| Nombre de taches solaires |
Zone | Classe Magn. | Classe Tache | Position | |
|---|---|---|---|---|---|
| 26/10/2001 | 4 | 400 | DKO | N09E70 | |
| 27/10/2001 | 11 | 710 | DKI | N11E59 | |
| 28/10/2001 | 28 | 990 | EKI | N12E45 | |
| 29/10/2001 | 32 | 830 | FKC | N12E32 | |
| 30/10/2001 | 42 | 910 | EKC | N12E18 | |
| 31/10/2001 | 59 | 1130 | EKC | N12E04 | |
| 01/11/2001 | 61 | 1210 | EKC | N11W10 | |
| 02/11/2001 | 45 | 980 | EKC | N11W22 | |
| 03/11/2001 | 50 | 1130 | EKC | N12W37 | |
| 04/11/2001 | 39 | 790 | EKC | N12W50 | |
| 05/11/2001 | 22 | 660 | EKI | N12W64 | |
| 06/11/2001 | 8 | 600 | FKI | N13W75 | |
| 07/11/2001 | 5 | 270 | CKO | N13W87 |
| C | M |
|---|---|
| 19 | 13 |
| Départ | Maximum | Fin | ||||
|---|---|---|---|---|---|---|
| 1 | M5.15 | 29/10/2001 | 10:56 | 11:13 | 11:19 | |
| 2 | M4.68 | 31/10/2001 | 07:34 | 08:09 | 08:19 | |
| 3 | M2.38 | 29/10/2001 | 11:30 | 11:33 | 11:37 | |
| 4 | M2.25 | 29/10/2001 | 23:49 | 23:58 | 00:08 | |
| 5 | M2.05 | 28/10/2001 | 16:45 | 16:51 | 16:53 | |
| 6 | M1.86 | 28/10/2001 | 04:36 | 04:50 | 04:58 | |
| 7 | M1.58 | 01/11/2001 | 21:38 | 23:52 | 23:59 | |
| 8 | M1.3 | 27/10/2001 | 21:44 | 21:52 | 22:00 | |
| 9 | M1.26 | 29/10/2001 | 16:27 | 16:34 | 16:37 | |
| 10 | M1.2 | 04/11/2001 | 06:38 | 06:43 | 06:46 |
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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 | 118.7 -5.3 |
| 30 derniers jours | 120.4 +5.6 |