Tâche solaire AR8274
| Nombre de taches solaires |
Zone | Classe Magn. | Classe Tache | Position | |
|---|---|---|---|---|---|
| 16/07/1998 | 2 | 10 | BXO | S20E22 | |
| 17/07/1998 | 11 | 50 | DAO | S21E08 | |
| 18/07/1998 | 11 | 150 | DAO | S20W05 | |
| 19/07/1998 | 10 | 90 | DSO | S20W19 | |
| 20/07/1998 | 10 | 130 | DAO | S20W32 | |
| 21/07/1998 | 9 | 110 | DSO | S20W46 | |
| 22/07/1998 | 5 | 90 | DAO | S20W60 | |
| 23/07/1998 | 3 | 60 | CSO | S20W76 | |
| 24/07/1998 | 1 | 0 | AXX | S22W87 |
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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 |