Visualizzazione archivio di venerdì, 23 settembre AM
Daily bulletin on solar and geomagnetic activity from the SIDC
Emesso: 2016 Sep 23 1231 UTC
SIDC Forecast
Brillamenti solari
C-class flares expected, (probability >=50%)
Geomagnetism
Quiet (A<20 and K<4)
Protoni solari
Quiet
| 10cm flux | Ap | |
|---|---|---|
| 23 Sep 2016 | 085 | 005 |
| 24 Sep 2016 | 085 | 007 |
| 25 Sep 2016 | 085 | 007 |
Bulletin
Solar activity was low. Beta region NOAA AR 2595 produced a C2.6 flare with peak time 19:16 UT on September 22. Low solar activity (C flaring) is expected in the next 24 hours. Solar wind speed measured by DSCOVR gradually decreased further from about 465 to about 410 km/s. Meanwhile the magnitude of the Interplanetary Magnetic Field varied beween about 2 and 7 nT. Quiet geomagnetic conditions (K Dourbes between 0 and 2, NOAA Kp between 0 and 2) were registered in the past 24 hours. Quiet to unsettled levels are expected on September 23, 24 and 25.
Today's estimated international sunspot number (ISN): 056, based on 18 stations.Solar indices for 22 Sep 2016
| Wolf number Catania | 031 |
| 10cm solar flux | 085 |
| AK Chambon La Forêt | 006 |
| AK Wingst | 003 |
| Estimated Ap | 003 |
| Estimated international sunspot number | 035 - Based on 26 stations |
Noticeable events summary
| Day | Begin | Max | Fine | Loc | Strength | OP | 10cm | Catania/NOAA | Radio burst types | |
|---|---|---|---|---|---|---|---|---|---|---|
| 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
M2.7 solar flare, CME arrival possible
Complex sunspot region 4366
CME impact! S4 solar radiation storm
Ultimi messaggi dal forum
Altri argomentiSupporta 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 | 2026/03/30 | X1.4 |
| Ultimo brillamento M | 2026/03/28 | M1.3 |
| Ultima tempesta geomagnetica | 2026/03/25 | Kp5+ (G1) |
| Giorni senza macchie | |
|---|---|
| Ultimi 365 giorni | 3 giorni |
| 2026 | 3 giorni (3%) |
| Ultimo giorno senza macchie | 2026/02/24 |
| Media mensile Numero di Macchie Solari | |
|---|---|
| febbraio 2026 | 78.2 -34.3 |
| marzo 2026 | 86.6 +8.4 |
| Ultimi 30 giorni | 86.6 +11.2 |