Observed solar radio maps at 37 GHz on 21-03-2021: Max. Temp: 103.79 % of QSL, time: 20210321082951 (yyyymmddhhmmss), STATUS: Small activity Max. Temp: 105.49 % of QSL, time: 20210321090802 (yyyymmddhhmmss), STATUS: Low activity Max. Temp: 104.86 % of QSL, time: 20210321094715 (yyyymmddhhmmss), STATUS: Small activity Max. Temp: 103.22 % of QSL, time: 20210321101441 (yyyymmddhhmmss), STATUS: Small activity Max. Temp: 104.41 % of QSL, time: 20210321122735 (yyyymmddhhmmss), STATUS: Small activity Max. Temp: 103.32 % of QSL, time: 20210321134222 (yyyymmddhhmmss), STATUS: Small activity QSL at 37 GHz is 8200 +/- 500 K. Detected solar events at 11.2 GHz on 21-03-2021: Event 1: Flux: 13376.18 SFU, time: 202103211002144995 (yyyymmddhhmmssFF), LEVEL: STRONG Event 2: Flux: 3670.77 SFU, time: 202103211409204995 (yyyymmddhhmmssFF), LEVEL: STRONG Event 3: Flux: 3050.92 SFU, time: 202103211419474995 (yyyymmddhhmmssFF), LEVEL: STRONG Event 4: Flux: 3028.82 SFU, time: 202103211019344995 (yyyymmddhhmmssFF), LEVEL: STRONG Check the flare profile: http://www.metsahovi.fi/Sunant/20210321.png