| Nombre de taches solaires |
Zone | Classe Magn. | Classe Tache | Position | |
|---|---|---|---|---|---|
| 11/10/2023 | 3 | 120 | DSO | N10E80 | |
| 12/10/2023 | 3 | 180 | HSX | N10E55 | |
| 13/10/2023 | 3 | 200 | HSX | N10E43 | |
| 14/10/2023 | 3 | 220 | HAX | N10E30 | |
| 15/10/2023 | 6 | 240 | HAX | N10E15 | |
| 16/10/2023 | 6 | 190 | HAX | N11E03 | |
| 17/10/2023 | 19 | 220 | CAO | N11W11 | |
| 18/10/2023 | 18 | 140 | CAO | N11W23 | |
| 19/10/2023 | 7 | 80 | HAX | N11W37 | |
| 20/10/2023 | 7 | 30 | HRX | N10W50 | |
| 21/10/2023 | 3 | 20 | HRX | N12W64 |
| C |
|---|
| 4 |
| Départ | Maximum | Fin | ||||
|---|---|---|---|---|---|---|
| 1 | C1.6 | 17/10/2023 | 02:03 | 02:10 | 02:15 | |
| 2 | C1.4 | 13/10/2023 | 19:25 | 19:34 | 19:42 | |
| 3 | C1.2 | 13/10/2023 | 09:02 | 09:09 | 09:18 | |
| 4 | C1.1 | 19/10/2023 | 17:52 | 18:03 | 18:09 |
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| Dernière classe X | 08/12/2025 | X1.1 |
| Dernière classe M | 31/12/2025 | M7.11 |
| Dernier orage géomagnétique | 02/01/2026 | 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 | 111.2 -12.8 |
| 30 derniers jours | 106.5 -1.5 |