Tâche solaire AR8402
| Nombre de taches solaires |
Zone | Classe Magn. | Classe Tache | Position | |
|---|---|---|---|---|---|
| 02/12/1998 | 6 | 390 | EAO | N17E64 | |
| 03/12/1998 | 9 | 370 | FAO | N18E53 | |
| 04/12/1998 | 12 | 270 | FAO | N18E39 | |
| 05/12/1998 | 10 | 270 | FKO | N16E26 | |
| 06/12/1998 | 10 | 360 | EKO | N16E10 | |
| 07/12/1998 | 12 | 250 | DKO | N16W02 | |
| 08/12/1998 | 10 | 230 | DAO | N17W17 | |
| 09/12/1998 | 11 | 160 | DSO | N17W31 | |
| 10/12/1998 | 6 | 120 | DSO | N16W45 | |
| 11/12/1998 | 5 | 120 | DSO | N17W56 | |
| 12/12/1998 | 3 | 100 | DSO | N16W71 | |
| 13/12/1998 | 1 | 60 | HSX | N17W81 | |
| 14/12/1998 | 1 | 50 | HSX | N17W93 |
| C |
|---|
| 9 |
Le top 9 des éruptions solaires de la région 8402
| Départ | Maximum | Fin | ||||
|---|---|---|---|---|---|---|
| 1 | C7.3 | 01/12/1998 | 18:00 | 18:16 | 18:41 | |
| 2 | C2.59 | 09/12/1998 | 15:34 | 15:47 | 15:52 | |
| 3 | C2.56 | 07/12/1998 | 03:57 | 04:08 | 04:16 | |
| 4 | C1.89 | 04/12/1998 | 11:02 | 11:06 | 11:10 | |
| 5 | C1.86 | 02/12/1998 | 09:05 | 09:09 | 09:12 | |
| 6 | C1.86 | 07/12/1998 | 09:46 | 10:01 | 10:14 | |
| 7 | C1.79 | 09/12/1998 | 05:03 | 05:11 | 05:14 | |
| 8 | C1.44 | 06/12/1998 | 14:40 | 14:46 | 14:52 | |
| 9 | C1.3 | 07/12/1998 | 08:53 | 08:58 | 09:03 |
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| Jours sans taches solaires | |
|---|---|
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| Nombre mensuel moyen de taches solaires | |
|---|---|
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