Tâche solaire AR11447
| Nombre de taches solaires |
Zone | Classe Magn. | Classe Tache | Position | |
|---|---|---|---|---|---|
| 28/03/2012 | 5 | 40 | CRO | S25W55 | |
| 29/03/2012 | 2 | 10 | AXX | S23W68 | |
| 30/03/2012 | 2 | 10 | AXX | S24W79 |
| B | C |
|---|---|
| 1 | 1 |
Le top 2 des éruptions solaires de la région 11447
| Départ | Maximum | Fin | ||||
|---|---|---|---|---|---|---|
| 1 | C2.56 | 29/03/2012 | 11:46 | 11:51 | 11:54 | |
| 2 | B6.65 | 28/03/2012 | 11:31 | 11:34 | 11:36 |
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| Dernière classe M | 21/01/2026 | M3.4 |
| Dernier orage géomagnétique | 22/01/2026 | Kp5+ (G1) |
| Jours sans taches solaires | |
|---|---|
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|---|---|
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