Tâche solaire AR8542
| Nombre de taches solaires |
Zone | Classe Magn. | Classe Tache | Position | |
|---|---|---|---|---|---|
| 13/05/1999 | 1 | 30 | HSX | S19E58 | |
| 14/05/1999 | 1 | 30 | HSX | S19E44 | |
| 15/05/1999 | 1 | 70 | HSX | S19E32 | |
| 16/05/1999 | 1 | 40 | HSX | S19E18 | |
| 17/05/1999 | 1 | 30 | HSX | S19E06 | |
| 18/05/1999 | 1 | 40 | HSX | S19W06 | |
| 19/05/1999 | 1 | 30 | HSX | S19W20 | |
| 20/05/1999 | 3 | 30 | CSO | S18W32 | |
| 21/05/1999 | 1 | 30 | HSX | S18W45 | |
| 22/05/1999 | 1 | 30 | HSX | S18W59 | |
| 23/05/1999 | 1 | 30 | HSX | S20W72 | |
| 24/05/1999 | 1 | 10 | AXX | S20W85 |
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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 | 119.6 -4.4 |
| 30 derniers jours | 122 +9.1 |