| Nombre de taches solaires |
Zone | Classe Magn. | Classe Tache | Position | |
|---|---|---|---|---|---|
| 08/11/2001 | 1 | 50 | HSX | N14E79 | |
| 09/11/2001 | 1 | 100 | HSX | N14E65 | |
| 10/11/2001 | 1 | 70 | HSX | N13E51 | |
| 11/11/2001 | 1 | 80 | HSX | N13E39 | |
| 12/11/2001 | 3 | 70 | HSX | N13E27 | |
| 13/11/2001 | 1 | 70 | HSX | N13E13 | |
| 14/11/2001 | 2 | 70 | CSO | N14E00 | |
| 15/11/2001 | 1 | 50 | HSX | N14W10 | |
| 16/11/2001 | 1 | 50 | HSX | N14W27 | |
| 17/11/2001 | 3 | 50 | CSO | N14W40 | |
| 18/11/2001 | 1 | 40 | HSX | N14W54 | |
| 19/11/2001 | 1 | 30 | HSX | N13W67 | |
| 20/11/2001 | 1 | 30 | HSX | N14W80 | |
| 21/11/2001 | 1 | 30 | HAX | N15W92 |
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| Dernière classe X | 18/01/2026 | X1.9 |
| Dernière classe M | 21/01/2026 | M3.4 |
| Dernier orage géomagnétique | 22/01/2026 | 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 | 118.7 -5.3 |
| 30 derniers jours | 120.4 +5.6 |