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


Issued: 2017 January 24 17:15 UTC


Analysis from January 23/1700 UTC to January 24/1700 UTC:

Sunspot Regions on the Disk 24/1635 UTC (SDO Continuum): 4
The Largest Event: B5.2 at 24/1755 UTC
X-ray background flux (1.0-8.0 A) January 23: B1.0
Radio Flux 10.7 cm at 23/2300 UTC (Penticton): 82
Solar Wind Speed at 24/1645 UTC: 326.8 km/s, Density: 0.1 p/cm^3


Forecast:
 
activity level will be low
Event probabilities: Class C: 40, Class M: 10, Class X: 01, Proton: 01
X-ray background flux (1.0-8.0 A): in the range A9.5 - B2.0
Radio Flux 10.7 cm: a fluctuation in the range 79 - 85 

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