Observed solar radio maps at 37 GHz on 21-05-2016:
QSL at 37 GHz is 7800 K.
 
Detected Callisto radio bursts (50-850 MHz) on 21-05-2016:
Burst index: 22.43, time: 20160521113000 + 15 min (yyyymmddhhmmss), STATUS: Small burst 
Burst index: 22.66, time: 20160521114500 + 15 min (yyyymmddhhmmss), STATUS: Small burst 
Burst index: 25.95, time: 20160521120000 + 15 min (yyyymmddhhmmss), STATUS: Medium size burst 
Burst index: 28.05, time: 20160521121500 + 15 min (yyyymmddhhmmss), STATUS: Medium size burst 
Big burst index (>50) indicates more probable solar radio burst than RFI.
 
Detected solar events at 11.2 GHz on 21-05-2016:
Event 1: Flux: 123.12 SFU, time: 201605211358164995 (yyyymmddhhmmssFF), LEVEL: WEAK
Check the flare profile: http://www.metsahovi.fi/Sunant/20160521.png