Visualizzazione archivio di sabato, 11 febbraio AM

Daily bulletin on solar and geomagnetic activity from the SIDC

Emesso: 2017 Feb 11 1230 UTC

SIDC Forecast

Valid from 1230 UTC, 11 Feb 2017 until 13 Feb 2017
Brillamenti solari

Quiet conditions (<50% probability of C-class flares)

Geomagnetism

Quiet (A<20 and K<4)

Protoni solari

Quiet

10cm fluxAp
11 Feb 2017074007
12 Feb 2017075007
13 Feb 2017076007

Bulletin

No C-class flares in past 24 h. One beta AR visible on the disk (2635). C-class flares are possible.

No Earth directed Coronal Mass Ejections (CMEs) have been detected. Solar protons have remained at background levels over the past 24 hours.

Geomagnetic conditions have been at k = 2-3 levels. Solar wind speed is now at 440 km/s with interplanetary magnetic fields of 4 nT. Quiet geomagnetic conditions expected.

Today's estimated international sunspot number (ISN): 022, based on 06 stations.

Solar indices for 10 Feb 2017

Wolf number Catania033
10cm solar flux074
AK Chambon La Forêt016
AK Wingst008
Estimated Ap007
Estimated international sunspot number021 - Based on 14 stations

Noticeable events summary

DayBeginMaxFineLocStrengthOP10cmCatania/NOAARadio burst types
Nessuna

Provided by the Solar Influences Data analysis Center© - SIDC - Processed by SpaceWeatherLive

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Notizie sul meteo spaziale

Ultimo brillamento X2025/12/08X1.1
Ultimo brillamento M2025/12/31M7.2
Ultima tempesta geomagnetica2025/12/22Kp5 (G1)
Giorni senza macchie
Ultimo giorno senza macchie2022/06/08
Media mensile Numero di Macchie Solari
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