| Nombre de taches solaires |
Zone | Classe Magn. | Classe Tache | Position | |
|---|---|---|---|---|---|
| 27/12/2000 | 2 | 50 | DSO | S07E81 | |
| 28/12/2000 | 12 | 330 | DAO | S08E64 | |
| 29/12/2000 | 20 | 790 | EKO | S06E57 | |
| 30/12/2000 | 19 | 770 | EKO | S06E43 | |
| 31/12/2000 | 24 | 890 | EKI | S07E30 | |
| 01/01/2001 | 40 | 880 | EKI | S07E16 | |
| 02/01/2001 | 35 | 890 | EKI | S06E03 | |
| 03/01/2001 | 37 | 690 | EKI | S07W10 | |
| 04/01/2001 | 23 | 590 | EKO | S07W25 | |
| 05/01/2001 | 19 | 530 | EKO | S07W38 | |
| 06/01/2001 | 15 | 440 | EKI | S07W52 | |
| 07/01/2001 | 9 | 480 | DAI | S06W67 | |
| 08/01/2001 | 4 | 240 | DAO | S06W83 | |
| 09/01/2001 | 2 | 90 | DSO | S07W96 |
| C | M |
|---|---|
| 16 | 4 |
| Départ | Maximum | Fin | ||||
|---|---|---|---|---|---|---|
| 1 | M6.23 | 27/12/2000 | 15:30 | 15:44 | 15:53 | |
| 2 | M1.89 | 26/12/2000 | 16:02 | 16:13 | 16:19 | |
| 3 | M1.81 | 29/12/2000 | 18:42 | 18:48 | 18:53 | |
| 4 | M1.74 | 29/12/2000 | 02:10 | 02:23 | 02:42 | |
| 5 | C7.49 | 27/12/2000 | 23:06 | 23:11 | 23:16 | |
| 6 | C7.37 | 28/12/2000 | 04:06 | 04:17 | 04:29 | |
| 7 | C6.54 | 28/12/2000 | 02:44 | 02:49 | 02:55 | |
| 8 | C5.94 | 27/12/2000 | 18:16 | 18:21 | 18:26 | |
| 9 | C5.26 | 04/01/2001 | 20:04 | 20:08 | 20:11 | |
| 10 | C5.14 | 28/12/2000 | 02:15 | 02:19 | 02:22 |
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| Dernière classe X | 18/01/2026 | X1.9 |
| Dernière classe M | 21/01/2026 | M3.4 |
| Dernier orage géomagnétique | 20/01/2026 | Kp8 (G4) |
| 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 | 107.3 -16.8 |
| 30 derniers jours | 111.9 +4 |