| Nombre de taches solaires |
Zone | Classe Magn. | Classe Tache | Position | |
|---|---|---|---|---|---|
| 11/04/2000 | 5 | 20 | DAO | S12W14 | |
| 12/04/2000 | 3 | 0 | AXX | S12W27 |
| C |
|---|
| 1 |
| Départ | Maximum | Fin | ||||
|---|---|---|---|---|---|---|
| 1 | C6.04 | 16/04/2000 | 03:53 | 04:02 | 04:09 |
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| Dernière classe X | 08/12/2025 | X1.1 |
| Dernière classe M | 31/12/2025 | M7.11 |
| Dernier orage géomagnétique | 10/01/2026 | Kp6 (G2) |
| Jours sans taches solaires | |
|---|---|
| Dernier jour sans taches solaires | 08/06/2022 |
| Nombre mensuel moyen de taches solaires | |
|---|---|
| décembre 2025 | 124 +32.2 |
| janvier 2026 | 102.5 -21.5 |
| 30 derniers jours | 100.5 -9 |