| Nombre de taches solaires |
Zone | Classe Magn. | Classe Tache | Position | |
|---|---|---|---|---|---|
| 21/09/2015 | 12 | 270 | EKC | N09E71 | |
| 22/09/2015 | 16 | 290 | EKC | N10E64 | |
| 23/09/2015 | 13 | 280 | EKC | N10E50 | |
| 24/09/2015 | 13 | 280 | EKC | N10E50 | |
| 25/09/2015 | 19 | 200 | EAI | N09E22 | |
| 26/09/2015 | 17 | 150 | FAI | N10E09 | |
| 27/09/2015 | 15 | 140 | FAI | N10W04 | |
| 28/09/2015 | 11 | 110 | FAI | N11W17 | |
| 29/09/2015 | 9 | 100 | ESO | N11W31 | |
| 30/09/2015 | 12 | 50 | CSO | N11W44 | |
| 01/10/2015 | 2 | 40 | CSO | N12W57 | |
| 02/10/2015 | 3 | 20 | CRO | N10W70 | |
| 03/10/2015 | 3 | 10 | BXO | N11W84 | |
| 04/10/2015 | 1 | 30 | HAX | N14W91 | |
| 05/10/2015 | 1 | 30 | HAX | N14W0* |
| B | C | M |
|---|---|---|
| 4 | 6 | 2 |
| Départ | Maximum | Fin | ||||
|---|---|---|---|---|---|---|
| 1 | M2.2 | 20/09/2015 | 04:55 | 05:03 | 05:17 | |
| 2 | M1.27 | 21/09/2015 | 05:11 | 05:18 | 05:22 | |
| 3 | C6.07 | 21/09/2015 | 01:57 | 02:04 | 02:08 | |
| 4 | C4.02 | 21/09/2015 | 00:10 | 00:21 | 00:29 | |
| 5 | C3.97 | 03/10/2015 | 18:04 | 18:09 | 18:15 | |
| 6 | C2.11 | 21/09/2015 | 03:54 | 04:00 | 04:05 | |
| 7 | C1.57 | 03/10/2015 | 16:23 | 16:44 | 16:52 | |
| 8 | C1.27 | 20/09/2015 | 13:49 | 13:54 | 13:58 | |
| 9 | B8.62 | 21/09/2015 | 03:29 | 03:33 | 03:37 | |
| 10 | B7.02 | 21/09/2015 | 18:52 | 18:53 | 18:54 |
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 | 119.6 -4.4 |
| 30 derniers jours | 122.3 +11.2 |