Issued: 2025 June 02 17:00 UTC


Analysis from June 01/1700 UTC to June 02/1700 UTC:

Sunspot Regions on the Disk 02/1453 UTC (SDO Continuum): 8
The Largest Event: M3.3 from region 4100 at 02/1118 UT
X-ray background flux (1.0-8.0 A) June 01: C2.0
Radio Flux 10.7 cm at 01/2300 UTC (Penticton): 148
Solar Wind Speed at 02/1645 UTC: 608.1 km/s, density : 2.9 p/cm^3


Forecast:

Activity level will be: moderate - explanation
Event probabilities: Class C: 99%, Class M: 55%, Class X: 25%, Proton: 45%
X-ray background flux (1.0-8.0 A): in the range B9.0-C2.0
Radio Flux 10.7 cm: a fluctuation in the range 140-160

Michael Vavra
RWC Prague, Astronomical Institute, Solar Dept., Ondrejov, Czech Republic
e-mail: sunwatch(at)asu.cas.cz