Observed solar radio maps at 37 GHz on 20-04-2018: QSL at 37 GHz is 8200 +/- 500 K. Detected solar events at 11.2 GHz on 20-04-2018: Event 1: Flux: 1337.50 SFU, time: 201804200902394995 (yyyymmddhhmmssFF), LEVEL: STRONG Check the flare profile: http://www.metsahovi.fi/Sunant/20180420.png