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Daily bulletin on solar and geomagnetic activity from the SIDC

Emesso: 2020 Aug 09 1231 UTC

SIDC Forecast

Valid from 1230 UTC, 09 Aug 2020 until 11 Aug 2020
Brillamenti solari

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

Geomagnetism

Quiet (A<20 and K<4)

Protoni solari

Quiet

10cm fluxAp
09 Aug 2020074005
10 Aug 2020073005
11 Aug 2020072006

Bulletin

Solar activity is low, and only one low B-class flare was reported during last 24 hours. We expect such a low level of solar activity to persist in the coming hours. During last 24 hours there were no wide or Earth directed CMEs observed, and the solar protons remained at the background level.

Earth is presently inside the slow solar wind with the speed of about 340 km/s and the interplanetary magnetic field magnitude is about 3 nT. The geomagnetic conditions are quiet for more than two days, and we expect them to stay quiet also in the coming hours.

Today's estimated international sunspot number (ISN): 012, based on 24 stations.

Solar indices for 08 Aug 2020

Wolf number Catania///
10cm solar flux075
AK Chambon La Forêt006
AK Wingst006
Estimated Ap005
Estimated international sunspot number011 - Based on 30 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 X2026/02/04X4.21
Ultimo brillamento M2026/03/17M1.3
Ultima tempesta geomagnetica2026/03/14Kp6 (G2)
Giorni senza macchie
Ultimi 365 giorni3 giorni
20263 giorni (4%)
Ultimo giorno senza macchie2026/02/24
Media mensile Numero di Macchie Solari
febbraio 202678.2 -34.3
marzo 202683.1 +4.9
Ultimi 30 giorni60 -62.3

Questo giorno nella storia*

Brillamenti solari
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22002M5.82
31999M4.71
42012M2
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DstG
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*dal 1994

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