| Nombre de taches solaires |
Zone | Classe Magn. | Classe Tache | Position | |
|---|---|---|---|---|---|
| 14/03/2013 | 6 | 20 | CRO | S20W29 | |
| 15/03/2013 | 6 | 80 | CSO | S19W42 | |
| 16/03/2013 | 8 | 150 | DAO | S19W57 | |
| 17/03/2013 | 16 | 200 | EAO | S19W72 | |
| 18/03/2013 | 16 | 200 | EAO | S19W86 | |
| 19/03/2013 | 16 | 200 | EAO | S19W0* |
| B | C |
|---|---|
| 1 | 19 |
| Départ | Maximum | Fin | ||||
|---|---|---|---|---|---|---|
| 1 | C7.86 | 20/03/2013 | 00:39 | 01:02 | 01:25 | |
| 2 | C6.17 | 19/03/2013 | 00:51 | 01:17 | 01:36 | |
| 3 | C4.03 | 16/03/2013 | 04:52 | 05:39 | 06:25 | |
| 4 | C4.03 | 18/03/2013 | 03:15 | 03:21 | 03:25 | |
| 5 | C3.75 | 16/03/2013 | 04:20 | 04:28 | 04:32 | |
| 6 | C3.1 | 18/03/2013 | 06:27 | 06:32 | 06:41 | |
| 7 | C2.87 | 16/03/2013 | 07:14 | 07:18 | 07:23 | |
| 8 | C2.46 | 19/03/2013 | 16:09 | 16:18 | 16:27 | |
| 9 | C2.23 | 18/03/2013 | 06:57 | 07:00 | 07:03 | |
| 10 | C2.14 | 16/03/2013 | 08:30 | 08:36 | 08:39 |
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 | 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 | 114.4 -9.6 |
| 30 derniers jours | 118.1 +9.1 |