Visualizzazione archivio di martedì, 26 febbraio AM
Daily bulletin on solar and geomagnetic activity from the SIDC
Emesso: 2013 Feb 26 1243 UTC
SIDC Forecast
Brillamenti solari
Quiet conditions (<50% probability of C-class flares)
Geomagnetism
Quiet (A<20 and K<4)
Protoni solari
Quiet
| 10cm flux | Ap | |
|---|---|---|
| 26 Feb 2013 | 097 | 006 |
| 27 Feb 2013 | 099 | 004 |
| 28 Feb 2013 | 101 | 012 |
Bulletin
A moderate chance for C-class flares is expected. Geomagnetic conditions are expected to remain quiet up till Feb 28 onwards when geomagnetic conditions will possibly be disturbed (Kp=3) due to the influence of a recurrent coronal hole.
Today's estimated international sunspot number (ISN): 034, based on 08 stations.
Solar indices for 25 Feb 2013
| Wolf number Catania | 052 |
| 10cm solar flux | 095 |
| AK Chambon La Forêt | 009 |
| AK Wingst | 005 |
| Estimated Ap | 004 |
| Estimated international sunspot number | 031 - Based on 14 stations |
Noticeable events summary
| Day | Begin | Max | Fine | Loc | Strength | OP | 10cm | Radio burst types | Catania/NOAA | |
|---|---|---|---|---|---|---|---|---|---|---|
| Nessuna | ||||||||||
Provided by the Solar Influences Data analysis Center© - SIDC - Processed by SpaceWeatherLive
Tutti gli orari in UTC
<< Vai alla pagina della panoramica giornaliera
Ultime notizie
Complex sunspot region 4366
CME impact! S4 solar radiation storm
X1.9 solar flare with earth-directed CME
Ultimi messaggi dal forum
Supporta SpaceWeatherLive.com!
A lot of people come to SpaceWeatherLive to follow the Solar activity or if there is a chance to see the aurora, but with more traffic comes higher costs to keep the servers online. If you like SpaceWeatherLive and want to support the project you can choose a subscription for an ad-free site or consider a donation. With your help we can keep SpaceWeatherLive online!
Notizie sul meteo spaziale
| Ultimo brillamento X | 2026/02/04 | X4.21 |
| Ultimo brillamento M | 2026/02/25 | M2.4 |
| Ultima tempesta geomagnetica | 2026/02/22 | Kp5+ (G1) |
| Giorni senza macchie | |
|---|---|
| Ultimi 365 giorni | 3 giorni |
| 2026 | 3 giorni (5%) |
| Ultimo giorno senza macchie | 2026/02/24 |
| Media mensile Numero di Macchie Solari | |
|---|---|
| gennaio 2026 | 112.6 -11.4 |
| marzo 2026 | 83.5 -29.1 |
| Ultimi 30 giorni | 67.7 -52.1 |