Tâche solaire AR8309
| Nombre de taches solaires |
Zone | Classe Magn. | Classe Tache | Position | |
|---|---|---|---|---|---|
| 20/08/1998 | 2 | 0 | AXX | N18E28 | |
| 21/08/1998 | 9 | 30 | BXO | N17E15 | |
| 22/08/1998 | 8 | 50 | DSO | N16E02 | |
| 23/08/1998 | 8 | 60 | DAO | N16W13 | |
| 24/08/1998 | 13 | 70 | ESO | N15W26 | |
| 25/08/1998 | 13 | 70 | CAO | N16W39 | |
| 26/08/1998 | 11 | 130 | EAO | N19W51 | |
| 27/08/1998 | 6 | 90 | ESO | N15W66 | |
| 28/08/1998 | 3 | 50 | CSO | N17W81 |
| B |
|---|
| 1 |
Le top 1 des éruptions solaires de la région 8309
| Départ | Maximum | Fin | ||||
|---|---|---|---|---|---|---|
| 1 | B9.69 | 23/08/1998 | 02:29 | 02:41 | 02:49 |
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