Issued: 2025 November 09 17:00 UTC


Analysis from November 08/1700 UTC to November 09/1700 UTC:

Sunspot Regions on the Disk 09/1434 UTC (SDO Continuum): 7
The Largest Event: X1.8 from region 4274 at 09/0735 UT
X-ray background flux (1.0-8.0 A) November 08: 175
Radio Flux 10.7 cm at 08/2300 UTC (Penticton): 175
Solar Wind Speed at 09/1645 UTC: 492.6 km/s, density : 1.9 p/cm^3


Forecast:

Activity level will be: moderate to high - explanation
Event probabilities: Class C: 99%, Class M: 55%, Class X: 25%, Proton: 05%
X-ray background flux (1.0-8.0 A): in the range C1.2-C1.8
Radio Flux 10.7 cm: a fluctuation in the range 163-187

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