Daily forecast

Data type:
JSON, Legacy format
Forecast issued date:
Issued: 2019 April 20 17:00 UTC


Analysis from April 19/1700 UTC to April 20/1700 UTC:

Sunspot Regions on the Disk 20/1553 UTC (SDO Continuum): 1
The Largest Event: B8.1 from region 2738 at 20/0050 UT
X-ray background flux (1.0-8.0 A) April 19: A8.2
Radio Flux 10.7 cm at 20/2300 UTC (Penticton): 72
Solar Wind Speed at 20/1645 UTC: 345.1 km/s, density : 0.7 p/cm^3


Forecast:

Activity level will be: master.dailyForecast.activity.level0 - explanation
Event probabilities: Class C: 05%, Class M: 00%, Class X: 00%, Proton: 00%
X-ray background flux (1.0-8.0 A): in the range A0.0-A1.5
Radio Flux 10.7 cm: a fluctuation in the range 70-73

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