Solar activity forecast for the period January 5 - 6, 2017


Issued: 2017 January 4 17:30 UTC


Analysis from January 03/1700 UTC to January 04/1715 UTC:

Sunspot Regions on the Disk 04/1659 UTC (SDO Continuum): 2
The Largest Event: B1.8 at 04/0239 UTC
X-ray background flux (1.0-8.0 A) January 3: A5.5
Radio Flux 10.7 cm at 03/2300 UTC (Penticton): 72
Solar Wind Speed at 04/1700 UTC: 502.0 km/s, Density: 0.4 p/cm^3


Forecast:
 
activity level will be very low
Event probabilities: Class C: 05, Class M: 01, Class X: 01, Proton: 01
X-ray background flux (1.0-8.0 A): in the range A5.0 - A7.0
Radio Flux 10.7 cm: a fluctuation in the range 67 - 77

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