| Nombre de taches solaires |
Zone | Classe Magn. | Classe Tache | Position | |
|---|---|---|---|---|---|
| 29/01/2015 | 3 | 10 | BXO | S07E25 | |
| 30/01/2015 | 6 | 10 | BXO | S07E12 | |
| 31/01/2015 | 3 | 10 | BXO | S07W01 | |
| 01/02/2015 | 3 | 10 | BXO | S07W16 |
| C |
|---|
| 3 |
| Départ | Maximum | Fin | ||||
|---|---|---|---|---|---|---|
| 1 | C5.42 | 30/01/2015 | 08:19 | 08:25 | 08:29 | |
| 2 | C2.48 | 28/01/2015 | 23:32 | 23:36 | 23:40 | |
| 3 | C2.41 | 29/01/2015 | 14:37 | 14:44 | 14:48 |
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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 | 119.6 -4.4 |
| 30 derniers jours | 122.3 +11.2 |