| Nombre de taches solaires |
Zone | Classe Magn. | Classe Tache | Position | |
|---|---|---|---|---|---|
| 08/02/2013 | 5 | 30 | DRO | N18E25 | |
| 09/02/2013 | 10 | 70 | DAO | N19E12 | |
| 10/02/2013 | 25 | 150 | DSI | N19W01 | |
| 11/02/2013 | 13 | 160 | DSI | N17W14 | |
| 12/02/2013 | 13 | 160 | DSI | N17W28 | |
| 13/02/2013 | 12 | 170 | DAI | N17W42 | |
| 14/02/2013 | 5 | 110 | DSO | N17W55 | |
| 15/02/2013 | 4 | 100 | CAO | N17W69 | |
| 16/02/2013 | 3 | 70 | CAO | N17W85 |
| B | C |
|---|---|
| 10 | 3 |
| Départ | Maximum | Fin | ||||
|---|---|---|---|---|---|---|
| 1 | C2.14 | 12/02/2013 | 17:47 | 17:55 | 18:01 | |
| 2 | C1.46 | 14/02/2013 | 04:12 | 04:30 | 04:38 | |
| 3 | C1.14 | 13/02/2013 | 00:42 | 00:45 | 00:50 | |
| 4 | B8.1 | 11/02/2013 | 16:04 | 16:12 | 16:19 | |
| 5 | B7.51 | 11/02/2013 | 06:22 | 06:25 | 06:29 | |
| 6 | B7.17 | 15/02/2013 | 01:55 | 02:01 | 02:08 | |
| 7 | B6.51 | 08/02/2013 | 15:03 | 15:08 | 15:15 | |
| 8 | B6.45 | 13/02/2013 | 10:22 | 10:46 | 10:59 | |
| 9 | B6.23 | 08/02/2013 | 08:41 | 08:50 | 09:22 | |
| 10 | B5.96 | 12/02/2013 | 19:52 | 19:56 | 19:59 |
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| Dernière classe X | 18/01/2026 | X1.9 |
| Dernière classe M | 21/01/2026 | M3.4 |
| Dernier orage géomagnétique | 22/01/2026 | Kp5+ (G1) |
| Jours sans taches solaires | |
|---|---|
| Dernier jour sans taches solaires | 08/06/2022 |
| Nombre mensuel moyen de taches solaires | |
|---|---|
| décembre 2025 | 124 +32.2 |
| janvier 2026 | 118.7 -5.3 |
| 30 derniers jours | 120.4 +5.6 |