Observed solar radio maps at 37 GHz on 24-04-2015: Max. temp: 107.37 % of QSL, time: 20150424071728 (yyyymmddhhmmss), STATUS: Low activity Max. temp: 107.08 % of QSL, time: 20150424072640 (yyyymmddhhmmss), STATUS: Low activity Max. temp: 110.67 % of QSL, time: 20150424114124 (yyyymmddhhmmss), STATUS: Medium activity Max. temp: 111.57 % of QSL, time: 20150424115010 (yyyymmddhhmmss), STATUS: Medium activity Max. temp: 108.17 % of QSL, time: 20150424152730 (yyyymmddhhmmss), STATUS: Low activity Max. temp: 109.55 % of QSL, time: 20150424153649 (yyyymmddhhmmss), STATUS: Low activity QSL at 37 GHz is 7800 K. Detected Callisto radio bursts (50-850 MHz) on 24-04-2015: Big burst index (>50) indicates more probable solar radio burst than RFI. Detected solar events at 11.2 GHz on 24-04-2015: Check the flare profile: http://www.metsahovi.fi/Sunant/20150424.png