| Nombre de taches solaires |
Zone | Classe Magn. | Classe Tache | Position | |
|---|---|---|---|---|---|
| 13/07/2012 | 6 | 10 | BXO | S27E31 | |
| 14/07/2012 | 7 | 20 | DAO | S27E17 | |
| 15/07/2012 | 10 | 50 | DAO | S28E04 | |
| 16/07/2012 | 11 | 50 | DAO | S28W08 | |
| 17/07/2012 | 3 | 40 | DAO | S28W21 | |
| 18/07/2012 | 4 | 60 | CSO | S28W36 | |
| 19/07/2012 | 6 | 90 | DSO | S28W51 | |
| 20/07/2012 | 4 | 70 | CAO | S28W61 | |
| 21/07/2012 | 5 | 50 | CAO | S28W74 | |
| 22/07/2012 | 1 | 0 | AXX | S27W87 |
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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 | 117.9 -6.1 |
| 30 derniers jours | 121.2 +12.1 |