Solar activity forecast for the period May 24 - May 25, 2022

Issued: 2022 May 23 17:00 UTC


Analysis from May 22/1700 UTC to May 23/1700 UTC:

Sunspot Regions on the Disk 23/1211 UTC (SDO Continuum): 9
The Largest Event: C5.2 from Region 3017 at 23/1105 UT
X-ray background flux (1.0-8.0 A) May 22: C1.2
Radio Flux 10.7 cm at 22/2300 UTC (Penticton): 164
Solar Wind Speed at 23/1515 UTC: 506.2 km/s, Density: 1.2 p/cm^3


Forecast:

activity level will be low to moderate
Event probabilities: Class C: 99, Class M: 40, Class X: 05, Proton: 10
X-ray background flux (1.0-8.0 A): in the range C1.1-C1.4
Radio Flux 10.7 cm: a fluctuation in the range 164-174

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