Tâche solaire AR8459
| Nombre de taches solaires |
Zone | Classe Magn. | Classe Tache | Position | |
|---|---|---|---|---|---|
| 09/02/1999 | 1 | 0 | AXX | S29E48 | |
| 10/02/1999 | 2 | 0 | AXX | S30E39 | |
| 15/02/1999 | 6 | 70 | DRO | S30W30 | |
| 16/02/1999 | 9 | 90 | DRO | S30W43 | |
| 17/02/1999 | 7 | 90 | DAO | S30W57 | |
| 18/02/1999 | 6 | 140 | DAO | S30W69 | |
| 19/02/1999 | 6 | 120 | DAO | S29W80 | |
| 20/02/1999 | 9 | 130 | DAO | S28W94 |
| C |
|---|
| 2 |
Le top 2 des éruptions solaires de la région 8459
| Départ | Maximum | Fin | ||||
|---|---|---|---|---|---|---|
| 1 | C4.67 | 19/02/1999 | 00:48 | 00:54 | 01:11 | |
| 2 | C2.06 | 18/02/1999 | 16:01 | 16:05 | 16:12 |
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La Météo Spatiale en faits
| Dernière classe X | 08/12/2025 | X1.1 |
| Dernière classe M | 31/12/2025 | M7.11 |
| Dernier orage géomagnétique | 02/01/2026 | 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 | 126.7 +2.7 |
| 30 derniers jours | 110.1 +4.8 |