Issued: 2025 January 29 17:00 UTC


Analysis from January 28/1700 UTC to January 29/1700 UTC:

Sunspot Regions on the Disk 29/1215 UTC (SDO Continuum): 7
The Largest Event: M1.7 from region 3977 at 28/1945 UT
X-ray background flux (1.0-8.0 A) January 28: C1.8
Radio Flux 10.7 cm at 28/2300 UTC (Penticton): 170
Solar Wind Speed at 29/1645 UTC: 316.8 km/s, density : 0.5 p/cm^3


Forecast:

Activity level will be: low to moderate - explanation
Event probabilities: Class C: 99%, Class M: 65%, Class X: 35%, Proton: 15%
X-ray background flux (1.0-8.0 A): in the range C1.6-C2.2
Radio Flux 10.7 cm: a fluctuation in the range 158-182

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