Tâche solaire AR8671
| Nombre de taches solaires |
Zone | Classe Magn. | Classe Tache | Position | |
|---|---|---|---|---|---|
| 16/08/1999 | 2 | 10 | BXO | S09W13 | |
| 17/08/1999 | 4 | 20 | CRO | S09W27 | |
| 18/08/1999 | 2 | 20 | HRX | S10W43 | |
| 19/08/1999 | 3 | 20 | CRO | S10W56 | |
| 20/08/1999 | 1 | 0 | AXX | S10W73 |
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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 | 117.9 -6.1 |
| 30 derniers jours | 121.2 +12.1 |