| Nombre de taches solaires |
Zone | Classe Magn. | Classe Tache | Position | |
|---|---|---|---|---|---|
| 18/01/2002 | 1 | 120 | HHX | S08E85 | |
| 19/01/2002 | 2 | 210 | HAX | S07E71 | |
| 20/01/2002 | 6 | 360 | CKO | S07E59 | |
| 21/01/2002 | 6 | 420 | CKO | S07E46 | |
| 22/01/2002 | 7 | 430 | EKO | S07E32 | |
| 23/01/2002 | 13 | 400 | DKO | S06E19 | |
| 24/01/2002 | 10 | 440 | DKI | S07E06 | |
| 25/01/2002 | 10 | 470 | DKO | S06W06 | |
| 26/01/2002 | 8 | 400 | DKO | S09W21 | |
| 27/01/2002 | 12 | 410 | DKO | S09W33 | |
| 28/01/2002 | 5 | 450 | CKO | S08W48 | |
| 29/01/2002 | 8 | 420 | DKO | S08W60 | |
| 30/01/2002 | 5 | 380 | DHO | S07W73 | |
| 31/01/2002 | 2 | 190 | DSO | S07W89 |
| C | M |
|---|---|
| 5 | 1 |
| Départ | Maximum | Fin | ||||
|---|---|---|---|---|---|---|
| 1 | M1.73 | 19/01/2002 | 10:00 | 10:05 | 10:07 | |
| 2 | C5.83 | 19/01/2002 | 00:47 | 00:54 | 01:01 | |
| 3 | C3.9 | 27/01/2002 | 17:18 | 17:23 | 17:28 | |
| 4 | C3.31 | 23/01/2002 | 22:25 | 22:28 | 22:31 | |
| 5 | C2.36 | 22/01/2002 | 23:27 | 23:32 | 23:42 | |
| 6 | C2.04 | 23/01/2002 | 09:06 | 09:09 | 09:12 |
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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 | 119.6 -4.4 |
| 30 derniers jours | 122.3 +11.2 |