Solar activity forecast for the period February 25 - 26, 2017


Issued: 2017 February 24 17:30 UTC


Analysis from February 23/1700 UTC to February 24/1715 UTC:

Sunspot Regions on the Disk 24/1641 UTC (SDO Continuum): 3
The Largest Event: C1.3 at 23/2053 UTC
X-ray background flux (1.0-8.0 A) February 23: B1.1
Radio Flux 10.7 cm at 23/2300 UTC (Penticton): 85
Solar Wind Speed at 24/1700 UTC: 573.5 km/s, Density: 2.3 p/cm^3


Forecast:
 
activity level will be very low to low
Event probabilities: Class C: 25, Class M: 01, Class X: 01, Proton: 01
X-ray background flux (1.0-8.0 A): in the range A8.0 - B2.0
Radio Flux 10.7 cm: a fluctuation in the range 80 - 88

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