| Nombre de taches solaires |
Zone | Classe Magn. | Classe Tache | Position | |
|---|---|---|---|---|---|
| 05/04/2001 | 1 | 130 | HSX | N23E69 | |
| 06/04/2001 | 8 | 230 | EAO | N27E58 | |
| 07/04/2001 | 8 | 200 | DAO | N27E45 | |
| 08/04/2001 | 11 | 210 | EAO | N26E32 | |
| 09/04/2001 | 19 | 230 | EAO | N27E19 | |
| 10/04/2001 | 17 | 210 | EAO | N27E07 | |
| 11/04/2001 | 13 | 190 | DAO | N26W07 | |
| 12/04/2001 | 7 | 160 | ESO | N27W20 | |
| 13/04/2001 | 4 | 110 | ESO | N27W33 | |
| 14/04/2001 | 5 | 120 | ESO | N26W46 | |
| 15/04/2001 | 7 | 200 | EAO | N26W59 | |
| 16/04/2001 | 4 | 170 | EAO | N26W72 | |
| 17/04/2001 | 5 | 120 | EAO | N27W84 |
| M |
|---|
| 1 |
| Départ | Maximum | Fin | ||||
|---|---|---|---|---|---|---|
| 1 | M4.52 | 05/04/2001 | 02:00 | 02:20 | 03:11 |
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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 | 119.1 -4.9 |
| 30 derniers jours | 122.3 +12.7 |