| Nombre de taches solaires |
Zone | Classe Magn. | Classe Tache | Position | |
|---|---|---|---|---|---|
| 10/04/2002 | 7 | 60 | CAO | S16W07 | |
| 11/04/2002 | 6 | 50 | CSO | S16W21 | |
| 12/04/2002 | 4 | 20 | BXO | S16W36 | |
| 13/04/2002 | 5 | 30 | CRO | S15W49 | |
| 14/04/2002 | 8 | 30 | BXO | S14W56 |
| C | M |
|---|---|
| 1 | 2 |
| Départ | Maximum | Fin | ||||
|---|---|---|---|---|---|---|
| 1 | M1.33 | 11/04/2002 | 16:16 | 16:26 | 16:33 | |
| 2 | M1.33 | 16/04/2002 | 10:37 | 10:44 | 10:54 | |
| 3 | C3.65 | 16/04/2002 | 02:15 | 02:19 | 02:23 |
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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 +10.9 |