6.2002, pp.157-160 , 2003.
Raiteri, C.M., Villata, M., Lanteri, L, Ostorero, L., Tosti, G. Ciprini, S., Nucciarelli, G., Nesci, R., Massaro, E., Maesano, M., Montagni, F., Papadakis, I.E., Kurtanidze, O.M., Nikolashvili, M.G., Ibrahimov, M.A., Aller, M.F., Aller, H.D., Teräsranta, H.:
S5 0716+71 from 1994 to 2001: Optical and radio variability.
Proceedings of High Energy Blazar Astronomy, ASP Conference Series, Vol. 299, eds. L.O. Takalo, E. Valtaoja, Tuorla Observatory, Finland, 17-21.6.2002, pp.225-228 , 2003.
Marscher, A.P., McHardy, I.M., Aller, M.F., Balonek, T.J., Villata, M., Raiteri, C.M., Ostorero, Luisa., Tosti, G., Teräsranta, H.:
The connection between X-ray and radio-optical emission in Blazars.
Proceedings of High Energy Blazar Astronomy, ASP Conference Series, Vol. 299, eds. L.O. Takalo, E. Valtaoja, Tuorla Observatory, Finland, 17-21.6.2002, pp.173-182 , 2003.
Pyatunina, T.B., Rachimov, I.A., Zborovskii, Gabuzda, D.C., Jorstad, S.G., Teräsranta, H., Aller, M.F., Aller, H.D.:
Quasi-periodic activity in Blazar 0059+581.
Proceedings of High Energy Blazar Astronomy, ASP Conference Series, Vol. 299, eds. L.O. Takalo, E. Valtaoja, Tuorla Observatory, Finland, 17-21.6.2002, pp.89-92 , 2003.
Teräsranta, H., Wiren, S., Koivisto, P.:
The radio events during the strongest gamma outbursts in Blazars.
Proceedings of High Energy Blazar Astronomy, ASP Conference Series, Vol. 299, eds. L.O. Takalo, E. Valtaoja, Tuorla Observatory, Finland, 17-21.6.2002, pp.235-237 , 2003.
Tornikoski, M., Lähteenmäki, A., Lainela, M., Valtaoja, E., Jussila, I., Parviainen, M.:
Radio spectra and variability of EGRET blazars.
Proceedings of High Energy Blazar Astronomy, ASP Conference Series, Vol. 299, eds. L.O. Takalo, E. Valtaoja, Tuorla Observatory, Finland, 17-21.6.2002, pp. 229-234, 2003.
Rantakyrö, F., Wiik, K., Tornikoski, M., Valtaoja, E., Bååth,
L.:
Curvature of the CTA 102 jet.
Proceedings of High Energy Blazar Astronomy, ASP Conference Series, Vol. 299, eds. L.O. Takalo, E. Valtaoja, Tuorla Observatory, Finland, 17-21.6.2002, 2003.
Lähteenmäki, A., Valtaoja, E.:
Inverse Compton models for Gamma-ray AGNs.
Proceedings of High Energy Blazar Astronomy, ASP Conference Series, Vol. 299, eds. L.O. Takalo, E. Valtaoja, Tuorla Observatory, Finland, 17-21.6.2002, pp. 161-166, 2003.
Teräsranta, H.:
Ground support for the gamma-ray observatories by monitoring the 200 strongest AGN at 22 and 37 GHz.
Proceedings of an International Workshop, Maxi Workshop on AGN variability, Nikko, Japan, 10-11.3.2001, Eds.: N. Kawai, H. Negoro, A. Yoshida, and T. Mihara, pp. 61-64, 2003.
2002
Ritakari, J., Mujunen, A.:
A VSI-H compatible recording system for VLBI and e-VLBI.
IVS, International VLBI Service for Geodesy and Astrometry, 2002 General Meeting Proceedings, Tsukuba, Japan, 4-7.2.2002, pp. 128-131. Eds.: Nancy R. Vandenberg and Karen D. Baver. http://ivscc.gsfc.nasa.gov/publications/gm2002/ritakari.
Boettcher, M., Aller, H.D., Aller, M.F., Mang, O., Raiteri, C.M., Ravasio, M., Tagliaferri, G., Teräsranta, H., Villata, M.: Broadband spectra and variability of BL Lacertae in 2000.
Blazar Astrophysics with BeppoSAX and other, Frascati, Italy, 10-11.12.2001, editors P. Giommi, E. Massaro, G. Palumbo, pp. 177-183, 2002.
Jorstad, S.G., Marscher, A.P., Aller, M.F., Balonek, T.J., Gomez, J.L., McHardy, I.M., Teräsranta, H., Raiteri, Tosti, G.:
Multifrequency monitoring of 3C 120, 3C 279, and PKS 1510-089.
Blazar Astrophysics with BeppoSAX and other, Frascati, Italy, 10-11.12.2001, editors P. Giommi, E. Massaro, G. Palumbo, pp. 185-188, 2002.
Marscher, A.P., Jorstad, S.G., McHardy, I.M., Aller, M.F., Balonek, T.J., Villata, M., Raiteri, C.M., Ostorero, L., Tosti, G., Teräsranta, H.:
The relationship between X-Rays and relativistic jets.
Blazar Astrophysics with BeppoSAX and other, Frascati, Italy, 10-11.12.2001, editors P. Giommi, E. Massaro, G. Palumbo, pp. 243-249, 2002.
Teräsranta, H.:
Millimeter band observations of a large sample of northern flat spectrum blazars.
Blazar Astrophysics with Bepposax and Other Observations, Frascati, Italy, 10-11.12.2001, editors P. Giommi, E. Massaro, G. Palumbo, pp. 215-218, 2002.
Krichbaum, T.P., Graham, D.A., Alef, W., Platidis, A.G., Bach, U., Witzel, A., Zensus, J.A., Greve, A., Grewing, M., Doeleman, S.S., Phillips, R.M., Rogers, A.E.E., Titus, M.A., Fagg, H., Strittmatter, P., Wilson, T.L., Ziurys, L., Freund, R., Könönen, P., Peltonen, J., Urpo, S., Rantakyrö, F., Conway, J.E., Booth, R.S.:
VLBI observations at 147 GHz: first detection of transatlantic fringes in bright AGN.
Proceedings of the 6th European VLBI Network Symposium, 25-28.6.2002, Bonn, Germany, pp. 125-128.
Brunthaler, A., Falcke, H., Bower, G.C., Aller, M.F., Aller, H.D., Teräsranta, H., Krichbaum, T.P.:
III Zw 2: Evolution of a Radio Galaxy in a Nutshell.
Proceedings of the 6th European VLBI Network Symposium, 25-28.6.2002, Bonn, Germany, pp. 143-144.
Lähteenmäki, A., Valtaoja, E.:
Inverse Compton modeling of AGNs.
High Energy Blazar Astronomy, Tuorla Observatory, Finland, 17-21.6.2002.
Pyatunina, T.B., Gabuzda, D.C., Teräsranta, H., Aller, H.D., Aller, M.F.:
Quasi-periodic Activity in the Blazar 0059+581.
High Energy Blazar Astronomy, Tuorla Observatory, Finland, 17-21.6.2002.
Teräsranta, H., Wiren, S., Koivisto, P:
The radio events during the strongest gamma outbursts in Blazars.
High Energy Blazar Astronomy, Tuorla Observatory, Finland, 17-21.6.2002.
Tornikoski, M., Lähteenmäki, A., Lainela, M., Valtaoja, E., Jussila, I., Parviainen, M.:
Radio spectra and variability of EGRET blazars.
High Energy Blazar Astronomy, Tuorla Observatory, Finland, 17-21.6.2002.
Rantakyrö, F., Wiik, K., Tornikoski, M., Valtaoja, E., Bååth, L.:
Curvature of the CTA 102 jet.
High Energy Blazar Astronomy, Tuorla Observatory, Finland, 17-21.6.2002.
Boettcher, M., Aller, H.D., Aller, M.F., Mang, O., Raiteri, C.M., Ravasio, M., Tagliaferri, G., Teräsranta, H., Villata, M.:
Broadband spectra and variability of BL Lacertae in 2000.
American Physical Society, New Mexico, Albuquerque, 20-23.4.2002.
Sjöman, P., Eskelinen, P., Ruokokoski, T.:
1/F-noise studies of 70 GHz continuous correlation receiver.
European Frequency and Time Forum, St. Petersburg, Russia. 12-14.3.2002.
Eskelinen, P., Säily, J., Sjöman, P.:
Frequency and phase stability in a millimetre wave network analyzer.
European Frequency and Time Forum, St. Petersburg, Russia. 12-14.3.2002.
2001
Liljeström, T., Gwinn, C.:Time Variations of Water Masers.
Proceedings of IAU Symposium No. 206: Cosmic Masers: from Protostars to Black Holes, Rio de Janeiro 5-10.3.2001, eds.: V. Migenes and E. Lüdke, in press.
Liljeström, T., Winnberg, A., Booth, R.:First Detection of Vibrationally Exited Protostars toward Embedded Young Stellar objects.
Proceedings of IAU Symposium No. 206: Cosmic Masers: from Protostars to Black Holes, Rio de Janeiro 5-10.3.2001, eds.: V. Migenes and E. Lüdke, in press.
Liljeström, T., Winnberg, A., Booth, R.:New Detections of 321 GHz Water Masers toward Late-Type Stars
Proceedings of IAU Symposium No. 206: Cosmic Masers: from Protostars to Black Holes, Rio de Janeiro 5-10.3.2001, eds.: V. Migenes and E. Lüdke, in press.
Liljeström, T., Gwinn, C.:Inversion of water maser observations to shock physics. Science with the Atacama Large Millimeter Array, Washington D.C., October 6-8, 1999,
Astron. Soc. of the Pacific's Conference Series, Vol. 235, pp. 32-35.
Kangaslahti, P., Gaier, T., Dawson, D., Tuovinen, J., Karttaavi, T.,
Hughes, N.J., Cong, T.L., Sjöman, P., Weinreb, S.:Low noise amplifiers in InP Technology for Pseudo Correlating Millimeter Wave Radiometer.
IEEE International Microwave Symposium, Special Symposium Issue of the IEEE Transactions on Microwave Theory and Techniques , Phoenix Arizona, USA 20-25.5.2001.
Tornikoski, M., Lähteenmäki, A., Lainela, M., Valtaoja, E.:Possible new identifications for southern EGRET sources. Proceedings of the Gamma 2001 Symposium, Baltimore, USA 3-9.4.2001.
Lähteenmäki, A., Valtaoja, E.:The effect of the SED shape on the gamma-ray vs. radio emission dependence in AGNs
Proceedings of the Gamma 2001 Symposium, Baltimore, USA 3-9.4.2001.
Boettcher, M., Aller, H.D., Aller, M.F., Mang, O., Raiteri, C.M., Ravasio, M., Tagliaferri, G., Teräsranta, H., Villata, M.:
Multiwavelength spectra and variability of BL Lacertae in 2000.
Workshop on X-ray spectroscopy of active galactic nuclei with Chandra and XMM-Newton, München-Garching, Germany, 2001.
Teräsranta, H.;Ground support for the gamma-ray observatories by monitoring the 200 strongest AGN at 22 and 37 GHz.
Maxi Workshop on AGN variability, The Nikko Kanayo Hotel, Tochiyi, Japan, 10-11.3.2001.
Valtaoja, E., Savolainen, T., Wiik, K., Lähteenmäki, A.:Millimeter continuum variations, VLBI structure, and gamma-rays: invstigating shocked jet physics,
AGN Variability Across the Electromagnetic Spectrum, Sydney, Australia, June 2001.
2000
Tornikoski, M., Lähteenmäki, A.:Millimeter-wave behavior of EGRET-detected and non-EGRET-detected AGNs.
AIP Conference Proceedings 510, The Fifth Compton Symposium, Portsmouth, NH, USA, September 15 - 17, 1999, eds. M.L. McConnell and J.M. Ryan, pp. 377-381.
Lähteenmäki, A., Valtaoja, E., Tornikoski, M.:The radio/gamma-ray connection in AGNs.
AIP Conference Proceedings 510, The Fifth Compton Symposium, Portsmouth, NH, USA, September 15 - 17, 1999, eds. M.L. McConnell and J.M. Ryan, pp. 372-376.
Collmar, W., Benlloch, S., Grove, J.E., Hartman, R.C., Heindl, W.A., Kraus, A., Teräsranta, H., Villata, M., Bennett, K., Bloemen, H., Johnson, W.N., Krichbaum, T.P., Raiteri, C.M., Ryan, J., Sobrito, G., Schönfelder, V., Williams, O.R., Wilms, J.:Multifrequency Observations of the Virgo Blazars 3C 273 and 3C 279 in CGRO Cycle 8.
AIP Conference Proceedings 510, The Fifth Compton Symposium, Portsmouth, NH, USA, September 15 - 17, 1999, eds. M.L. McConnell and J.M. Ryan, pp. 303-307.
Teräsranta, H.:Spectral properties of gamma-ray detected blazars from 5 to 37 GHz.
AIP Conference Proceedings 510, The Fifth Compton Symposium, Portsmouth, NH, USA, September 15-17, 1999, eds. M.L. McConnell and J.M. Ryan, pp. 352-356.
Tingay,S.J., Reynolds, J.E., Jauncey, D.L., Tzioumis, A.K., Preston, R.A., Murphy, D.W., Jones, D.L., Meier, D.L., Costa, M.E., Moffet, D., McCulloch, P.M., Nicolson, G., King, E.A., Edwards, P.G., Piner, B.G., Lovell, J.E.J., Hirabayashi, H., Tornikoski, M., Mucke, A., Bignall, H., Clay, R.W.:VSOP observations of bright compact southern Hemisphere AGN.
Astrophysical Phenomena Revealed by Space VLBI. Proceedings of the VSOP Symposium held at the Institute of Space and Astronautical Science 19-21 January 2000, Sagamihara, Japan, eds. H. Hirabayashi, P.G. Edwards, D.W. Murhpy, pp 313-316.
Valtaoja, E., Wiik, K.:The geometry of the Universe from high resolution VLBI data of AGN shocks.
Astrophysical Phenomena Revealed by Space VLBI. Proceedings of the VSOP Symposium held at the Institute of Space and Astronautical Science 19-21 January 2000, Sagamihara, Japan, eds. H. Hirabayashi, P.G. Edwards, D.W. Murhpy, pp. 253-256.
Wiik, K., Valtaoja, E., Lähteenmäki, A.:Comparison of Total Flux and VLBI Properties of a Sample of Fifteen AGN at 22 GHz.
Astrophysical Phenomena Revealed by Space VLBI. Proceedings of the VSOP Symposium held at the Institute of Space and Astronautical Science 19-21 January 2000, Sagamihara, Japan, eds. H. Hirabayashi, P.G. Edwards, D.W. Murhpy, pp. 321-324.
Pohjolainen, S., Vilmer, N., Magun, A.:Electron acceleration during a long-duration flare. High Energy Solar Physics Antitipating HESSI, Washington DC, October 1999. ASP Conference Series, Vol. 206, pp. 179-182.
Zaitsev, V., Kislyakov, A., Urpo, S.:MHD-oscillations in solar flare sources of microwave emission. Sun at Maximum Activity and Solar-Stellar Analogy, GAO RAN Pulkovo, St. Petersburg, 17-22.9.2000, p. 156.
Riehokainen, A., Urpo, S., Valtaoja, E., Makarov, V.I., Makarova, V.V., Tlatov, A.G.:Millimeterradio, SOHO/EIT 171 Å features and the polar faculae in the polar zones of the Sun. Sun at Maximum Activity and Solar-Stellar Analogy GAO RAN Pulkovo, St. Petersburg, 17-22.9.2000, p. 94.
Brunthaler, A., Falcke, H., Bower, G.C., Aller, M., Aller, H., Teräsranta, H., Patnaik, A.R.:III Zw 2: superluminal motion and compact lobe expansion in a Seyfert galaxy. EVN 2000 Symposium, Madrid, 30.11-2.12.2000.
1999
Pohjolainen, S., Portier-Fozzani, F., Ragaigne, D.:Radio bright structures near the solar poles at millimeter wavelengths. Proc. of Nobeyama Symposium, NRO Report, 6 p., in press, 1999.
Pohjolainen, S., Riehokainen, A., Valtaoja E.:Polar radio sources observed in UV and EUV. EPS Meeting on Solar Physics, September 1999 (poster presentation),
ESA SP-448, 6 p. in press, 1999.
Pohjolainen, S., Khan, J.I., Vilmer, N.:A multiwavelength study of active region evolution and flare onset preceding a CME event. EPS Meeting on Solar Physics, September 1999 (poster presentation),
ESA SP-448, 6 p., in press, 1999.
Bloom, S.D., Wehrle, A.E., Balonek, T.J., Teräsranta, H., Tornikoski, M., Aller, M.F., Aller, H.D., Tosti, G., Takalo, L., Thompson, D.J.:Analysis of the Ground Based Data for 3C279: 1990-1999.
Proceedings of the V Compton Symposium on Gamma-Ray Astronomy and Astrophysics, Portsmouth, NH, USA, September 15 - 17, 1999, submitted 1999.
Takahashi, T., Kataoka, J., Madejski, G., Mattox, J., Urry, M., Wagner, S., Aharonian, F., Catanese, M., Chiappetti, L., Coppi, P., Degrange, B., Edelson, R., Fossati, G., Kubo, H., Makino, F., Marshall, H., Maraschi, L., Takahara, F., Tashiro, M., Teräsranta, H., Weekes, T.:Multi-frequency observations of a TeV blazar, Mkn421, from a big campaign in 1998.
Proceedings of the V Compton Symposium, Portsmouth, NH, USA, September 15 - 17, 1999.
Mujunen, A., Engelberg, J., Könönen, P., Oinaskallio, E.:Metsähovi antenna control system upgrade.
Proceedings of the VIII Russian-Finnish Symposium on Radioastronomy, St. Petersburg, Russia, June 28 - July 3, 1999, pp. 144-145, 1999.
Könönen, P., Mujunen, A., Engelberg, J.:Data browsing at Metsähovi Radio Observatory.
Proceedings of the VIII Russian-Finnish Symposium on Radioastronomy, St. Petersburg, Russia, June 28 - July 3, 1999, p. 139, 1999.
Engelberg, J., Mujunen, A.:Interference threats to Radioastronomy now and near future.
Proceedings of the VIII Russian-Finnish Symposium on Radioastronomy, St. Petersburg, Russia, June 28 - July 3, 1999, pp. 112-113, 1999.
Leppänen, K., Liljeström, T., Diamond, P.:Magnetic field strengths from polarimetric VLBI observations of water masers in W51 M.
Proceedings of the VIII Russian-Finnish Symposium on Radioastronomy, St. Petersburg, Russia, June 28 - July 3, 1999, pp. 87-90, 1999.
Zaitsev, V.V., Urpo, S., Stepanov, A.V.:Pulsating and explosive energy release in solar flares.
Proceedings of the VIII Russian-Finnish Symposium on Radioastronomy, St. Petersburg, Russia, June 28 - July 3, 1999, pp. 71-75, 1999.
Urpo, S., Zlobec, P., Ruzdjak, V., Brajsa, R., Vrsnak, B.:On the correlation of Metsähovi solar mm-wave solar bursts and Type III metric wave observations.
Proceedings of the VIII Russian-Finnish Symposium on Radioastronomy, St. Petersburg, Russia, June 28 - July 3, 1999, pp. 56-58, 1999.
Urpo, S., Bogod, V., Grebinskij, A., Gelfreikh, G.:A study of preflare and postflare evolution in active region using Metsähovi and RATAN-600 data.
Proceedings of the VIII Russian-Finnish Symposium on Radioastronomy, St. Petersburg, Russia, June 28 - July 3, 1999, pp. 54-55, 1999.
Riehokainen, A., Valtaoja, E., Urpo, S., Makarov, V.I., Makarova, V.V., Tlatov, A.G.:Connections between the polar faculae and radio bright areas in the polar zones of the Sun.
Proceedings of the VIII Russian-Finnish Symposium on Radioastronomy, St. Petersburg, Russia, June 28 - July 3, 1999, pp. 44-49, 1999.
0
Grebinskij, A., Garaimov, K., Shibasaki, K., Urpo, S.:Microwave magnetograms at the corona base.
Proceedings of the VIII Russian-Finnish Symposium on Radioastronomy, St. Petersburg, Russia, June 28 - July 3, 1999, pp. 28-31, 1999.
Grebinskij, A., Bogod, V., Gelfreikh, G., Shibasaki, K., Urpo, S., Pohjolainen, S.:Measurements of magnetic fields of inhomogeneous solar atmosphere using mcw observations.
Proc. Conf. dedicated 50-years of Kislovodsk astronomical station "New cycle of solar activity: observations and theory", St. Petersburg, Pulkovo, June 24-29, 1998, p. 18, 1999.
Grebinskij, A., Bogod, V., Gelfreikh, G., Shibasaki, K., Urpo, S., Pohjolainen, S.:Chromospheric magnetic field measurements by a microwave free-free emission polarization, theory and observations. ASPE98 - Magnetic Fields and Oscillations, Potsdam/Caputh, Germany 22-26 September 1998,
Abstract Booklet pp. 62-63, 1999.
Lovell, J., Kedziora-Chudczer, L., Jauncey, D., Wieringa, M., Reynolds, J., Nicolson, G., Tingay, S., King, E., McCulloch, P., Costa, M., Valtaoja, E., Tornikoski, M., Meier, D., Murphy, D., Jones, D., Edwards, P.:The Milliarcsecond structure and evolution of the smallest quasar PKS 0405-385.
XXVIth General Assembly, International Union of Radio Science, Toronto, Canada August 13-21, 1999.
Edwards, P.G., Hirabayashi, H., Wehrle, A.E., Unvin, S.C., Piner, B.G., Kobayashi, H., R. Okayasu, R., Makino, F., Kii, T., Valtaoja, E.:The first space VLBI Images of 3C279.
XXVIth General Assembly, International Union of Radio Science, Toronto, Canada August 13-21, 1999.
Teräsranta, H.:New prospects in radio monitoring.
Proceedings of the OJ-94 Annual Meeting 1999, Blazar monitoring towards the third millennium Torino, Italy, May 19-21.1999. Edited by C.M. Raiteri, M. Villata, L.O. Takalo, pp. 69-72, 1999.
Villata, M., Raiteri, C.M., Tosti, G., Takalo, L.O., Sillanpää, A., Teräsranta, H., Tornikoski, M., Aller, M.F., Aller, H.D., De Francesco, G., Sobrito, G., Ostorero, L., Puccio, M.:Optical-radio monitoring of AO 0235+16. Proceedings of the OJ-94 Annual Meeting 1999, Blazar monitoring towards the third millennium Torino, Italy, May 19-21.1999. Edited by C.M. Raiteri, M. Villata, L.O. Takalo, pp. 73-75, 1999.
Raiteri, C.M., Villata, M., Tosti, G., Massaro, E., Nesci, R., Teräsranta, H., Tornikoski, M., Aller, M.F., Aller, H.D., De Francesco, G., Maesano, M., Montagni, F., Ostorero, L., Puccio, M., Sobrito, G.:Monitoring of the BL Lac Object S5 0716+71 in the optical and radio bands. Proceedings of the OJ-94 Annual Meeting 1999, Blazar monitoring towards the third millennium Torino, Italy, May 19-21.1999. Edited by C.M. Raiteri, M. Villata, L.O. Takalo, pp. 76-78, 1999.
Raiteri, C.M., Villata, M., Balonek, T.J., Teräsranta, H., Tornikoski, M., Aller, M.F., Aller, H.D., De Francesco, G., Ostorero, L., Puccio, M., Sobrito, G.:Optical and radio behaviour of 4C 29.45 (1156+295). Proceedings of the OJ-94 Annual Meeting 1999, Blazar monitoring towards the third millennium Torino, Italy, May 19-21.1999. Edited by C.M. Raiteri, M. Villata, L.O. Takalo, pp. 79-81, 1999.
Kovalev, Y.Y., Teräsranta, H., Tornikoski, M., Valtaoja, E.:Strong flare in the BL Lacertae object 0235+164 at 1-230 GHz in 1997-1998. BL Lac Phenomenon Meeting, Turku, 22-26 June, 1998,
ASP Conference Series, Vol. 159, pp. 65-66, 1999.
Teräsranta, H., Tornikoski, M., Valtaoja, E.:Long term continuum monitoring of AGN with the Metsähovi and SEST telescopes. BL Lac Phenomenon Meeting, Turku, 22-26 June, 1998,
ASP Conference Series, Vol. 159, pp. 41-44, 1999.
Tornikoski, M., Teräsranta, H., Balonek, T. J., Beckerman, E., Pursimo, T.:Simultaneous radio/optical outburst in CTA 102. BL Lac Phenomenon Meeting, Turku, 22-26 June, 1998,
ASP Conference Series, Vol. 159, pp. 307-310, 1999.
Tornikoski, M., Tingay, S., King, E., Jauncey, D., Muecke, A., Johnston, M., Clay, R., Chen, A.:Multifrequency behaviour of PKS 2255 - 282. BL Lac Phenomenon Meeting, Turku, 22-26 June, 1998,
ASP Conference Series, Vol. 159, pp. 305-306, 1999.
Valtaoja, E., Lähteenmäki, A., Teräsranta, H., Lainela, M.:Doppler boosting and orientation effects in BL Lacs and other AGN. BL Lac Phenomenon Meeting, Turku, 22-26 June, 1998,
ASP Conference Series, Vol. 159, pp. 477-482, 1999.
Lähteenmäki, A., Valtaoja, E.:Comparison of radio and EGRET gamma-ray properties between BL Lacs and other AGN. BL Lac Phenomenon Meeting, Turku, 22-26 June, 1998,
ASP Conference Series, Vol. 159, pp. 213-216, 1999.
Liljeström, T., Leppänen, K.:Water masers tracing alfvenic turbulence and magnetic fields in W49 N and W51 M. Interstellar Turbulence -Conference, January 12-16, 1998, Mexico,
Cambridge Univ. Press, pp. 164-168, 1999.
Bloom, S.D., Wehrle, A.E., Unwin, S.C., Aller, M.F., Aller, H.D., Teräsranta, H., Tosti, G.:Analysis of ground-based multi-waveband data from 3C-279. 193rd AAS Meeting, Austin, Texas January 5-9, 1999,
Bulletin of American Astronomical Society, Vol. 30, p. 1418, 1999.
1998
ZAITSEV, V., STEPANOV, A., URPO, S., POHJOLAINEN, S.:Mm-wave diagnostics of Electric Currents in Magnetic loops.
Proceedings of Nobeyama Symposium 1998, NRO report, submitted, 1998.
POHJOLAINEN, S., PORTIER-FOZZANI, F., RAGAIGNE, D.:Radio bright structures near the Solar poles at millimeter wavelengths; Solar Physics with Radio Observations.
Proceedings of Nobeyama Symposium 1998, NRO report, 6 p., submitted, 1998.
BRAJSA, R., RUZDJAK, V., VRSNAK, B., WÖHL, H. POHJOLAINEN, S., URPO, S.:An analysis of the solar rotation velocity determined by tracing microwave features and an estimate of their heights.
3rd Advances in Solar Physics Euroconference Magnetic Fields and Oscillations, Potsdam/Caputh, Germany, 22-26 September, Abstract No 4.48, p. 84, 1998.
ZAITSEV, V.V., STEPANOV, A.V., URPO, S., POHJOLAINEN, S.:Electric parameters of magnetic arches on the sun and the stars.
Proc. VII CIS Symposium on Solar-Terrestrial Physics, IZMIRAN, p. 20, 1998.
HALLUM, J.C., MATTOX, J.R., MARSCHER, A.P., WALTMAN, E., TERÄSRANTA, H., ALLER, H.D. AND ALLER, M.F.:A Gamma Ray Flare of the Blazar CTA 26.
Bulletin of the American Astronomical Society, p. 1374, 1998.
TINGAY, S.J., JAUNCEY, D.L., REYNOLDS, J.E., TZIOUMIS, A.K., KING, E.A., PRESTON, R.A., MURPHY, D.W., MEIER, D.L., EDWARDS, P.G., LOVELL, J.E.J., HIRABAYASHI, H., KOGAYASHI, H., SHIBATA, K.M., MCCULLOCH, P.M., COSTA, M.E., DEWDNEY, P., CANNON, W., NICOLSON, G., VALTAOJA, E., TORNIKOSKI, M., VENTURI, T.:Space VLBI observations of southern hemisphere gamma-ray and non-gamma-ray AGN: first results for PKS 0637 - 752.
32nd Cospar Scientific Assembly, held in Nagoya, Japan, September 12-19, 1998.
VALTAOJA, E., LÄHTEENMÄKI, A.:Synchrotron self-Compton gamma-rays from active galactic nuclei.
3rd INTEGRAL Workshop, Taormina, Italy, September 14 - 18, in press, 1998
TORNIKOSKI M, TERÄSRANTA H, VALTAOJA E:The radio behaviour of BL Lacertae during the 1997 optical outburst.
Proceedings of the OJ-94 annual meeting 1997, Multifrequency monitoring of blazars, Perugia, Italy, September 8-9th, 1997, pp. 206-207, 1998.
TORNIKOSKI M, VALTAOJA E:The radio vs optical behaviour in OJ 287.
Proceedings of the OJ-94 annual meeting 1997, Multifrequency monitoring of blazars, Perugia, Italy, September 8-9th, 1997, pp. 56-61, 1998.
ZAITSEV V.V., STEPANOV A.V., URPO S., POHJOLAINEN S.:LRC-circuit analog of current-carrying magnetic loop: Diagnostics of electric parameters. CESRA Workshop on Coronal Explosive Events, June 9-13, 1998, Espoo, Finland,
Metsähovi Publications on Radio Science, HUT-MET-27, Editor S. Pohjolainen, p. 64, 1998.
BOGOD V., GARAIMOV V., GREBINSKIJ A., URPO S., POHJOLAINEN S.:Postflare evolution of AR 8038 on 12 May 1997 from Metsähovi-RATAN microwave observations. CESRA Workshop on Coronal Explosive Events, June 9-13, 1998, Espoo, Finland,
Metsähovi Publications on Radio Science, HUT-MET-27, Editor S. Pohjolainen, p. 24, 1998.
PORTIER-FOZZANI, F., POHJOLAINEN, S., MAUCHERAT, A.J.:3D structures of the corona revealed by simultaneous observations of Metsähovi Radio Observatory and SOHO/EIT. CESRA Workshop on Coronal Explosive Events, June 9-13, 1998, Espoo, Finland,
Metsähovi Publications on Radio Science, HUT-MET-27, Editor S. Pohjolainen, p. 60, 1998.
POHJOLAINEN, S., PORTIER-FOZZANI, F., RAGAIGNE, D., HEIKKILÄ, J.:Local radio brightenings and depressions near the solar poles. CESRA Workshop on Coronal Explosive Events, June 9-13, 1998, Espoo, Finland,Metsähovi Publications on Radio Science, HUT-MET-27, Editor S. Pohjolainen, p. 59, 1998.
SHIBASAKI, K., KOSUGI, T., BOGOD, V., GARAIMOV, V., GELFREIKH, G., STEPANOV, A.V., KLIEM, B., HILDEBRANDT, J., KRÜGER, A., HOFMANN, A., URPO, S.:Coronal magnetic-field changes of a strong, very fast developing compact solar active region and related processes. CESRA Workshop on Coronal Explosive Events, June 9-13, 1998, Espoo, Finland,
Metsähovi Publications on Radio Science, HUT-MET-27, Editor S. Pohjolainen, p. 49, 1998.
URPO S., POHJOLAINEN S., GREBINSKIJ A., BOGOD V., GELFREIKH G.B., SHIBASAKI K.:Microwave tomography study of quiet and active chromospheres. CESRA Workshop on Coronal Explosive Events, June 9-13, 1998, Espoo, Finland,
Metsähovi Publications on Radio Science, HUT-MET-27, Editor S. Pohjolainen, p. 25, 1998.
POHJOLAINEN S.:Millimetre wave radio emission from solar active regions and the observed correlation with other wavelength data. 2nd Advances in Solar Physics Euroconference, Preveza, Greece, 1997.
Astronomical Society of the Pacific Conference Series, 155, pp. 316-320, 1998.
KOISTINEN, O., PELTONEN, J., URPO, S.:Phase stability of a 43 GHz receiver. ESA Workshop on Millimetre Wave Technolgoy and Applications, May 27-29, 1998, Espoo, Finland,
Proceedings of 2nd ESA Workshop on Millimetre Wave Technology and Applications: Antennas, Circuits and Systems, WPP-149, editors J. Mallat, A. Räisänen, J. Tuovinen, pp. 295-297, 1998
JAUNCEY, D.L., TINGAY, S.J., PRESTON R.A., REYNOLDS, J.E., LOVELL, J.E.J., MCCULLOCH, P.M., COSTA, M.E., KOEKEMOER, A., TORNIKOSKI, M., KEDZIORA-CHUCZER, L., CAMPBELL-WILSON, D., NICOLSON, G.D.:PKS 1718-649, the nearest GPS radio source. IAU Colloquium 164: Radio Emission from Compact Galactic and Extragalactic Sources, Socorro, 21-26 April 1997,
ASP Conference Series, Vol. 144, pp. 193-194, 1998.
LÄHTEENMÄKI, A., VALTAOJA, E.:Limiting brightness temperature for a synchrotron source. IAU Colloquium 164: Radio Emission from Compact Galactic and Extragalactic Sources, Socorro, 21-26 April 1997,
ASP Conference Series, Vol. 144, pp. 135-136, 1998.
GARRETT, M.A., LEPPÄNEN, K., PORCAS, R.W., PATNAIK, A.R., NAIR, S., TERÄSRANTA, H.:PKS 1830-211: VLBA lambda 7mm polarisation observations. IAU Colloquium 164: Radio Emission from Compact Galactic and Extragalactic Sources, Socorro, 21-26 April 1997,
ASP Conference Series, Vol. 144, pp. 313-314, 1998.
LILJESTRÖM, T.:Shock structure of the high-velocity water masers in W49 N. IAU Colloquium 164: Radio Emission from Compact Galactic and Extragalactic Sources, Socorro, 21-26 April 1997,
ASP Conference Series, Vol. 144, pp. 251-252, 1998.
WIIK, K., VALTAOJA, E.:Comparison of total flux and VLBI properties. IAU Colloquium 164: Radio Emission From Galactic and Extragalactic Compact Sources, Socorro, 21-26 April 1997,
ASP Conference Series, Vol. 144, pp. 151-152, 1998.
1997
KAUFMAN, M., LILJESTRÖM, T., GWINN, C.:321 GHz and 22 GHz observations of water masers in the W49N star forming regions.
Proceedings of the Star Formation Symposium, Astron. Soc. of Pacific, San Francisco, in press, 1997.
LEPPÄNEN, K., MASS, M., RIOJA, M., SANGHERA, H.:High dynamic range imaging with the EVN.
Vistas in Astronomy (EVN/JIVE Symposium Special Issue), Vol 41, No 2, 1997.
POHJOLAINEN, S., VALTAOJA, E., URPO, S.:Impulsive acceleration during gradual type solar radio flares. 31st COSPAR Scientific Assembly, Birmingham, England, 1996.
Adv. Space Res., Vol. 20, No. 12, pp. 2337-2340, 1997.
BRAJSA, R., RUZDJAK, V., VRSNAK, B., POHJOLAINEN, S., URPO, S., SAKURAI, T., WÖHL, H.:Soft X-ray, microwave and He I measurements of coronal holes.
IAU 23, Kyoto, Japan, August 17-30, 1997.
POHJOLAINEN, S., URPO, S.:Solar active region development at millimetre wavelengths. 5th SOHO Workshop 'The corona and solar wind near minimum activity', Oslo, 1997.
ESA SP-404, pp. 619-622, 1997.
LÄHTEENMÄKI, A., TERÄSRANTA, H., WIIK. K., AND VALTAOJA, E.:Relationships between radio and gamma-ray properties in active galactic nuclei.
Proceedings of the 4th Compton Symposium, Williamsburg, USA, eds. C.D. Dermer, M.S. Strickman, and J.D. Kurfess, American Institute of Physics, pp. 1452-1456, 1997.
TERÄSRANTA., H.:The burst activity at millimeter wavelengths compared to gamma-activity of AGN.
Proceedings of the 4th Compton Symposium, Williamsburg, USA, eds. C.D. Dermer, M.S. Strickman, and J.D. Kurfess, American Institute of Physics, pp. 1447-1451, 1997.
EDWARDS, P.G., LOVELL, J.E.J., HARTMAN, R.C., TORNIKOSKI, M., LAINELA, M., MCCULLOCH, P.M., GAENSLER, B.M., HUNSTEAD, R.W.:Multi-wavelength Radio Monitoring of EGRET Sources and Candidates.
Proceedings of the 4th Compton Symposium, Williamsburg, USA, eds. C.D. Dermer, M.S. Strickman, and J.D. Kurfess, American Institute of Physics, pp. 1428-1432, 1997.
ALLER, M.F., MARSCHER, A.P., HARTMAN, R.C., ALLER, H.D., ALLER, M.C., BALONEK, T.J., BEGELMAN, M.C., CHIABERGE, M., CLEMENTS, S.D., COLLMAR, W., DEFRANCESCO, G., GEAR, W.K., GEORGANOPOULOS, M., GHISELLINI, G., GLASS, I.S., GONZALEZ-PERES, J.N., HEINÄMÄKI, P., HERTER, M., HOOPER, E.J., HUGHES, P.A., JOHNSON, W.N., KATAJAINEN, S., KIDGER, M.R., KRAUS, A., LANTERI, L., LAWRENCE, G.F., LICHTI, G.G., LIN, Y.C., MADEJSKI, G.M., MCNARON-BROWN, K., MOORE, E.M., MUKHERJEE, R., NAIR, A.D., NILSSON, K., PEILA, A., PIERKOWSKI, D.B., POHL, M., PURSIMO, T., RAITERI, C.M., REICH, W., ROBSON, E.I., SILLANPÄÄ, A., SIKORA, A., SMITH, A.G., STEPPE, H., STEVENS, J., TAKALO, L.O., TERÄSRANTA, H., TORNIKOSKI, M., VALTAOJA, E., VON MONTIGNY, C., VILLATA, M., WAGNER, S., WICHMANN, R., WITZEL, A.:Radio to Gamma-ray Observations of 3C 454.3: 1993-1995.
Proceedings of the 4th Compton Symposium, Williamsburg, USA, eds. C.D. Dermer, M.S. Strickman, and J.D. Kurfess, American Institute of Physics, pp. 1423-1427, 1997.
WEHRLE, A., PIAN, E., URRY, M., MARASCHI, L., GHISELLINI, G., HARTMAN, R.C., MADEJSKI, G., MAKINO, F., MARSCHER, A.P., MCHARDY, I.M., WEBB, J.R., ALDERING, G.S., ALLER, M.F., ALLER, H.D., BACKMAN, D.E., BALONEK, T., BOLTWOOD, P., BONNELL, J., CAPLINGER, J., CELOTTI, A., COLLMAR, W., DALTON, J., DRUCKER, A., FALOMO, R., FICHTEL, C.E., FREUDLING, W., GEAR, W.K., GONZALEZ-PEREZ, J.N., HALL, P., INOUE, H., JOHNSON, W.N., KIDGER, M.R., KOLLGAARD, R.I., KONDO, Y., KURFESS, J., LAWSON, A.J., MCCOLLUM, B., MCNARON-BROWN, K., NAIR, D., PENTON, S., POHL, M., RAITERI, C.M., RENDA, M., ROBSON, E.I., SAMBRUNA, R.M., SCHIRMER, A.F., SHRADER, C., SIKORA, M., SILLANPÄÄ, A., SMITH, P., STEVENS, J.A., STOCKE, J., TAKALO, L.O., TERÄSRANTA, H., THOMPSON, T.J., THOMPSON, R., TORNIKOSKI, M., TOSTI, G., TURCOTTE, P., TREVES, A., UNWIN, S.C., VALTAOJA, E., VILLATA, M., WAGNER, S.J., XU, W., ZOOK, A.:Multiwavelength flaring of the quasar 3C 279.
Proceedings of the 4th Compton Symposium, Williamsburg, USA, eds. C.D. Dermer, M.S. Strickman, and J.D. Kurfess, American Institute of Physics, pp. 1417-1420, 1997.
MUKHERJEE, R., BERTSCH, D.L., BLOOM, S.D., DINGUS, B.L., ESPOSITO, J.A., HARTMAN, R.C., HUNTER, S.D., KANBACH, G., KNIFFEN, D.A., KRAUS, A., KRICHBAUM, T.P., LIN, Y.C., MAHONEY, W.A., MARSCHER, A.P., MAYER-HASSELWANDER, H.A., MICHELSON, P.F., VON MONTIGNY, C., MUECKE, A., NOLAN, P.L., POHL, M., REIMER, O., SCHNEID, E., SREEKUMAR, P., TERÄSRANTA, H., THOMPSON, D.J., TORNIKOSKI, M., VALTAOJA, E., WAGNER, S., WITZEL, A.:EGRET observations of PKS 0528+134 from 1991 to 1997.
Proceedings of the 4th Compton Symposium, Williamsburg, USA, eds. C.D. Dermer, M.S. Strickman, and J.D. Kurfess, American Institute of Physics, pp. 1346-1350, 1997.
LÄHTEENMÄKI A:Doppler boosting factors and viewing angles for active galactic nuclei;
Proceedings of the Nordic-Baltic graduate student meeting on extragalactic astronomy, Seili, Finland 27.-29.1.1997; Ed. M. Hanski, Tuorla Observatory Reports, Informo No. 179, pp 45-48, 1997
WIIK K J:Three epoch VLBI observations of a sample of 15 AGN at 22 GHz: Comparison of total flux and VLBI properties;
IAU Colloquium 164: Radio Emission From Galactic and Extragalactic Compact Sources, Socorro, 21-26 April 1997.
VALTAOJA E:Structure and properties of AGN cores from VLBI and total flux density variations;
IAU Colloquium 164: Radio Emission From Galactic and Extragalactic Compact Sources, Socorro, 21-26 April 1997.
LEPPÄNEN K, LILJESTRÖM T, DIAMOND P, KEMBALL A, GWINN C:Polarization VLBI observations of water masers in star forming regions;
IAU Colloquium 164: Radio Emission from Compact Galactic and Extragalactic Sources, Socorro, 21-26 April 1997.
LILJESTRÖM T:Shock structure of high-velocity water masers in W49 N;
IAU Colloquium 164: Radio Emission from Compact Galactic and Extragalactic Sources, Socorro, 21-26 April 1997.
LÄHTEENMÄKI A, TERÄSRANTA H, WIIK K, VALTAOJA E:Relationships between radio and gamma-ray properties in active galactic nuclei;
4th Compton Symposium, Williamsburg, USA, 27.-30.4.1997.
WEHRLE A, URRY M, GHISELLINI G, MARASCHI L, PIAN E, HARTMAN R C, BERTSCH D, FICHTEL C, HUNTER S, KNIFFEN D A, MADEJSKI G, MUKHERJEE R, SCHID E J, MARSCHER A, McHARDY I, LAWSON A, DINGUS B L, DERMER C, JOHNSON W N, McNARON-BROWN K, LIN Y C, MICHELSON P, NOLAN P, COLLMAR W, KANBACH G, MAYER-HASSELWANDER H A, SREEKUMAR P, ZOOK A, UNWIN S, XU W, MAKINO F, ALLER M, ALLER H, TERÄSRANTA H, VALTAOJA E, TORNIKOSKI M, ROBSON E I, STEVENS J A, GEAR W K, BARR P, ALDERING G, BALONEK T, SHIRMER A, BOLTWOOD P. NAIR A D, BACKMAN D, DALTON J, SMITH P, KIDGER M, GONZALEZ-PEREZ J N, TAKALO L O, SILLANPÄÄ A, NILSSON K, PURSIMO T, HEINÄMÄKI P, KATAJAINEN S, STOCKE J, WAGNER S, VON MONTIGNY C:Multiwavelength flaring of the quasar 3C279;
4th Compton Symposium, Williamsburg, USA, 27.-30.4.1997.
HALLUM J C, MATTOX J, MARSCHER A P, WALTMAN E, TERÄSRANTA H, ALLER H D, ALLER M F:A gamma ray flare of the blazar CTA 26;
4th Compton Symposium, Williamsburg, USA, 27.-30.4.1997.
ALLER M F, MARSCHER A P, HARTMAN R C, ALLER H D, ALLER M C, BALONEK T J, BEGELMAN M C, CHIABERGE M, CLEMENTS S D, COLLMAR W, DeFRANCESCO G, GEAR W K, GEORGANOPOULOS M, GHISELLINI G, GLASS I S, GONZALES-PEREZ J N, HEINÄMÄKI P, HERTER M, HOOPER E J, HUGHES P A, JOHNSON W N, KATAJAINEN S, KIDGER M R, KRAUS A, LANTERI L, LAWRENCE G F, LICHTI G G, LIN Y C, MADEJSKI G M, McNARO-BROWN K, MOORE E M, MUKHERJEE R, NAIR A D, NILSSON K, PEILA A, PIERKOWSKI D B, POHL M, PURSIMO T, RAITERI C M, REICH W, ROBSON E I, SILLANPÄÄ A, SIKORA M, SMITH A G, STEPPE H, STEVENS J, TAKALO L O, TERÄSRANTA H, TORNIKOSKI M, VALTAOJA E, von MONTIGNY C, VILLATA M, WAGNER S, WITZEL A:Radio to gamma-ray observations of 3C 454:3 1993-1995;
IV CGRO Symposium, Williamsburg, USA, 27.-30.4.1997.
EDWARDS P G, HARTMAN R C, TORNIKOSKI M, LAINELA M, LOVELL J E J, McCULLOCH P M, HUNSTEAD R W, NICOLSON G D:Multi-wavelength Radio Monitoring of EGRET sources and Candidates;
IV CGRO Symposium, Williamsburg, USA, 27.-30.4.1997.
TERÄSRANTA H:The burst activity at millimeter wavelengths compared to gamma-activity of AGN;
4th Compton Symposium, Williamsburg, USA, 27.-30.4.1997.
POHJOLAINEN S, URPO S:Solar active region development at millimetre wavelengths;
Fifth SOHO Workshop: The Corona and Solar Wind near minimum activity; 17-20 June 1977 OSLO, 1977.
1996
STEPANOV A V, HILDEBRANDT J, KRÜGER A, URPO S, ZAITSEV VV:Spectra of coronal millimeter-wave sources: thermal and nonthermal emission;
Proceedings of Radio Emission from Stars and the Sun, ASP Conference Series, Vol 93, pp 400-402, 1996.
WEBB J R, SCHRADER C, NAIR D, BALONEK T, ALLER M, ALLER H, BONNELL J, HEINÄMÄKI P, HEWIT N, HUGHES P, JENKINS P, KIDGER M, LEHTO H, McCOLLUM B, McHARDY I, OKYUDA, PURSIMO T, PIAN E, POYNER G, DEL RIO L, SADUN A, SILLANPÄÄ A, SMITH A, ROBSON I, TAKALO L, TERÄSRANTA H, TREVES A, VALTAOJA E, WORRAKER W:Target of opportunity multifrequency observations of BL LAC and OJ 287;
Workshop on two years of intensive monitoring of OJ 287 and 3C66A. Tuorla Observatory Reports, Informo No. 176, pp. 20-25, ed. L.O. Takalo, 1996.
VALTAOJA E, TERÄSRANTA H, TORNIKOSKI M, ALLER M F, ALLER H D, HUGHES P A:Multifrequency radio monitoring of OJ 287;
Workshop on two years of intensive monitoring of OJ 287 and 3C66A. Tuorla Observatory Reports, Informo No. 176, pp. 13-19, ed. L.O. Takalo, 1996.
ESKELINEN P, ENGELBERG J, SALPALA A, MATOLA M:A computer controlled multi-reference clock system;
10th European Frequency and Time Forum, 5-7 March 1996, Brighton, England, Conference Publication 418 (IEE) pp 92-95, 1996.
TORNIKOSKI M, VALTAOJA E:High radio frequency studies of equatorial and southern AGN;
IAU Symposium 175: Extragalactic Radio Sources, Bologna, Italy October 10-15, 1995, Proceedings of the 175th Symposium of the IAU, edited by R. Ekers, C. Fanti and L. Padrielli, pp 99-100, 1996.
TERÄSRANTA H, VALTAOJA E, LAINELA M:A simple method to analyze radio frequency outbursts of quasars;
IAU Symposium 175: Extragalactic Radio Sources, Bologna, Italy, October 10-15, 1995, Proceedings of the 175th Symposium of the IAU, edited by R. Ekers, C. Fanti and L. Padrielli, pp 101-102, 1996.
MUKHERJEE R, GEAR W K, MARSCHER A P, MOORE E M, TRAVIS J P, ZHANG Y F, ROBSON E I, STEVENS J A, TERÄSRANTA H, TORNIKOSKI M, WAGNER S J:High energy gamma radiation from PKS 0528+134 observed by EGRET;
Blazar continuum variability conference, Miami, Florida, February 4-7, 1996, ASP Conference Series, Vol 110, eds. H.R. Miller, J. Webb, J.C. Noble, pp 346-351, 1996.
TERÄSRANTA H, VALTAOJA E:The time profiles of millimeter wavelength outbursts during the most intense gamma-ray flares in AGN;
Blazar Continuum Variability, Miami, Florida, February 4-7, 1996, ASP Conference Series, Vol 110, eds. H.R. Miller, J. Webb, J C Noble, pp 274-278, 1996.
VALTAOJA E:Blazar radio variabilty;
Blazar Continuum Variability, Miami, Florida, February 4-7, 1996, ASP Conference Series, Vol 110, eds. H.R. Miller, J. Webb, J C Noble, pp 226-241, 1996.
WEHRLE A E, UNWIN S C, ZOOK A C, URRY C M, MARSCHER A P, TERÄSRANTA H:VLBI Imaging and Multiwavelength Variability of 3C279;
Blazar variability conference, Miami, Florida, 4-7 February 1996, ASP Conference Series, Vol 110, eds. H.R. Miller, J.R. Webb, J.C. Noble, pp , 1996.
LÄHTEENMÄKI A:Lorentz factor and viewing angles for active galactic nuclei;
Proceedings of XXIX YERAC, Riccione, Italy, 23-26 September, 1996.
KOISTINEN O, KARLAMAA K, PELTONEN J, URPO S:Receiver development at Metsähovi Radio Research Station;
Proceedings of XXIX YERAC, Riccioni, Italy 23-26 September 1996, p 39, 1996.
SILLANPÄÄ A, TAKALO L O, VALTAOJA E, TERÄSRANTA H, TORNIKOSKI M, HEIDT J, WAGNER S, BOCK H, SCHRAMM K J, BORGEEST U, LINDE J V, DULTZIN-HACYAN D, BENITEZ E, TURNER G W, ROBERTSON J W, HONEYCUT R K, EFIMOV YU S, SHAKHOVSKOY N:Simultaneous optical and radio observations of the blazar OJ 287;
Frascati Workshop 1995: Multifrequency behaviour of high energy cosmic sources, Mem. Soc. Astron. Ital., Vol. 67, pp 539-544, 1996.
TAKALO L O, SILLANPÄÄ A, PURSIMO T, LEHTO H J, NILSSON K, TEERIKORPI P, HEINÄMÄKI P, KIDGER M, DE DIEGO J A, GONZALEZ-PEREZ J N, RODRIGUEZ-ESPINOSA J-M, MAHONEY T, BOLTWOOD P, DULTZIN-HACYAN D, BENITEZ E, TURNER G W, ROBERTSON J W, HONEYCUT R K, EFIMOV YU S, SHAKHOVSKOY N, CHARLES P A, SCHRAMM K J, BORGEEST U, LINDE J V, WENEIT W, KÜHL D, SCHRAMM T, SADUN A, GRASHUIS R, HEIDT J, WAGNER S, BOCK H, KÜMMEL M, HEINES A, FIORUCCI M, TOSTI G, GHISELLINI G, RAITERI M, VILLATA M, DE FRANCESCO G, BOSIO S, LATINI G, ALLER M, ALLER D, HUGHES P, VALTAOJA E, TERÄSRANTA H, TORNIKOSKI M, WEBB J, PIAN E, TEVES A, SHRADER C, MCCOLLUM B:Multifrequency monitoring of blazars OJ 287 and 3C 66A;
Frascati Workshop: Multifrequency behaviour of high energy cosmic sources, Mem. Soc. Astron. Ital., Vol. 67, pp. 545-550, 1996.
MAKINO F, EDELSON R, FUJIMOTO R, KII T, IDESAWA E, MAKISHIMA K, TAKAHASHI T, SASAKI K, KAMAE T, KUBO H, MATHIS D, TASHIRO M, TERÄSRANTA H, URRY C M:Observations of Blazars with ASCA;
Röntgenstrahlung from the Universe, conference, Würzburg, Germany, September 1995, in press, 1996.
JETSU L, POHJOLAINEN S, PELT J, TUOMINEN I:Longitudinal distribution of major solar flares;
Ninth Cambridge Workshop on Cool Stars, Stellar Systems, and the Sun; Florence, Italy 3-6 October, 1995, ASP Conf. Series, editors R. Pallavicini and A. Dupree, 2 p, in press, 1996.
POHJOLAINEN S, VALTAOJA E, URPO S, AURASS H:Decimetric type III emission from a nonthermal radio flare;
8th European meeting on Solar Physics, Solar & Heliospheric Plasma Physics, Thessaloniki, May 13-18, 1996, submitted 1996.
POHJOLAINEN S, VALTAOJA E, URPO S:X-ray features in gradual and impulsive microwave bursts;
CESRA Workshop on Coronoal Physics from Radio and Space Observations, Nouan-Le Fuzelier, June 3-7, 1996, submitted 1996.
POHJOLAINEN S, VALTAOJA E, URPO S:Impulsive acceleration during gradual type solar radio flares;
The 31st COSPAR Scientific Assembly, Birmingham, July 14-21, 1996, submitted, 1996.
VALTAOJA E, TERÄSRANTA H, LÄHTEENMÄKI A:Radio and gamma-ray outbursts;
Gamma-Ray Emitting AGN, 14-18.10.1996, Heidelberg, 1996.
LEPPÄNEN K, MASSI M, RIOHA M J, SANGHERA H:How to achieve high dynamic range with MK III/MK IV data?, EVN/JIVE VLBI Symposium, Alcala de Henares, Spain, 24-25 October, p. 10, 1996.
VALTAOJA E:Multifrequency observing campaigns and results;
Blazars, black holes and jets, 9-12 September 1996; Girona, Spain, 1996.
LÄHTEENMÄKI A:Doppler boosting factors and viewing angles for different classes of AGN derived from continuum and VLBI observations;
Blazars, black holes and jets, 9-12 September 1996; Girona, Spain, 1996.
WIIK K, VALTAOJA E, LÄHTEENMÄKI A:Comparison of total flux and VLBI properties of a sample of 15 AGN at 22 GHz;
Blazars, black holes and jets, 9-12 September 1996; Girona, Spain, 1996.
ALBERDI A, LARA L, MARCAIDE J M, KEMBALL A, LEPPÄNEN K, PATNAIK A, PORCAS R:Dual high frequency polarization images of 3C395;
Blazars, black holes and jets, 9-12 September 1996; Girona, Spain, 1996.
LEPPÄNEN K:The parsec scale polarisation structure of the quasar PKS 2145+067 high-resolution radio-polarization images;
Blazars, black holes and jets, 9-12 September 1996; Girona, Spain, 1996.
TORNIKOSKI M:Statistical analysis of a complete sample of Southern AGN;
Blazars, black holes and jets, 9-12 September 1996; Girona, Spain, 1996.
MAISACK M, MANNHEIM K, GECKELER R D, HILLAS M, KATAJAINEN S, MARSHALL F, PETRY D, MONTIGNY C V, PAUBERT G, ROSE J, SILLANPÄÄ A, TAKALO L O, TERÄSRANTA, H:A multi-frequency campaign on the (-ray loud blazar w comae;
Blazars, black holes and jets, 9-12 September 1996; Girona, Spain, 1996.
VALTAOJA E:Total flux density variations, mm-VLBI and VSOP: new approaches;
Millimeter VLBI Workshop, Cambridge, USA, 22-23 November, 1996.
1995
VALTAOJA E:Multifrequency studies of quasars from radio to gamma rays;
Proceedings of the Sixth Russian-Finnish Symposium on Radio Astronomy, Nizhny Novgorod, Institute of Applied Physics, Russian Academy of Science, pp 46-54, 1995.
URPO S:Performance of the upgraded Metsähovi radio telescope;
Proceedings of the Sixth Russian-Finnish Symposium on Radio Astronomy, Nizhny Novgorod, Institute of Applied Physics, Russian Academy of Science, pp 126-131, 1995.
STEPANOV A V, HILDEBRANDT J, KRÜGER A, URPO S, ZAITSEV V V:On the origin of mm-wave coronal source;
Proceedings of the Sixth Russian-Finnish Symposium on Radio Astronomy, Nizhny Novgorod, Institute of Applied Physics, Russian Academy of Science, pp 97-112, 1995.
MATTILA K, HAIKALA L, HARJU J, HARJUNPÄÄ P, LEHTINEN K, LILJESTRÖM T:Observations of dark clouds and low mass star forming regions with the Swedish-ESO Submillimetre Telescope;
Proceedings of the Sixth Russian-Finnish Symposium on Radio Astronomy, Nizhny Novgorod, Institute of Applied Physics, Russian Academy of Science, p 24, 1995.
TORISEVA M, ANDERSON I M, FORSSTRÖM V, HARJU J, HARJUNPÄÄ P, JUVELA M, LILJESTRÖM T:Recent molecular line observations at Metsähovi;
Proceedings of the Sixth Russian-Finnish Symposium on Radio Astronomy, Nizhny Novgorod, Institute of Applied Physics, Russian Academy of Science, pp 69-79, 1995.
BRAJSA R, POHJOLAINEN S, RUZDJAK V, SAKURAI T, URPO S, VRSNAK B, WÖHL H:Soft X-ray, He I 10830 Å line and microwave signatures of coronal holes;
VI Canary Islands Winter School of Astrophysics, p 51, 1995.
BRAJSA R, POHJOLAINEN S, RUZDJAK V, SAKURAI T, URPO S, VRSNAK B, WÖHL H:Coronal holes detected using Solar microwave measurements;
Radio Emission from the Stars and the Sun, University of Barcelona Conference, Barcelona, Spain, July 3-7, p 51, 1995.
RUZDJAK V, POHJOLAINEN S, URBARZ H, URPO S, VRSNAK B:Correlation of impulsive microwave with type III bursts and Solar flares;
Radio Emission from the Stars and the Sun, University of Barcelona Conference, Barcelona, Spain, July 3-7, 1995, p 77-78, 1995.
VALTAOJA E:Study of AGN with RADIOASTRON;
JENAM -95 Joint European & National Astronomy Meeting, September 25-29, 1995, Catania, Italy, Abstracts, p 324, 1995.
VALTAOJA E:Radio properties of AGN (invited);
JENAM -95 Joint European & National Astronomy Meeting, September 25-29, 1995, Catania, Italy, Abstracts, p 278, 1995.
PELTONEN J K, WIIK K, JUKKALA P:22 GHz VLBI receiver at the Metsähovi Radio Research Station;
25th European Microwave Conference, 4-7 September 1995, Bologna, Italy, Conference Proceedings, pp 123-125, 1995.
1994
URPO S, POHJOLAINEN S, KRÜGER A:Millimeter wave radiation sources visible in solar corona;
Second SOHO Workshop Mass Supply and flow in the Solar Corona, Sept 27 - Oct 1, 1993, Marciana Marina, Isola d´Elba, Italy, Kluwer Academic Publishers, editors B. Fleck, G. Noci and G. Paletto, pp. 199-202, 1994.
KRÜGER A, HILDEBRANDT J, URPO S, POHJOLAINEN S:Evolution of coronal mm-wave sources;
Proceedings of Kofu Symposium, New Look at the Sun with Emphasis on Advanced Observations of Coronal Dynamics and Flares, Kofu, Japan, September 6-10, 1993, NRO Report No 360, pp 259-262, 1994.
VALTAOJA E:Variability in the millimeter and radio domains;
IAU Symposium 159, AGN across the Electromagnetic Spectrum, August 30 - September 4, 1993, Geneva, Switzerland, editors T.J.-L Curvoisier and A. Blecha, pp 145-154, 1994.
LAINELA M, VALTAOJA E:Structure function analysis applied to the Metsähovi sample;
IAU Symposium 159, Active Galactic Nuclei Across the Electromagnetic Spectrum, August 30 - September 4, 1993, Geneva, Switzerland, editors T.J.-L Curvoisier and A. Blecha, p 396, 1994.
SILLANPÄÄ A, TAKALO L O, VALTAOJA E, TERÄSRANTA H, EFIMOV YU S, SHAKHOVKOY N, HEIDT J, BOCK H:Coordinated multifrequency observations of OJ 287 and MK 421 (March 1993);
IAU Symposium 159, Active Galactic Nuclei Across the Electromagnetic Spectrum, August 30 - September 4, 1993, Geneva, Switzerland, editors T.J.-L Curvoisier and A. Blecha, p 404, 1994.
TERÄSRANTA H, TORNIKOSKI M, VALTAOJA E:Long term monitoring on AGN with the Metsähovi and SEST telescopes;
IAU Symposium 159, Active Galactic Nuclei Across the Electromagnetic Spectrum, August 30 - September 4, 1993, Geneva, Switzerland, editors T.J.-L Curvoisier and A. Blecha, Kluwer Academic Publishers, p 410, 1994.
TORNIKOSKI M, VALTAOJA E, SMITH A G, NAIR A D:Connection between optical and high frequency radio variability in AGN;
IAU Symposium 159, Active Galactic Nuclei Across the Electromagnetic Spectrum, Geneva, Switzerland, August 30 - September 4, 1993, editors T.J.-L Curvoisier and A. Blecha, Kluwer Academic Publishers, p 411, 1994.
GRANDI P, URRY C M, MARASCHI L, MADEJSKI G, HARTMAN R C, WEHRLE A, ALLER M F, BAILYN C, SHERRY Y W, BALONEK T, FALOMO R, FILIPPENKO A V, GLASS I S, McHARDY I, STEVEN J, LICHFIELD D, MULCHAEY J, PESCE J, SADUN A, STEPPE H, REUTER H-P, TERÄSRANTA H, TORNIKOSKI M, BOCK H, WAGNER S J:Multifrequency observation of the optically violent variable quasar 3C279: Ground-based campaign;
BAAS Vol 25, No 4, 107.10, p 1450, American Astronomical Society, Meeting 183, Washington DC, January 11-15, 1994.
LOBANOV A P, ZENSUS J A, LEPPÄNEN K J:Spectral index mapping of the quasar 3C345;
BAAS, Vol 25, No 4, 56.05, p 1382, American Astronomical Society, Meeting 183, Washington DC, January 11-15, 1994.
LEPPÄNEN K J, ZENSUS J A, DIAMOND P J:Polarization VLBI at 22 and 43 GHz;
BAAS Vol 25, No 4, 75.01, pp 1408-1409, American Astronomical Society, Meeting 183, Washington DC, January 11-15, 1994.
LEPPÄNEN K J, ZENSUS JA, DIAMOND P J:High frequency polarization imaging with the VLBA;
Proceedings of the Workshop on Compact Extragalactic Radio Sources; Socorro, New Mexico, February 11-12, 1994.
VALTAOJA E:Milliarsecond VLBI: What will we see?;
Astronomy with millimeter and submillimeter wave interferometry, Hakone, Japan, 5.-9.10.1992, editors M. Ishiguro and W.J. Welch, ASP Conference Series, San Fransisco, pp 54-55, 1994.
DRYAGIN Y, LAPKIN V, VDOVIN V, ZINCHENKO I, KUITTINEN K, OINASKALLIO E, PELTONEN J:Low noise beam lead diode mixer for the 3 mm radio astronomical receiver at the Metsähovi Radio Research Station;
The European Microwave Conference, Cannes, France, September 5-8, 8 p, 1994.
NESTEROV N S, VALTAOJA E:The evolution of the radio spectrum of Quasar OH 471 (Z=3.4);
The Sixth Russian-Finnish Symposium on Radioastronomy, Institute of Applied Physics, Nizhny Novgorod, p 23, 1994.
RITAKARI J:A new servo system for the control of the Metsähovi radio telescope;
The Sixth Russian-Finnish Symposium on Radioastronomy, Institute of Applied Physics, Nizhny Novgorod, p 46, 1994.
WIIK K, VALTAOJA E, LEPPÄNEN K:Global VLBI Observations of Bright AGN;
Proceedings of the 2nd EVN/JIVE Symposium, Torun, Poland, October 21st, 1994, Eds. A.J. Kus, R.T. Schilizzi, K.M. Borkowski and L.I. Gurvits, pp 65-70, 1994.
KIDGER M, SILLANPÄÄ A, TAKALO L O, PURSIMO T, LEHTO H, VALTAOJA E, TERÄSRANTA H, TORNIKOSKI M, NILSSON K, de DIEGO J A, GONZALES-PEREZ J N, RODRIQUES-ESPINOSA J-M, MAHONEY T, BOLTWOOD P, DULZIN-HACYAN D, BENITEZ E, TURNER G W, ROBERTSON J W, HONEYCUT R K, EFIMOV YU, SHAKHOVSKOY N, CHARLES P A, SCHRAMM K J, BORGEEST U, LINDE J V, SADUN A, GRASHUIS R:The optical infrared and radio light curves of OJ 287 during winter 1993-1994;
Workshop on intensive monitoring of OJ 287, Tuorla Observatory Reports, Informo No 174, eds: M R Kidger and L O Takalo, pp. 106-108, 1994.
VALTAOJA E, TERÄSRANTA H, TORNIKOSKI M:Radio observations of OJ 287;
Workshop on intensive monitoring of OJ 287, Tuorla Observatory Reports, Informo No 174, eds: M R Kidger and L O Takalo, pp. 55-59, 1994
LEPPÄNEN K J, ZENSUS J A, DIAMOND P J:VLBA Polarization Imaging at 22 GHz;
185th AAS Meeting Abstracts, Bulletin of the American Astronomical Society, Vol 26, No 4, 1994.
HARTMAN R C, BERTSCH D L, FICHTEL C E, HUNTER S D, THOMPSON D J, ESPOSITO J A, MUKHERJEE R, SREEKUMAR P, von MONTIGNY C, KNIFFEN D A, MICHELSON P F, LIN Y C, NOLAN P L, FIERRO J M, WILLIS T D, KANBACH G, MAYER-HASSELWANDER H, SCHÖNFELDER V, KURFESS J D, JOHNSON W N, KAFATOS M, MARSCHER A P, MOORE E M, GEORGANOPOULOS M, ROBSON E I, STEVENS J A, GEAR W K, McHARDY I M, TERÄSRANTA H, TORNIKOSKI M, TALAKO L O, SILLANPÄÄ A, SADUN A C, WEBB J R, ALLER M F, ALLER H D, HUGHES P A, NAIR A D, MALKAN M, FILIPPENKO A V, WAGNER S, HEINES A, MATTOX J R, WEHRLE A E, ZOOK A:Simultaneous multiwavelength observations of gamma-emitting blazars;
185th AAS Meeting Abstracts, Bulletin of the American Astronomical Society, Vol 26, No 4, p 1342, 1994.
KIDGER M, SILLANPÄÄ A, TAKALO L OP, PURSIMO T, LEHTO H, VALTAOJA E, NILSSON K, TERÄSRANTA H, TORNIKOSKI M, de DIEGO J A, GONZALEZ-PEREZ J N, RODRIGUEZ-ESPINOSA J-M, MAHONEY T, BOLTWOOD P, DULZIN-HACYAN D, BENITZ E, TURNER G W, ROBERTSON J W, HONEYCUT R K, EFIMOV Yu S, SHAKHOVSKOY N, CHARLES P A, SCHRAMM K J, BORGEEST U, LINDE J V, SADUN A, GRASHUIS R, ALLER M F, ALLER H D, HUGHES P A:Multiband monitoring of OJ287 in 1993/94;
185th AAS Meeting Abstracts, Bulletin of the American Astronomical Society, Vol 26, No 4, p 1506-1507, 1994.
1993
TERÄSRANTA H, VALTAOJA E:Brightness temperatures and sizes of the flaring regions in AGN from Metsähovi continuum monitoring;
Proceedings of the Nuffield Radio Astronomy Laboratories Conference, Manchester July 20-24, 1992, Sub-arcsecond Radio Astronomy, ed. R J Davis and R S Booth, pp 170-172, 1993.
VALTAOJA E, TERÄSRANTA H:Continuum vs. VLBI: a comparison between data derived from flux monitoring and VLBI observations;
Proceedings of the Nuffield Radio Astronomy Laboratories Conference, Manchester July 20-24, 1992, Sub-arcsecond Radio Astronomy, ed. R J Davis and R S Booth, pp 167-169, 1993.
VALTAOJA E, VALTAOJA L:Connecting radio and optical variations in active galaxies;
Proceedings of the 30th Anniversary Workshop of Dodaira Observatory, ed. A. Okazaki, pp 70-75, 1993.
KIDGER M, DE DIEGO J A, TAKALO L, NILSSON K, TORNIKOSKI M, SILLANPÄÄ A, ZERBI F:Periodicity of OJ287 in multisite multifrequency fast photometry? ... Now you see it and now you don´t;
American Astronomical Society, 181st Annual Meeting, Phoenix, Arizona, January 3-7, 1993.
RUZDJAK V, VRSNAK B, POHJOLAINEN S, URPO S:Correlation of microwave and type III bursts;
XVIII General Assembly of the European Geophysical Society, May 1993, Wiesbaden, 1993.
KRÜGER A, URPO S, KLIEM B, SCHWARZ U:Time structures of solar radio bursts at 37 and 87 GHz;
URSI XXIV General assembly, 25.8.-2.9.1993, Kyoto, Japan, 18 p, 1993.
BRAJSA R, POHJOLAINEN S, RUZDJAK V, TERÄSRANTA H, URPO S, VRSNAK B, WÖHL H:A comparison of large-scale patterns outlined by low brightness temperature microwave regions and magnetic fields on the Sun;
Proceedings of the International Meeting on Solar Magnetic Fields, 29 June - 2 July 1993, Freiburg, Germany, Cambridge University Press, editors M. Schüssler and W Schmidt, 3 p, 1993.
OKYUDO M, VALTAOJA E, TORNIKOSKI M, TERÄSRANTA H:A simultaneous optical and radio outburst in BL Lac;
Meeting of the Astronomical Society of Japan, October 1993.
SILLANPÄÄ A, VALTAOJA E, TAKALO L:Finnish quasar monitoring programmes, Proc. 1st MEGAPHOT Workshop, Hamburg, pp 88-94, 1993.
1992
VALTAOJA E:Radio variability of AGN - shocks and unified models;
Physics of Active Galactic Nuclei, editors W J Duschl et al, Springer-Verlag, Berlin, pp 695-696, 1992.
LAINELA M, VALTAOJA E:Variability timescales of quasars and BL Lac objects;
Physics of Active Galactic Nuclei, editors W J Duschl et al, Springer-Verlag, Berlin, pp 577-578, 1992.
VALTAOJA E, TERÄSRANTA H, LAINELA M, TEERIKORPI P:Two classes of BL Lac objects?;
Variability of Blazars, Proceedings of the Variability of Blazars, 6-10 January 1991,Turku, editors E. Valtaoja and M. Valtonen, Cambridge University Press, pp 70-78, 1992.
LAINELA M, VALTAOJA E, TORNIKOSKI M:Variability of 3C 273 and shock models;
Proceedings of the Variability of Blazars, 6-10 January 1991,Turku, editors E. Valtaoja and M. Valtonen, Cambridge University Press, pp 102-110, 1992.
WIREN S, TERÄSRANTA H, VALTAOJA E, KOTILAINEN J:Northern hemisphere survey of quasar variability;
Proceedings of the Variability of Blazars, 6-10 January 1991,Turku, editors E. Valtaoja and M. Valtonen, Cambridge University Press, pp 184-186, 1992.
VALTAOJA L, VALTAOJA E, SHAKHOVSKOY N S, EFIMOV YU:The connection between growing radio shocks and frequency dependent optical polarization in blazars and low polarization quasars;
Proceedings of the Variability of Blazars, 6-10 January 1991,Turku, editors E. Valtaoja and M. Valtonen, Cambridge University Press, pp 284-288, 1992.
TORNIKOSKI M, TERÄSRANTA H, VALTAOJA E, KOTILAINEN J, LAINELA M, BOTTI L C L:SEST observations of southern AGN;
Proceedings of the Variability of Blazars, 6-10 January 1991,Turku, editors E. Valtaoja and M. Valtonen, Cambridge University Press, pp 175-183, 1992.
TERÄSRANTA H, TORNIKOSKI M, KARLAMAA K, VALTAOJA E, URPO S, LAINELA M, KOTILAINEN J, WIREN S, LAINE S, NILSSON K, LÄHTEENMÄKI A, KORPI R, VALTONEN M:Ten years monitoring of blasars at Metsähovi;
Proceedings of the Variability of Blazars, 6-10 January 1991,Turku, editors E. Valtaoja and M. Valtonen, Cambridge University Press, pp 159-166, 1992.
BRAJSA R, RUZDJAK V, VRSNAK B, JURAC S, POHJOLAINEN S, TERÄSRANTA H, URPO S:Cycle dependant rotation of solar large scale patterns as determined from millimeter-range observations;
in K L Harvey (editor) The Solar Cycle, Astronomical Society of the Pacific Conference Series, Vol 27, pp 274-281, 1992.
VRSNAK B, RUZDJAK V, BRAJSA R, BOZIC H, POHJOLAINEN S, TERÄSRANTA H, URPO S:Variations of solar global rotation during the polarity reversal;
IAU Colloquium 137 ´Inside the Stars´, Vienna 13-17 April 1992, 7 p; Abstract in Communications in Astroseismology, no 43, p 2/A, 1992.
POHJOLAINEN S, URPO S, TERÄSRANTA H, TORNIKOSKI M:Microwave flare characteristics in 8 and 3 mm Metsähovi measurements compared with optical and H-alpha data;
IAU Colloquium 133 On Eruptive Solar Flares, Argentina, Iguazu, August 2-6, 1991, Lecture Notes in Physics No 399, pp 368-371, Springer-Verlag Berlin, 1992.
KRÜGER A, URPO S (invited):Coronal millimeter sources associated with eruptive flares;
IAU Colloquium 133 On Eruptive Solar Flares, Argentina, Iguazu, August 2-6, 1991, Lecture Notes in Physics No 399, pp 214-219, Springer-Verlag Berlin, 1992.
KRÜGER A, BÖHME A, HILDEBRANDT J, URPO S:Relation between coronal mm-wave sources, noise storms and CMEs;
SOLAR WIND SEVEN, Goslar, Germany, September 16-21, pp 639-642, 1992.
DOROSHENKO V T, LYUTY V M, SILLANPÄÄ A, VALTAOJA E:Rapid light variations of BL Lacertae;
Variability of Blazars, 6-10 January 1991, Turku, eds. E Valtaoja and M Valtonen, Cambridge University Press, Cambridge, pp 358-360, 1992.
MAKINO F, KII T, FUJIMOTO R, OTANI C, OHASHI T, TASHIRO M, TURNER M J L, NEUGEBAUER G, MATTHEWS K, SADUN A C, ALLER H D, TERÄSRANTA H:X-ray, optical and radio observations of OVV quasar 3C279;
The International Symposium on Neutrino Astrophysics, Takayama/Kamioka, Japan, pp 425-430, October 19-22, 1992
1991
VALTAOJA E:Development of radio outbursts in quasars and the role of continuum monitoring for space VLBI;
Frontiers of VLBI, Hirabayashi H, Kobayashi H (editors): Universal Academy Press, Tokyo, 1991.
VALTAOJA E:Variability of BL Lac objects in the radio regime;
Variability of active galaxies: Duschl W L, Wagner S J, Camenzimn (editors), Springer-Verlag, Berlin, p 117- , 1991.
URPO S:Radio astronomical research in Finland;
Proceedings of the Fourth Soviet-Finnish Symposium on Radio Astronomy, Martirossian R (editor), Armenian Academy of Sciences, Ashtarack, Armenia 3-8.10.1990, pp 8-14, 1991.
VALTAOJA E:Radio variability of BL Lac objects;
Proceedings of the Fourth Soviet-Finnish Symposium on Radio Astronomy, Martirossian R (editor), Armenian Academy of Sciences, Ashtarack, Armenia 3-8.10.1990, pp 48-54, 1991.
STEPANOV A V, URPO S, ZAITSEV V V:Analysis of the nature of solar eruptive plasma and the origin of mm-emission during flares;
Proceedings of the Fourth Soviet-Finnish Symposium on Radio Astronomy, Martirossian R (editor), Armenian Academy of Sciences, Ashtarack, Armenia 3-8.10.1990, pp 15-22, 1991.
URPO S, TERÄSRANTA H:Measurement of solar precurcors and micro flares at Metsähovi;
Proceedings of the Fourth Soviet-Finnish Symposium on Radio Astronomy, Martirossian R (editor), Armenian Academy of Sciences, Ashtarack, Armenia 3-8.10.1990, p 27, 1991.
LEPPÄNEN K:VLBI instrumentation at Metsähovi Radio Research Station;
Proceedings of the Fourth Soviet-Finnish Symposium on Radio Astronomy, Martirossian R (editor), Armenian Academy of Sciences, Ashtarack, Armenia 3-8.10.1990, pp 97-103, 1991.
MALLAT J, PELTONEN J, PIIRONEN P, RÄISÄNEN A, TUORINIEMI T, SALMINEN R, JUKKALA P, KANGASMAA S, SAILAMÄKI P, SOMERMA H, YLINEN J:22 GHz receiver for Radioastron VLBI satellite;
Proceedings of the Fourth Soviet-Finnish Symposium on Radio Astronomy, Martirossian R (editor), Armenian Academy of Sciences, Ashtarack, Armenia 3-8.10.1990, pp 68-71, 1991.
POHJOLAINEN S, VRSNAK B, TERÄSRANTA H, URPO S, BRAJSA R, RUZDJAK V, JURAC S, SCHROLL A:Rotation of large scale patterns on the solar surface as determined from filament and millimeter data;
Proceedings of IAU Colloquium No 130, The Sun and Cool Stars: Activity, Magnetism, Dynamos, Helsinki Finland July 1990, Lecture Notes in Physics No 380, pp 279-281, Springer-Verlag Berlin, 1991.
VRSNAK B, POHJOLAINEN S, TERÄSRANTA H, URPO S, BRAJSA R, RUZDJAK V, SCHROLL A, JURAC S:Large scale patterns on solar surface indicated by microwave observations;
Proceedings of IAU Colloquium No 130, The Sun and Cool Stars: Activity, Magnetism, Dynamos, Helsinki Finland July 1990, Lecture Notes in Physics No 380, pp 282-284, Springer-Verlag Berlin, 1991.
KRÜGER A, KLIEM B, URPO S:Possibilities of observations of microflare signatures at mm-waves;
Proceedings of the Flare 22 Workshop 'Dynamics of Solar Flares', Chantilly, France October 16-19 1990, pp 111-112, 1991.
KRÜGER A, HILDEBRANDT J, URPO S:Microwave signatures of large coronal arch;
Proceedings of the Flare 22 Workshop 'Dynamics of Solar Flares', Chantilly, France October 16-19 1990, pp 149-150, 1991.
KRÜGER A, HILDEBRANDT J, KLIEM B, URPO S:On the source heigths of type IV microwave bursts;
XVI General Assembly of the European Geophysical Society, Wiesbaden 22-26 April 1991, 5 p, Annales Geophysicae, Supplement to Volume 9, ST9-8, C 289, 1991.
BRAJSA R, VRSNAK B, RUZDJAK V, JURAC S, POHJOLAINEN S, URPO S, TERÄSRANTA H:Giant cells on the Sun revealed from the low temperature microwave regions;
XVI General Assembly of the European Geophysical Society, Wiesbaden 22-26 April 1991.
POHJOLAINEN S, URPO S, TERÄSRANTA H, VRSNAK B, BRAJSA R, RUZDJAK V, JURAC S:Intensity variations and short-time evolution of solar microwave low temperature regions;
IAU General Assembly, Buenos Aires, Argentina, July 23 - August 1, 1991.
TORNIKOSKI M:Radio monitoring of AGN (abstract);
XXIV YERAC 27.7-2.8. 1991, Gothenburg, Sweden, p 29, 1991.
LÄHTEENMÄKI A, VALTAOJA E:A 2 Jy sample of compact extragalactic radio sources suitable for millimetre and space VLBI observations;
XXIV YERAC Conference, Gothenburg, p 19, 1991.
KII T, MAKINO F, OTANI C, OHASHI T, TASHIRO M, HAYASHIDA K, KAWAI N, TURNER M J L, TERÄSRANTA H:Ginga observations of blazars;
Frontiers of X-ray Astronomy, April 1991, Nogoya, Japan, 1991.
BRAJSA R, VRSNAK B, RUZDJAK V, JURAC S, POHJOLAINEN S, TERÄSRANTA H, URPO S, SCHROLL A:Rigid rotation component in solar rotation;
The Solar Cycle, National Solar Observatory/Sacramento Peak, 12th Summer Workshop October 15-18, 1991.
BRAJSA R, VRSNAK B, RUZDJAK V, JURAC S, POHJOLAINEN S, TERÄSRANTA H, URPO S:The butterfly diagram of low temperature microwave regions;
The Solar Cycle, National Solar Observatory/Sacramento Peak, 12th Summer Workshop October 15-18, 1991.
BRAJSA R, VRSNAK B, RUZDJAK V, JURAC S, POHJOLAINEN S, TERÄSRANTA H, URPO S:Cycle dependance of the rotation and giant cell-like patterns revealed by low temperature microwave regions;
The Solar Cycle, National Solar Observatory/Sacramento Peak, 12th Summer Workshop October 15-18, 1991.
1990
URPO S, POHJOLAINEN S, TERÄSRANTA H, VRSNAK B, RUZDJAK V, BRAJSA R, SCHROLL A:Motion of high latitude solar microwave sources and comparison with polar prominences;
abstract in Proceedings of IAU Colloquium No 117, Dynamics of Prominences, Hvar, Yugoslavia, 25-29 September 1989;
Hvar Observatory Bulletin, Vol 13, No 1, pp 437-447, 1990.
POHJOLAINEN S, BRAJSA R, URPO S, TERÄSRANTA H, VRSNAK B, RUZDJAK V, SCHOLL A:On the appearance, intensities and motions of solar microwave low temperature areas;
Proceedings of the 6th European Meeting on Solar Physics, The Dynamic Sun, Debrecen, Hungary 21-24 May 1990, Publication of Debrecen Observatory, Vol 7, pp 56-57, 1990.
ROMPOLT B, URPO S, POHJOLAINEN S, AURASS H, KRÜGER A:Dynamic features of a slowly evolving solar proton flare;
Proceedings of the 6th European Meeting on Solar Physics, The Dynamic Sun, Debrecen, Hungary 21-24 May 1990, Publication of Debrecen Observatory, Vol 7, pp 206-207, 1990.
POHJOLAINEN S, URPO S, TERÄSRANTA H:Solar low temperature areas at microwave wavelengths;
Nordic-baltic Astronomy Meeting on Astrophysical Processes and Structures in the Universe, Uppsala 18-21 June 1990, Uppsala Astronomical Observatory Report No 52, p 64, 1990; also in Lagerkvist, Kiselman, Lindgren (editors): Nordic-Baltic Astronomy Meeting, Uppsala, pp 249-252, 1990.
URPO S, TORNIKOSKI M, TERÄSRANTA H, KRÜGER A:Microwave structure of solar corona after the great burst on 29 September 1989;
Symposium on Space Observations of the Solar Corona and the Origin of the Solar Wind, abstract S.9.2.P12, XXVIII COSPAR Plenary Meeting, p 46, The Hague, 1990.
URPO S, POHJOLAINEN S, TERÄSRANTA H, WIIK K, TORNIKOSKI M:Millimeter wave observations of solar activity and connection to solar magnetic field;
abstract in Proceedings of IAU Colloquium No 130, The Sun and Cool Stars, Helsinki, 1990.
KRÜGER A, HILDEBRANDT J, URPO S:Implications of microwaves for heating and particle acceleration of the Sun;
Proceedings of the Heidelberg Conference on Mechanisms of Cromospheric and Coronal Heating, 3 p, 1990.
PETTERSEN B R, PANOV K P, IVANOVA M S, AMBRUSTER C W, VALTAOJA E, VALTAOJA L, AVGOLOUPIS S, MAVRIDIS L N, SEIRADAKIS J H, SUNDLAND S R, OLAH K, HAVNES O, OLSEN Q, SOLHEIM J-E, AANESEN T:The flare activity of AD Leo 1972-1988;
Mirzoyan et. al. (editors): Flare Stars in Star Clusters, Associations and the Solar Vicinity, pp 15-18, 1990.
VALTAOJA E:The Radioastron space VLBI project;
Proceedings of the Fourth European Frequency and Time Forum, Neuchatel, p 707, 1990.
TORNIKOSKI M:Use of AI-methods for automation of a general-purpose solar observation program;
Abstract of the XXIII YERAC Meeting, Guadalajara, Spain, p 43, 1990.
MAKINO F, KII T, HAYSHIDA K, OHASHI T, TURNER M J L, SADUN A C, URRY C M, NEUGEBAUR G, MATTHEWS K, TERÄSRANTA H, ALLER F M:Multifrequency observation of quasar 3C 279 in the outburst;
Georgia State University Conference on Variability of Active Nuclei, May 2-4, 1990, Georgia State University in Atlanta ISAS Research Note 449, 1990.
1989
URPO S. TERÄSRANTA H, POHJOLAINEN S:On the microwave radio emission related to the particle beams in the solar atmosphere;
CESRA Particle Beams in the Solar Atmosphere; Third Workshop on Short Duration Radio Emission During Solar Flares, Braunwald, Switzerland, August 21-25, abstract, 1989.
URPO S (editor):Radio astronomy in Finland 1987-1989;
Report to URSI Commission J; Proceeding of URSI General Assembly, Praha, 10 p. 1989.
VALTAOJA E, LAINELA M, TERÄSRANTA H:Radio variability of BL Lacs and related objects: observations vs shocked jet models;
Maraschi L, Maccacaro T, Ulric M-H (editors): BL Lac Objects, Springer-Verlag, Berlin, p 39-, 1989.
VALTAOJA L, SILLANPÄÄ A, VALTAOJA E, EFIMOV YU, SHAKHOVSKOY N:Simultaneous UBVRI polarimetry of blazars;
Maraschi L, Maccacaro T, Ulric M-H (editors): BL Lac Objects, Springer-Verlag, Berlin, p 127-, 1989.
1988
TERÄSRANTA H, URPO S, TIURI M, VALTAOJA E, LAINELA M, KOTILAINEN J, VALTONEN M:Quasar observations at 87 GHz in Metsähovi;
Proceedings of the Third Finnish-Soviet Symposium on Radio Astronomy, Turku, Finland, Department of Physical Sciences, Report Serie R 161, University of Turku, 1988.
VALTONEN M, SILLANPÄÄ A, HAARALA S, VALTAOJA L, VALTAOJA E, SUNDELIUS B, BYRD G, TERÄSRANTA H, URPO S:OJ 287 as a binary system: Active Galactic Nuclei, Proceedings of the Georgia State University Conference, editors H R Miller and P J Wiita (Springer), pp 68-74, 1988.
TERÄSRANTA H, URPO S, POHJOLAINEN S, LESKINEN E-L:Measurements of solar oscillations at 37 GHz;
Proceedings of the ESA/ESTEC Symposium on Seismology of the Sun & Sun-like Stars 26-30 September 1988, Teneriffe, 1988.
KRÜGER A, AURASS H, KLIEM B, URPO S:Examination of solar radio bursts onsets in view of different flare scenarios and preflare structures;
The Tenth European Regional Astronomy Meeting of the IAU, Prague 24-29, August 1987. Proceedings published by the Astronomical Institute of the Czechoslovak Academy of Sciences, Vol 1: The Sun, pp 245-248, 1988.
URPO S, LESKINEN E-L, POHJOLAINEN S:Solar polar sources;
Proceedings of the Third Finnish-Soviet Symposium on Radio Astronomy, Turku, Finland, Department of Physical Sciences, Report Serie R 161, University of Turku, 1988.
KORBOVA Z B, NEFEDYEV V P, SMOLKOV G YA, URPO S:The connection of motion at the level of photosphere with corona and chromospheric heating;
Proceedings of the Third Finnish-Soviet Symposium on Radio Astronomy, Turku, Finland, Department of Physical Sciences, Report Serie R 161, University of Turku, 1988.
VALTAOJA E:The "Radioastron" space VLBI project;
Proceedings of the Third Finnish-Soviet Symposium on Radio Astronomy, Turku, Finland, Department of Physical Sciences, Report Serie R 161, University of Turku, 1988.
VALTAOJA E (editor):Proceedings of the Third Finnish-Soviet Symposium on Radio Astronomy, Turku, Finland, Department of Physical Sciences, Report Serie R 161, University of Turku, 1988.
URPO S, KRÜGER A, AURASS H:On time structures of impulsive flare onsets at radio waves;
Solar Maximum Analysis Additional Issue, Proceedings of the International Workshop held in Irkutsk, USSR, 17-24 June, 1985, published by Novosibirsk Nauka Siberian Division, pp 312-316, 1988.
KRÜGER A, HILDEBRANDT J, URPO S, POHJOLAINEN S:On the association between coronal mm-wave sources, LDE X-ray flares, and coronal mass ejections;
COSPAR Symposium No 10, Espoo, 10 p, 1988.
ALINIKULA P:A 37 GHz correlation polarimeter especially suitable for solar research;
Abstract of the XXI YERAC Meeting, Manchester, England, p 31, 1988.
ALINIKULA P:A 37 GHz correlation polarimeter;
Proceedings of the Third Finnish-Soviet Symposium on Radio Astronomy, Turku, Finland, Department of Physical Sciences, Report Serie R 161, University of Turku, 1988.
