Tâche solaire AR8342
| Nombre de taches solaires |
Zone | Classe Magn. | Classe Tache | Position | |
|---|---|---|---|---|---|
| 20/09/1998 | 1 | 10 | AXX | N17E38 | |
| 21/09/1998 | 8 | 40 | CSO | N18E25 | |
| 22/09/1998 | 11 | 100 | DSO | N18E13 | |
| 23/09/1998 | 8 | 70 | DAO | N18E00 | |
| 24/09/1998 | 4 | 70 | CSO | N18W16 | |
| 25/09/1998 | 3 | 60 | CSO | N18W28 | |
| 26/09/1998 | 1 | 60 | HSX | N19W46 | |
| 27/09/1998 | 1 | 80 | HSX | N18W61 | |
| 28/09/1998 | 2 | 70 | DSO | N17W72 | |
| 29/09/1998 | 2 | 50 | DSO | N17W88 |
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La Météo Spatiale en faits
| Dernière classe X | 08/12/2025 | X1.1 |
| Dernière classe M | 31/12/2025 | M7.11 |
| Dernier orage géomagnétique | 02/01/2026 | 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 | 119.3 -4.8 |
| 30 derniers jours | 108.9 +1.7 |