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Viewing archive of lördag, 11 maj 2024

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Bulletin on solar and geomagnetic activity Solaktivitetsrapport Geofysisk rapport
Solaktivitet
Solfläcksgrupper Solutbrott Koronal hål Protonstormar
Norrsken i realtid
Kp-värden Solvind (Hastighet, Densitet), Interplanetära magnetfältet (IMF) (Bt, Bz) Aurora Observations
Strongest geomagnetic storm since 2003, X5.8 solar flare

The geomagnetic storm that commenced yesterday will go down in the record books as the strongest geomagnetic storm since the Halloween Solar Storms of 2003. The May 2024 storms thus far peaked at a Dst of -412 nT.

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Extreme G5 geomagnetic storm

For the first time since the Halloween Solar Storms of 2003 we have now officially reached the Extreme G5 geomagnetic storm threshold at 22:54 UTC.

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Comet C/2026 A1 (MAPS) for the southern hemisphere 31Late 2026/04/01 Filament CME 11AR4409 57GoPro tips -which model, what settings etc 4AR4404 28
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Senaste X-utbrottet2026/03/30X1.5
Senaste M-utbrottet2026/04/02M3.5
Senaste geomagnetiska stormen2026/04/02Kp6- (G2)
Fläckfria dagar
Last 365 days3 dagar
20263 dagar (3%)
Senaste dag utan solfläckar2026/02/24
Månadsvis faktiskt antal solfläckar
februari 202678.2 -34.3
april 2026141 +62.8
Last 30 days94.6 +27

I dag i historien*

Solutbrott
12001X1.77
22017M8.35
31999M6.2
42001M3.57
52017M1.81
DstG
11979-168G4
21960-151G3
31992-105G2
42004-104G2
51994-103G3
*sedan 1994

Aurora on this day in history

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