| Nombre de taches solaires |
Zone | Classe Magn. | Classe Tache | Position | |
|---|---|---|---|---|---|
| 18/04/2024 | 2 | 10 | BXO | N19E39 | |
| 19/04/2024 | 2 | 10 | BXO | N19E25 | |
| 20/04/2024 | 1 | 10 | AXX | N18E12 | |
| 21/04/2024 | 1 | 10 | AXX | N18W02 | |
| 23/04/2024 | 5 | 10 | BXO | N18W30 | |
| 24/04/2024 | 11 | 70 | DAI | N18W42 | |
| 25/04/2024 | 8 | 80 | DAI | N18W57 | |
| 26/04/2024 | 6 | 80 | DRI | N18W70 | |
| 27/04/2024 | 2 | 10 | BXO | N18W85 | |
| 28/04/2024 | 2 | 10 | BXO | N18W99 |
| C |
|---|
| 4 |
| Départ | Maximum | Fin | ||||
|---|---|---|---|---|---|---|
| 1 | C5.0 | 24/04/2024 | 09:29 | 09:43 | 10:00 | |
| 2 | C4.9 | 27/04/2024 | 16:22 | 16:28 | 16:33 | |
| 3 | C4.6 | 25/04/2024 | 01:12 | 01:17 | 01:28 | |
| 4 | C3.2 | 25/04/2024 | 16:26 | 16:32 | 16:39 |
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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 |