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Daily bulletin on solar and geomagnetic activity from the SIDC

Emesso: 2019 Jul 11 1230 UTC

SIDC Forecast

Valid from 1230 UTC, 11 Jul 2019 until 13 Jul 2019
Brillamenti solari

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

Geomagnetism

Quiet (A<20 and K<4)

Protoni solari

Quiet

10cm fluxAp
11 Jul 2019068007
12 Jul 2019068007
13 Jul 2019068007

Bulletin

No active regions visible on the Sun. No flares observed, nor expected.

No Earth directed CMEs in past 24 h. Solar protons have remained at background levels over the past 24 hours.

The solar wind speed is at 530 km/s with interplanetary magnetic field magnitude of 5 nT. The Earth is still inside the high speed stream from a positive polarity coronal hole, but its effects are fading. Quiet to unsettled conditions have been observed in the past 24 h and the same is expected for the next 48 h (isolated active periods remain possible).

Today's estimated international sunspot number (ISN): 000, based on 12 stations.

Solar indices for 10 Jul 2019

Wolf number Catania///
10cm solar flux068
AK Chambon La Forêt019
AK Wingst015
Estimated Ap020
Estimated international sunspot number000 - Based on 28 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 M2025/12/27M5.1
Ultima tempesta geomagnetica2025/12/22Kp5 (G1)
Giorni senza macchie
Ultimo giorno senza macchie2022/06/08
Media mensile Numero di Macchie Solari
novembre 202591.8 -22.8
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