Tâche solaire AR8649
| Nombre de taches solaires |
Zone | Classe Magn. | Classe Tache | Position | |
|---|---|---|---|---|---|
| 28/07/1999 | 6 | 30 | DAO | S15E09 | |
| 29/07/1999 | 17 | 100 | DAO | S15W05 | |
| 30/07/1999 | 21 | 100 | DAO | S15W16 | |
| 31/07/1999 | 25 | 170 | DAO | S15W30 | |
| 01/08/1999 | 21 | 110 | CAO | S15W44 | |
| 02/08/1999 | 8 | 50 | CAO | S15W54 | |
| 03/08/1999 | 2 | 10 | AXX | S15W66 | |
| 04/08/1999 | 1 | 10 | AXX | S16W80 |
| C | M |
|---|---|
| 5 | 1 |
Le top 6 des éruptions solaires de la région 8649
| Départ | Maximum | Fin | ||||
|---|---|---|---|---|---|---|
| 1 | M2.53 | 30/07/1999 | 15:09 | 15:20 | 15:26 | |
| 2 | C7.07 | 29/07/1999 | 12:45 | 12:55 | 13:04 | |
| 3 | C5.29 | 30/07/1999 | 12:18 | 12:24 | 12:27 | |
| 4 | C3.7 | 29/07/1999 | 10:07 | 10:11 | 10:14 | |
| 5 | C3.43 | 29/07/1999 | 13:59 | 14:02 | 14:04 | |
| 6 | C2.83 | 04/08/1999 | 01:19 | 01:22 | 01:27 |
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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 +1.5 |