| Nombre de taches solaires |
Zone | Classe Magn. | Classe Tache | Position | |
|---|---|---|---|---|---|
| 18/01/2023 | 2 | 30 | DRO | N13E44 | |
| 19/01/2023 | 3 | 20 | DRO | N12E31 | |
| 20/01/2023 | 4 | 10 | BXO | N14E15 | |
| 21/01/2023 | 1 | 10 | AXX | N12E02 | |
| 22/01/2023 | 2 | 10 | BXO | N12W12 | |
| 23/01/2023 | 4 | 20 | CSO | N13W22 | |
| 24/01/2023 | 2 | 10 | CSO | N17W32 | |
| 25/01/2023 | 8 | 60 | CSO | N15W45 | |
| 26/01/2023 | 2 | 60 | CSO | N17W57 | |
| 27/01/2023 | 3 | 20 | CSO | N17W71 | |
| 28/01/2023 | 1 | 10 | AXX | N17W84 |
| C | M |
|---|---|
| 4 | 3 |
| Départ | Maximum | Fin | ||||
|---|---|---|---|---|---|---|
| 1 | M1.7 | 19/01/2023 | 10:06 | 10:12 | 10:19 | |
| 2 | M1.1 | 19/01/2023 | 04:00 | 04:03 | 04:09 | |
| 3 | M1.03 | 19/01/2023 | 10:26 | 10:27 | 10:29 | |
| 4 | C7.2 | 25/01/2023 | 08:21 | 08:27 | 08:35 | |
| 5 | C4.0 | 19/01/2023 | 10:57 | 11:02 | 11:06 | |
| 6 | C3.6 | 19/01/2023 | 03:47 | 03:55 | 04:00 | |
| 7 | C3.2 | 18/01/2023 | 13:58 | 14:07 | 14:11 |
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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 | 119.1 -4.9 |
| 30 derniers jours | 122.3 +12.7 |