| Nombre de taches solaires |
Zone | Classe Magn. | Classe Tache | Position | |
|---|---|---|---|---|---|
| 09/02/2023 | 5 | 10 | BXO | S17E54 | |
| 10/02/2023 | 6 | 30 | CRO | S07E41 | |
| 11/02/2023 | 4 | 30 | CRO | S07E27 | |
| 12/02/2023 | 3 | 20 | HRX | S07E13 | |
| 13/02/2023 | 2 | 10 | AXX | S07W01 | |
| 14/02/2023 | 1 | 5 | AXX | S07W16 | |
| 15/02/2023 | 1 | 5 | AXX | S06W27 | |
| 16/02/2023 | 3 | 10 | AXX | S06W41 | |
| 17/02/2023 | 3 | 10 | AXX | S06W56 |
| C |
|---|
| 1 |
| Départ | Maximum | Fin | ||||
|---|---|---|---|---|---|---|
| 1 | C5.4 | 10/02/2023 | 09:00 | 09:06 | 09:11 |
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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 | 110 -14 |
| 30 derniers jours | 103.2 -6.5 |