| Nombre de taches solaires |
Zone | Classe Magn. | Classe Tache | Position | |
|---|---|---|---|---|---|
| 12/03/2000 | 1 | 30 | HRX | S29E76 | |
| 13/03/2000 | 2 | 40 | HSX | S29E64 | |
| 14/03/2000 | 3 | 50 | CSO | S29E55 | |
| 15/03/2000 | 4 | 50 | CSO | S28E40 | |
| 16/03/2000 | 3 | 20 | BXO | S28E27 | |
| 17/03/2000 | 2 | 10 | CSO | S28E12 | |
| 18/03/2000 | 3 | 20 | CSO | S29E01 | |
| 19/03/2000 | 4 | 30 | DRO | S28W16 | |
| 20/03/2000 | 6 | 10 | BXO | S29W25 | |
| 21/03/2000 | 1 | 0 | AXX | S28W41 |
| C |
|---|
| 1 |
| Départ | Maximum | Fin | ||||
|---|---|---|---|---|---|---|
| 1 | C6.51 | 18/03/2000 | 21:50 | 21:54 | 22:21 |
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| Dernière classe X | 18/01/2026 | X1.9 |
| Dernière classe M | 17/01/2026 | M1.1 |
| Dernier orage géomagnétique | 17/01/2026 | 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 | 100.6 -23.4 |
| 30 derniers jours | 106.1 -0.7 |