Observed solar radio maps at 37 GHz on 06-04-2015: Max. temp: 106.32 % of QSL, time: 20150406111408 (yyyymmddhhmmss), STATUS: Low activity Max. temp: 106.32 % of QSL, time: 20150406112336 (yyyymmddhhmmss), STATUS: Low activity Max. temp: 106.29 % of QSL, time: 20150406113153 (yyyymmddhhmmss), STATUS: Low activity Max. temp: 106.01 % of QSL, time: 20150406114012 (yyyymmddhhmmss), STATUS: Low activity QSL at 37 GHz is 7800 K. Detected Callisto radio bursts (50-850 MHz) on 06-04-2015: Big burst index (>50) indicates more probable solar radio burst than RFI. Detected solar events at 11.2 GHz on 06-04-2015: Check the flare profile: http://www.metsahovi.fi/Sunant/20150406.png