| Nombre de taches solaires |
Zone | Classe Magn. | Classe Tache | Position | |
|---|---|---|---|---|---|
| 04/12/2011 | 1 | 60 | HSX | N17E65 | |
| 05/12/2011 | 1 | 80 | HSX | N17E51 | |
| 06/12/2011 | 1 | 70 | HSX | N18E38 | |
| 07/12/2011 | 2 | 80 | DSO | N18E25 | |
| 08/12/2011 | 2 | 70 | CSO | N17E13 | |
| 09/12/2011 | 2 | 40 | CSO | N18E01 | |
| 10/12/2011 | 2 | 50 | CSO | N18W13 | |
| 11/12/2011 | 1 | 50 | HSX | N18W27 | |
| 12/12/2011 | 1 | 60 | HSX | N18W40 | |
| 13/12/2011 | 1 | 50 | HSX | N18W55 | |
| 14/12/2011 | 1 | 50 | HSX | N17W67 | |
| 15/12/2011 | 1 | 50 | HSX | N18W81 |
| C |
|---|
| 2 |
| Départ | Maximum | Fin | ||||
|---|---|---|---|---|---|---|
| 1 | C2.84 | 05/12/2011 | 03:09 | 03:16 | 03:32 | |
| 2 | C1.38 | 11/12/2011 | 11:29 | 11:37 | 11:46 |
A lot of people come to SpaceWeatherLive to follow the Solar activity or if there is a chance to see the aurora, but with more traffic comes higher costs to keep the servers online. If you like SpaceWeatherLive and want to support the project you can choose a subscription for an ad-free site or consider a donation. With your help we can keep SpaceWeatherLive online!
| Dernière classe X | 18/01/2026 | X1.9 |
| Dernière classe M | 17/01/2026 | M1.1 |
| Dernier orage géomagnétique | 17/01/2026 | 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 | 100.6 -23.4 |
| 30 derniers jours | 106.1 -0.7 |