| Nombre de taches solaires |
Zone | Classe Magn. | Classe Tache | Position | |
|---|---|---|---|---|---|
| 01/03/2000 | 3 | 50 | DSO | N18E62 | |
| 02/03/2000 | 8 | 80 | DSO | N18E52 | |
| 03/03/2000 | 12 | 50 | CSO | N19E39 | |
| 04/03/2000 | 12 | 40 | CSO | N19E26 | |
| 05/03/2000 | 6 | 40 | CSO | N19E12 | |
| 06/03/2000 | 5 | 30 | CSO | N19W03 | |
| 07/03/2000 | 2 | 10 | CSO | N20W17 |
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| Dernière classe X | 08/12/2025 | X1.1 |
| Dernière classe M | 12/12/2025 | M1.1 |
| Dernier orage géomagnétique | 12/12/2025 | Kp5 (G1) |
| Jours sans taches solaires | |
|---|---|
| Dernier jour sans taches solaires | 08/06/2022 |
| Nombre mensuel moyen de taches solaires | |
|---|---|
| novembre 2025 | 91.8 -22.8 |
| décembre 2025 | 135.1 +43.3 |
| 30 derniers jours | 107.1 +10.8 |