Tâche solaire AR8679
| Nombre de taches solaires |
Zone | Classe Magn. | Classe Tache | Position | |
|---|---|---|---|---|---|
| 27/08/1999 | 2 | 50 | CSO | S34E58 | |
| 28/08/1999 | 2 | 50 | CAO | S31E44 | |
| 29/08/1999 | 4 | 40 | CAO | S34E31 | |
| 30/08/1999 | 9 | 20 | BXO | S34E22 | |
| 31/08/1999 | 4 | 10 | BXO | S33E09 | |
| 01/09/1999 | 3 | 10 | BXO | S30E00 | |
| 02/09/1999 | 1 | 10 | AXX | S36W17 | |
| 03/09/1999 | 1 | 0 | AXX | S36W28 |
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La Météo Spatiale en faits
| Dernière classe X | 18/01/2026 | X1.9 |
| Dernière classe M | 19/01/2026 | M1.2 |
| Dernier orage géomagnétique | 19/01/2026 | Kp9- (G4) |
| 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 | 103.8 -20.2 |
| 30 derniers jours | 109.8 +2 |