Viewing archive of Saturday, 23 February 2013
Daily bulletin on solar and geomagnetic activity from the SIDC
Issued: 2013 Feb 23 1141 UTC
SIDC Forecast
Solar flares
Quiet conditions (<50% probability of C-class flares)
Geomagnetism
Quiet (A<20 and K<4)
Solar protons
Quiet
| 10cm flux | Ap | |
|---|---|---|
| 23 Feb 2013 | 105 | 004 |
| 24 Feb 2013 | 105 | 004 |
| 25 Feb 2013 | 105 | 004 |
Bulletin
Solar activity was quiet featuring one C 1 flare from AR Catania 95 (NOAA 11678) that has changed its magnetic configuration to Beta-Gamma. Solar activity is expected to remain so for the next 24 hours. Geomagnetic activity was moderate to active in the last 24 hours, but is expected to be quiet for the next 48 hours.
Today's estimated international sunspot number (ISN): 032, based on 05 stations.Solar indices for 22 Feb 2013
| Wolf number Catania | 070 |
| 10cm solar flux | 107 |
| AK Chambon La Forêt | 019 |
| AK Wingst | 017 |
| Estimated Ap | 014 |
| Estimated international sunspot number | 042 - Based on 10 stations |
Noticeable events summary
| Day | Begin | Max | End | Loc | Strength | OP | 10cm | Radio burst types | Catania/NOAA | |
|---|---|---|---|---|---|---|---|---|---|---|
| None | ||||||||||
Provided by the Solar Influences Data analysis Center© - SIDC - Processed by SpaceWeatherLive
All times in UTC
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