| Nombre de taches solaires |
Zone | Classe Magn. | Classe Tache | Position | |
|---|---|---|---|---|---|
| 17/04/2025 | 1 | 30 | HSX | S30E63 | |
| 18/04/2025 | 1 | 30 | HSX | S28E47 | |
| 19/04/2025 | 6 | 70 | DSO | S30E37 | |
| 20/04/2025 | 4 | 80 | DAO | S29E25 | |
| 21/04/2025 | 3 | 70 | CSO | S30E11 | |
| 22/04/2025 | 1 | 70 | HSX | S31W02 | |
| 23/04/2025 | 3 | 70 | CSO | S32W14 | |
| 24/04/2025 | 1 | 40 | HSX | S31W27 | |
| 25/04/2025 | 1 | 40 | HSX | S31W41 | |
| 26/04/2025 | 1 | 30 | HSX | S31W54 | |
| 27/04/2025 | 1 | 30 | HSX | S31W65 | |
| 28/04/2025 | 1 | 30 | HSX | S30W78 | |
| 29/04/2025 | 1 | 20 | HSX | S31W91 | |
| 30/04/2025 | 1 | 20 | HSX | S31W0* |
| C |
|---|
| 3 |
| Départ | Maximum | Fin | ||||
|---|---|---|---|---|---|---|
| 1 | C7.3 | 29/04/2025 | 23:11 | 23:25 | 23:36 | |
| 2 | C4.3 | 19/04/2025 | 16:23 | 16:28 | 16:32 | |
| 3 | C2.0 | 20/04/2025 | 06:20 | 06:23 | 06:26 |
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| Dernière classe X | 18/01/2026 | X1.9 |
| Dernière classe M | 21/01/2026 | M3.4 |
| Dernier orage géomagnétique | 20/01/2026 | Kp8 (G4) |
| 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 | 107.3 -16.8 |
| 30 derniers jours | 111.9 +4 |