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Daily bulletin on solar and geomagnetic activity from the SIDC

Emesso: 2020 Jul 04 1232 UTC

SIDC Forecast

Valid from 1230 UTC, 04 Jul 2020 until 06 Jul 2020
Brillamenti solari

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

Geomagnetism

Quiet (A<20 and K<4)

Protoni solari

Quiet

10cm fluxAp
04 Jul 2020069010
05 Jul 2020068006
06 Jul 2020069009

Bulletin

The solar flaring activity is still very low, and we expect such a low level of flaring activity to persist in the coming hours. Only one narrow CME was observed, associated with the prominence eruption (at about 18:00 UT on July 03) from the northern solar hemisphere, situated rather close to the edge of the northern polar coronal hole. During last 24 hours solar protons have remained at background level.

Earth is still inside the slow solar wind with the speed of 330 km/s, and the interplanetary magnetic field magnitude is presently 5 nT. One interval of the unsettled geomagnetic conditions, i.e. Kp=3, was reported this morning by local station at Dourbes. The geomagnetic conditions are presently quiet and we expect quiet to possibly unsettled geomagnetic conditions in the coming hours.

Today's estimated international sunspot number (ISN): 006, based on 14 stations.

Solar indices for 03 Jul 2020

Wolf number Catania000
10cm solar flux069
AK Chambon La Forêt008
AK Wingst006
Estimated Ap005
Estimated international sunspot number000 - Based on 24 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 X2026/03/30X1.5
Ultimo brillamento M2026/04/09M1.0
Ultima tempesta geomagnetica2026/04/03Kp7- (G3)
Giorni senza macchie
Ultimi 365 giorni3 giorni
20263 giorni (3%)
Ultimo giorno senza macchie2026/02/24
Media mensile Numero di Macchie Solari
marzo 202685.9 +7.7
aprile 202694.2 +8.3
Ultimi 30 giorni94.7 +34.5

Questo giorno nella storia*

Brillamenti solari
12001X20.6
22000M6.14
32002M5.32
42024M4.02
52000M3.24
DstG
11971-143G3
21961-118G4
31989-95G1
41990-80G1
51973-71
*dal 1994

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