| Nombre de taches solaires |
Zone | Classe Magn. | Classe Tache | Position | |
|---|---|---|---|---|---|
| 14/01/2000 | 1 | 80 | HSX | N19E78 | |
| 15/01/2000 | 1 | 130 | HSX | N18E66 | |
| 16/01/2000 | 1 | 140 | HAX | N18E54 | |
| 17/01/2000 | 1 | 180 | HSX | N19E39 | |
| 18/01/2000 | 5 | 120 | CSO | N17E26 | |
| 19/01/2000 | 7 | 150 | CSO | N17E14 | |
| 20/01/2000 | 8 | 160 | CSO | N17E02 | |
| 21/01/2000 | 9 | 170 | CSO | N17W11 | |
| 22/01/2000 | 6 | 180 | CSO | N18W24 | |
| 23/01/2000 | 1 | 130 | HSX | N18W38 | |
| 24/01/2000 | 1 | 110 | HSX | N18W51 | |
| 25/01/2000 | 1 | 100 | HSX | N19W64 | |
| 26/01/2000 | 1 | 110 | HSX | N19W76 | |
| 27/01/2000 | 1 | 120 | HSX | N20W88 |
| C |
|---|
| 1 |
| Départ | Maximum | Fin | ||||
|---|---|---|---|---|---|---|
| 1 | C2.11 | 19/01/2000 | 10:30 | 10:38 | 10:42 |
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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 |