Tâche solaire AR8199
| Nombre de taches solaires |
Zone | Classe Magn. | Classe Tache | Position | |
|---|---|---|---|---|---|
| 08/04/1998 | 4 | 50 | DAO | S26W02 | |
| 09/04/1998 | 10 | 110 | DAO | S27W16 | |
| 10/04/1998 | 13 | 100 | DAO | S27W29 | |
| 11/04/1998 | 6 | 100 | DAO | S28W42 | |
| 12/04/1998 | 7 | 20 | BXO | S27W54 | |
| 13/04/1998 | 3 | 20 | BXO | S27W68 | |
| 14/04/1998 | 1 | 0 | AXX | S26W82 |
| B | C |
|---|---|
| 1 | 1 |
Le top 2 des éruptions solaires de la région 8199
| Départ | Maximum | Fin | ||||
|---|---|---|---|---|---|---|
| 1 | C1.56 | 10/04/1998 | 10:44 | 11:02 | 11:26 | |
| 2 | B8.26 | 13/04/1998 | 18:51 | 18:55 | 18:57 |
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