| Nombre de taches solaires |
Zone | Classe Magn. | Classe Tache | Position | |
|---|---|---|---|---|---|
| 28/02/2003 | 6 | 40 | CAO | S08E42 | |
| 01/03/2003 | 6 | 70 | DSO | S07E29 | |
| 02/03/2003 | 6 | 30 | BXO | S07E15 | |
| 03/03/2003 | 1 | 30 | HSX | S07E00 | |
| 04/03/2003 | 12 | 30 | BXO | S07W13 | |
| 05/03/2003 | 6 | 20 | DSO | S08W26 | |
| 07/03/2003 | 1 | 20 | AXX | S10W54 |
| B |
|---|
| 1 |
| Départ | Maximum | Fin | ||||
|---|---|---|---|---|---|---|
| 1 | B7.71 | 03/03/2003 | 12:53 | 12:57 | 12:59 |
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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 |