Visualizzazione archivio di sabato, 13 luglio AM

Daily bulletin on solar and geomagnetic activity from the SIDC

Emesso: 2019 Jul 13 1230 UTC

SIDC Forecast

Valid from 1230 UTC, 13 Jul 2019 until 15 Jul 2019
Brillamenti solari

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

Geomagnetism

Quiet (A<20 and K<4)

Protoni solari

Quiet

10cm fluxAp
13 Jul 2019067005
14 Jul 2019068007
15 Jul 2019069013

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 450 km/s with interplanetary magnetic field magnitude of 5 nT. Quiet conditions have been observed in the past 24. The high speed solar wind from negative polarity equatorial coronal hole is expected to affect the Earth on July 15, until then quiet geomagnetic conditions are expected.

Today's estimated international sunspot number (ISN): 000, based on 14 stations.

Solar indices for 12 Jul 2019

Wolf number Catania000
10cm solar flux067
AK Chambon La Forêt009
AK Wingst006
Estimated Ap006
Estimated international sunspot number000 - Based on 34 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 M2026/03/18M2.7
Ultima tempesta geomagnetica2026/03/23Kp5 (G1)
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
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Ultimi 30 giorni75.6 -9.1

Questo giorno nella storia*

Brillamenti solari
12024M4.4
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DstG
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*dal 1994

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