| Nombre de taches solaires |
Zone | Classe Magn. | Classe Tache | Position | |
|---|---|---|---|---|---|
| 13/08/2023 | 7 | 50 | CAO | N26E32 | |
| 14/08/2023 | 10 | 130 | DAO | N26E18 | |
| 15/08/2023 | 18 | 200 | DAO | N26E04 | |
| 16/08/2023 | 12 | 260 | DKO | N12W09 | |
| 17/08/2023 | 16 | 180 | DAI | N25W22 | |
| 18/08/2023 | 12 | 160 | DAI | N26W35 | |
| 19/08/2023 | 8 | 120 | DSI | N27W48 | |
| 20/08/2023 | 7 | 120 | CSO | N27W60 | |
| 21/08/2023 | 3 | 110 | CSO | N26W76 | |
| 22/08/2023 | 3 | 110 | CSO | N26W89 |
| C |
|---|
| 10 |
| Départ | Maximum | Fin | ||||
|---|---|---|---|---|---|---|
| 1 | C3.1 | 21/08/2023 | 12:18 | 12:38 | 12:53 | |
| 2 | C2.0 | 16/08/2023 | 01:32 | 01:43 | 01:54 | |
| 3 | C1.9 | 16/08/2023 | 01:04 | 01:18 | 01:30 | |
| 4 | C1.8 | 16/08/2023 | 10:18 | 10:30 | 10:45 | |
| 5 | C1.7 | 16/08/2023 | 02:53 | 03:04 | 03:15 | |
| 6 | C1.5 | 19/08/2023 | 20:53 | 20:59 | 21:05 | |
| 7 | C1.5 | 19/08/2023 | 18:03 | 19:03 | 19:34 | |
| 8 | C1.4 | 16/08/2023 | 09:41 | 09:49 | 10:03 | |
| 9 | C1.3 | 17/08/2023 | 23:32 | 23:40 | 23:49 | |
| 10 | C1.2 | 13/08/2023 | 10:35 | 10:41 | 10:47 |
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| Dernière classe X | 18/01/2026 | X1.9 |
| Dernière classe M | 21/01/2026 | M3.4 |
| Dernier orage géomagnétique | 21/01/2026 | Kp7+ (G3) |
| 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 | 110 -14 |
| 30 derniers jours | 114.8 +6.7 |