Solar activity forecast for the period February 23 - February 24, 2020

Issued: 2020 February 22 17:00 UTC


Analysis from February 21/1700 UTC to February 22/1700 UTC:

Sunspot Regions on the Disk 22/1623 UTC (SDO Continuum): 0
The Largest Event: no X-ray event
X-ray background flux (1.0-8.0 A) February 21: A8.1
Radio Flux 10.7 cm at 21/2300 UTC (Penticton): 71
Solar Wind Speed at 22/1645 UTC: 495.1 km/s, Density: 1.8 p/cm^3


Forecast:

activity level will be very low
Event probabilities: Class C: 01, Class M: 01, Class X: 01, Proton: 01
X-ray background flux (1.0-8.0 A): in the range A7.8 - A8.2
Radio Flux 10.7 cm: a fluctuation in the range 70-71

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