| Nombre de taches solaires |
Zone | Classe Magn. | Classe Tache | Position | |
|---|---|---|---|---|---|
| 09/05/2023 | 1 | 60 | HSX | N18E72 | |
| 10/05/2023 | 4 | 30 | CRO | N18E58 | |
| 11/05/2023 | 6 | 80 | CSO | N18E45 | |
| 12/05/2023 | 5 | 70 | CAO | N20E35 | |
| 13/05/2023 | 5 | 70 | CSO | N19E18 | |
| 14/05/2023 | 5 | 70 | CSO | N19E05 | |
| 15/05/2023 | 5 | 90 | DSO | N19W09 | |
| 16/05/2023 | 4 | 50 | HSX | N18W17 | |
| 17/05/2023 | 1 | 50 | HSX | N17W35 | |
| 18/05/2023 | 1 | 30 | HSX | N18W46 | |
| 19/05/2023 | 1 | 50 | HSX | N18W60 | |
| 20/05/2023 | 1 | 30 | HSX | N19W70 | |
| 21/05/2023 | 1 | 30 | HSX | N18W85 | |
| 22/05/2023 | 1 | 30 | HSX | N18W99 |
| C |
|---|
| 1 |
| Départ | Maximum | Fin | ||||
|---|---|---|---|---|---|---|
| 1 | C1.7 | 12/05/2023 | 19:04 | 19:10 | 19:14 |
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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 | 113.6 -10.4 |
| 30 derniers jours | 106.8 -1.2 |