Tâche solaire AR8790
| Nombre de taches solaires |
Zone | Classe Magn. | Classe Tache | Position | |
|---|---|---|---|---|---|
| 07/12/1999 | 4 | 20 | BXO | N09E47 | |
| 08/12/1999 | 4 | 20 | CRO | N10E35 | |
| 09/12/1999 | 6 | 20 | CSO | N11E20 | |
| 10/12/1999 | 10 | 50 | DSO | N11E07 | |
| 11/12/1999 | 14 | 90 | DAO | N12W07 | |
| 12/12/1999 | 16 | 40 | CRO | N13W20 | |
| 13/12/1999 | 7 | 10 | BXO | N12W35 | |
| 14/12/1999 | 3 | 0 | BXO | N12W49 | |
| 15/12/1999 | 1 | 0 | AXX | N15W69 |
| C |
|---|
| 4 |
Le top 4 des éruptions solaires de la région 8790
| Départ | Maximum | Fin | ||||
|---|---|---|---|---|---|---|
| 1 | C4.13 | 11/12/1999 | 03:22 | 03:33 | 03:45 | |
| 2 | C3.96 | 08/12/1999 | 02:29 | 02:46 | 03:05 | |
| 3 | C1.71 | 07/12/1999 | 16:10 | 16:14 | 16:18 | |
| 4 | C1.59 | 08/12/1999 | 06:20 | 06:24 | 06:28 |
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La Météo Spatiale en faits
| Dernière classe X | 08/12/2025 | X1.1 |
| Dernière classe M | 12/12/2025 | M1.1 |
| Dernier orage géomagnétique | 12/12/2025 | Kp5 (G1) |
| Jours sans taches solaires | |
|---|---|
| Dernier jour sans taches solaires | 08/06/2022 |
| Nombre mensuel moyen de taches solaires | |
|---|---|
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