Tâche solaire AR8550
| Nombre de taches solaires |
Zone | Classe Magn. | Classe Tache | Position | |
|---|---|---|---|---|---|
| 21/05/1999 | 4 | 120 | CSO | S14E70 | |
| 22/05/1999 | 8 | 220 | DAO | S14E55 | |
| 23/05/1999 | 14 | 190 | ESO | S14E43 | |
| 24/05/1999 | 14 | 150 | EAO | S13E30 | |
| 25/05/1999 | 16 | 210 | EAO | S14E17 | |
| 26/05/1999 | 21 | 160 | EAO | S14E02 | |
| 27/05/1999 | 17 | 120 | DSO | S14W12 | |
| 28/05/1999 | 10 | 50 | DAO | S15W30 | |
| 29/05/1999 | 8 | 30 | DRO | S15W45 | |
| 30/05/1999 | 1 | 10 | AXX | S15W57 | |
| 31/05/1999 | 1 | 10 | AXX | S15W72 |
| C |
|---|
| 4 |
Le top 4 des éruptions solaires de la région 8550
| Départ | Maximum | Fin | ||||
|---|---|---|---|---|---|---|
| 1 | C3.87 | 26/05/1999 | 04:50 | 05:22 | 06:22 | |
| 2 | C3.1 | 24/05/1999 | 17:35 | 17:40 | 17:43 | |
| 3 | C2.7 | 24/05/1999 | 13:49 | 13:53 | 13:57 | |
| 4 | C1.93 | 23/05/1999 | 14:09 | 14:15 | 14:17 |
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| Jours sans taches solaires | |
|---|---|
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| Nombre mensuel moyen de taches solaires | |
|---|---|
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