Solar activity forecast for the period November 21 - November 22, 2024

Issued: 2024 November 20 17:00 UTC


Analysis from November 19/1700 UTC to November 20/1700 UTC:

Sunspot Regions on the Disk 20/1500 UTC (SDO Continuum): 12
The Largest Event: C8.0 from Region 13901 at 19/1834 UT
X-ray background flux (1.0-8.0 A) November 19: C1.3
Radio Flux 10.7 cm at 19/2300 UTC (Penticton): 156
Solar Wind Speed at 20/1645 UTC: 376.8 km/s, Density: 2.8 p/cm^3


Forecast:

activity level will be low to moderate
Event probabilities: Class C: 99, Class M: 55, Class X: 15, Proton: 05
X-ray background flux (1.0-8.0 A): in the range C1.0-C1.5
Radio Flux 10.7 cm: a fluctuation in the range 142-161

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