Issued: 2026 March 09 17:00 UTC


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

Sunspot Regions on the Disk 09/1414 UTC (SDO Continuum): 8
The Largest Event: C2.3 from region 4381 at 09/1256 UT
X-ray background flux (1.0-8.0 A) March 08: B6.4
Radio Flux 10.7 cm at 08/2300 UTC (Penticton): 131
Solar Wind Speed at 09/1645 UTC: 429.2 km/s, density : 0.2 p/cm^3


Forecast:

Activity level will be: very low to low - explanation
Event probabilities: Class C: 75%, Class M: 25%, Class X: 01%, Proton: 01%
X-ray background flux (1.0-8.0 A): in the range B5.0-B9.0
Radio Flux 10.7 cm: a fluctuation in the range 120-144

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