Solar Activity Monitoring and Forecasting

Solar Physics Department

Regional Warning Centre Prague


Latest Observations: August 22, 2017

Sunspot Drawing

White-Light Full Disk

H-alpha Full Disk

White-Light - detail

H-alpha - detail

Forecasts
Solar activity forecast for the August 23 - 24, 2017   activity level will be low to moderate (2-3) (explanation)
Weekly Forecasts Bulletin   issued August 17, 2017    (receive)

Latest ursigram:  170822
Latest message for SIDC:  1707

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