Observed solar radio maps at 37 GHz on 27-04-2015: Max. temp: 108.21 % of QSL, time: 20150427091522 (yyyymmddhhmmss), STATUS: Low activity Max. temp: 112.29 % of QSL, time: 20150427092519 (yyyymmddhhmmss), STATUS: Medium activity Max. temp: 108.73 % of QSL, time: 20150427131606 (yyyymmddhhmmss), STATUS: Low activity Max. temp: 107.72 % of QSL, time: 20150427142800 (yyyymmddhhmmss), STATUS: Low activity QSL at 37 GHz is 7800 K. Detected Callisto radio bursts (50-850 MHz) on 27-04-2015: Big burst index (>50) indicates more probable solar radio burst than RFI. Detected solar events at 11.2 GHz on 27-04-2015: Check the flare profile: http://www.metsahovi.fi/Sunant/20150427.png