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Welcome to the homepage of the Solar Influences Data Analysis Center - SIDC.
The SIDC is the solar physics research department of the Royal Observatory of Belgium. Its operational activities include the World Data Center for the sunspot index and the Regional Warning Center Belgium for space weather forecasting. |
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Latest News
Sep 18, 2008
: The sunspot number clarified
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UPDATE FROM SIDC - RWC BELGIUM Fri Oct 3 2008, 1406 UT We expect the worst of the high speed solar wind stream to be beyond us and foresee a gradual return to Kp=2 values in the coming 24 hours. We have issued an [SIDC ALL QUIET ALERT] which means that in the next 48 hours no flaring at or above C-class level is expected, no geomagnetic activity higher than Kp=4 is expected, nor any proton event. |
Most recent alerts
2008 Oct 03 1410 UTC 2008 Sep 29 1213 UTC 2008 Jul 14 1509 UTC 2008 Jun 14 2355 UTC |