| Nombre de taches solaires |
Zone | Classe Magn. | Classe Tache | Position | |
|---|---|---|---|---|---|
| 12/03/2001 | 1 | 30 | HRX | S13E72 | |
| 13/03/2001 | 4 | 40 | CRO | S15E57 | |
| 14/03/2001 | 3 | 10 | BXO | S13E46 | |
| 15/03/2001 | 4 | 10 | BXO | S14E34 | |
| 16/03/2001 | 7 | 10 | BXO | S14E21 | |
| 17/03/2001 | 3 | 20 | CRO | S14E09 | |
| 18/03/2001 | 4 | 20 | CRO | S13W04 | |
| 23/03/2001 | 2 | 30 | CAO | S14W73 | |
| 24/03/2001 | 2 | 30 | BXO | S13W84 |
| C | M |
|---|---|
| 5 | 1 |
| Départ | Maximum | Fin | ||||
|---|---|---|---|---|---|---|
| 1 | M1.74 | 24/03/2001 | 01:33 | 01:38 | 01:42 | |
| 2 | C6.84 | 12/03/2001 | 16:26 | 17:37 | 18:00 | |
| 3 | C4.68 | 12/03/2001 | 18:36 | 18:54 | 19:18 | |
| 4 | C4.44 | 12/03/2001 | 02:32 | 02:42 | 02:49 | |
| 5 | C3.34 | 23/03/2001 | 02:59 | 03:03 | 03:06 | |
| 6 | C1.39 | 12/03/2001 | 06:39 | 06:45 | 06:51 |
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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 | 119.4 -4.6 |
| 30 derniers jours | 121.8 +8.9 |