| Nombre de taches solaires |
Zone | Classe Magn. | Classe Tache | Position | |
|---|---|---|---|---|---|
| 31/07/2013 | 1 | 60 | HSX | N14E79 | |
| 01/08/2013 | 4 | 120 | CSO | N12E65 | |
| 02/08/2013 | 3 | 160 | DSO | N12E52 | |
| 03/08/2013 | 8 | 160 | CAO | N13E40 | |
| 04/08/2013 | 13 | 110 | CAO | N13E27 | |
| 05/08/2013 | 10 | 80 | CAO | N12E14 | |
| 06/08/2013 | 9 | 80 | CSO | N12E02 | |
| 07/08/2013 | 11 | 60 | CSO | N13W09 | |
| 08/08/2013 | 10 | 60 | CSO | N13W21 | |
| 09/08/2013 | 3 | 30 | HSX | N11W40 | |
| 10/08/2013 | 1 | 30 | HAX | N11W53 | |
| 11/08/2013 | 2 | 20 | HRX | N10W67 | |
| 12/08/2013 | 1 | 10 | HRX | N11W82 | |
| 13/08/2013 | 1 | 10 | AXX | N14W95 | |
| 14/08/2013 | 1 | 10 | AXX | N14W0* |
| B | C |
|---|---|
| 2 | 11 |
| Départ | Maximum | Fin | ||||
|---|---|---|---|---|---|---|
| 1 | C7.09 | 14/08/2013 | 00:22 | 00:31 | 00:35 | |
| 2 | C6.56 | 13/08/2013 | 18:46 | 18:50 | 18:52 | |
| 3 | C6.25 | 13/08/2013 | 21:31 | 21:38 | 21:43 | |
| 4 | C4.44 | 30/07/2013 | 22:03 | 22:19 | 22:33 | |
| 5 | C4.02 | 13/08/2013 | 11:35 | 11:46 | 11:52 | |
| 6 | C2.64 | 13/08/2013 | 16:49 | 17:01 | 17:06 | |
| 7 | C2.17 | 31/07/2013 | 04:26 | 05:18 | 05:44 | |
| 8 | C2.14 | 14/08/2013 | 02:03 | 02:09 | 02:17 | |
| 9 | C1.51 | 13/08/2013 | 05:04 | 05:17 | 05:21 | |
| 10 | C1.32 | 13/08/2013 | 16:40 | 16:43 | 16:46 |
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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 |