Solar activity forecast for the period January 15 - 16, 2017


Issued: 2017 January 14 17:15 UTC


Analysis from January 13/1700 UTC to January 14/1700 UTC:

Sunspot Regions on the Disk 14/1623 UTC (SDO Continuum): 4
The Largest Event: B2.1 at 14/0716 UTC
X-ray background flux (1.0-8.0 A) January 13: A6.5
Radio Flux 10.7 cm at 13/2300 UTC (Penticton): 74
Solar Wind Speed at 14/1430 UTC: 369.2 km/s, Density: 4.1 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 A6.0 - A8.5
Radio Flux 10.7 cm: a fluctuation in the range 72 - 78

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