Affichage des archives de lundi, 14 août 2017

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Rapports
Activité solaire
Activité aurorale
Coronal hole faces Earth

A southern extension of the northern hemisphere polar coronal hole is now facing Earth. It extended far enough towards the south to trigger our automated coronal hole detection system.

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New active region producing C-class flares

A new and unnumbered active region is now rotating into the earth-facing solar disk. It is new active region that only started to develop about 24 hours ago based on STEREO Ahead EUVI footage.

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La Météo Spatiale en faits

Dernière classe X08/12/2025X1.1
Dernière classe M29/12/2025M1.0
Dernier orage géomagnétique22/12/2025Kp5 (G1)
Jours sans taches solaires
Dernier jour sans taches solaires08/06/2022
Nombre mensuel moyen de taches solaires
novembre 202591.8 -22.8
décembre 2025116.5 +24.7
30 derniers jours116.2 +30.6

A ce jour dans l'histoire*

Éruptions solaires
12001X1.34
22024X1.11
32024M7.14
42001M4.78
52013M4.53
DstG
11992-105G2
21976-98G2
31989-87G3
41991-77G1
51981-65G2
*depuis 1994

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