| Nombre de taches solaires |
Zone | Classe Magn. | Classe Tache | Position | |
|---|---|---|---|---|---|
| 11/11/2001 | 2 | 80 | CSO | N11E68 | |
| 12/11/2001 | 2 | 90 | CAO | N11E57 | |
| 13/11/2001 | 5 | 120 | CAO | N10E44 | |
| 14/11/2001 | 4 | 100 | CAO | N11E31 | |
| 15/11/2001 | 2 | 80 | HSX | N11E17 | |
| 16/11/2001 | 3 | 50 | HSX | N11E05 | |
| 17/11/2001 | 2 | 90 | HSX | N12W09 | |
| 18/11/2001 | 1 | 70 | HSX | N12W23 | |
| 19/11/2001 | 1 | 60 | HSX | N11W36 | |
| 20/11/2001 | 1 | 80 | HSX | N12W49 | |
| 21/11/2001 | 1 | 40 | HSX | N12W62 | |
| 22/11/2001 | 1 | 60 | HSX | N12W76 | |
| 23/11/2001 | 1 | 50 | HSX | N12W90 |
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| Dernière classe X | 08/12/2025 | X1.1 |
| Dernière classe M | 31/12/2025 | M7.11 |
| Dernier orage géomagnétique | 02/01/2026 | Kp5 (G1) |
| 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 | 126.7 +2.7 |
| 30 derniers jours | 109.3 +2.1 |