Tâche solaire AR8398
| Nombre de taches solaires |
Zone | Classe Magn. | Classe Tache | Position | |
|---|---|---|---|---|---|
| 01/12/1998 | 12 | 60 | CAO | N18W05 | |
| 02/12/1998 | 8 | 70 | CAO | N18W15 | |
| 03/12/1998 | 10 | 20 | CAO | N18W28 | |
| 04/12/1998 | 7 | 20 | BXO | N18W40 | |
| 05/12/1998 | 4 | 10 | BXO | N18W52 | |
| 06/12/1998 | 2 | 160 | CSO | N17W60 | |
| 07/12/1998 | 1 | 200 | HSX | N18W72 | |
| 08/12/1998 | 1 | 80 | HAX | N20W86 |
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La Météo Spatiale en faits
| Dernière classe X | 18/01/2026 | X1.9 |
| Dernière classe M | 21/01/2026 | M3.4 |
| Dernier orage géomagnétique | 22/01/2026 | 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 | 114.4 -9.6 |
| 30 derniers jours | 118.1 +9.1 |