Observed solar radio maps at 37 GHz on 21-04-2018:
QSL at 37 GHz is 8200 +/- 500 K.
 
Detected solar events at 11.2 GHz on 21-04-2018:
Event 1: Flux: 118187.11 SFU, time: 201804210903004995 (yyyymmddhhmmssFF), LEVEL: STRONG
Check the flare profile: http://www.metsahovi.fi/Sunant/20180421.png