Issued: 2026 August 01 17:00 UTC


Analysis from July 31/1700 UTC to August 01/1700 UTC:

Sunspot Regions on the Disk 01/1623 UTC (SDO Continuum): 6
The Largest Event: C1.8 from region 4500 at 01/1134 UT
X-ray background flux (1.0-8.0 A) August 01: B9.3
Radio Flux 10.7 cm at 01/1438 UTC (Penticton): 147
Solar Wind Speed at 01/1439 UTC: 289.3 km/s, density : 8.5 p/cm^3


Forecast:

Activity level will be: low to moderate - explanation
Event probabilities: Class C: 99%, Class M: 45%, Class X: 10%, Proton: 10%
X-ray background flux (1.0-8.0 A): in the range B8.0 - B8.5
Radio Flux 10.7 cm: a fluctuation in the range 140-145

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