| Nombre de taches solaires |
Zone | Classe Magn. | Classe Tache | Position | |
|---|---|---|---|---|---|
| 24/01/2000 | 3 | 10 | BXO | S17W10 | |
| 25/01/2000 | 8 | 50 | DSO | S16W23 | |
| 26/01/2000 | 12 | 40 | DSO | S17W37 | |
| 27/01/2000 | 6 | 20 | BXO | S17W52 | |
| 28/01/2000 | 2 | 0 | BXO | S16W66 |
| C |
|---|
| 2 |
| Départ | Maximum | Fin | ||||
|---|---|---|---|---|---|---|
| 1 | C9.84 | 25/01/2000 | 06:19 | 06:23 | 06:26 | |
| 2 | C7.71 | 24/01/2000 | 21:27 | 21:31 | 21:34 |
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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 | 128 +36.2 |
| 30 derniers jours | 108.4 +15.8 |