| Nombre de taches solaires |
Zone | Classe Magn. | Classe Tache | Position | |
|---|---|---|---|---|---|
| 30/06/2000 | 1 | 60 | HSX | N20E75 | |
| 01/07/2000 | 1 | 80 | HSX | N20E63 | |
| 02/07/2000 | 1 | 50 | HSX | N20E50 | |
| 03/07/2000 | 3 | 40 | CSO | N21E39 | |
| 04/07/2000 | 4 | 40 | CSO | N22E25 | |
| 05/07/2000 | 1 | 10 | HSX | N22E13 | |
| 06/07/2000 | 1 | 0 | AXX | N23W02 | |
| 08/07/2000 | 2 | 10 | BXO | N24W26 |
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| Dernière classe X | 18/01/2026 | X1.9 |
| Dernière classe M | 19/01/2026 | M1.2 |
| Dernier orage géomagnétique | 19/01/2026 | Kp9- (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 | 103.8 -20.2 |
| 30 derniers jours | 109 +1.5 |