| Nombre de taches solaires |
Zone | Classe Magn. | Classe Tache | Position | |
|---|---|---|---|---|---|
| 19/04/2003 | 2 | 180 | HKX | S12E74 | |
| 20/04/2003 | 6 | 240 | CAO | S14E66 | |
| 21/04/2003 | 10 | 340 | DKO | S14E55 | |
| 22/04/2003 | 22 | 370 | DKI | S13E43 | |
| 23/04/2003 | 19 | 270 | DKI | S14E29 | |
| 24/04/2003 | 19 | 310 | DKO | S14E15 | |
| 25/04/2003 | 22 | 280 | DKO | S14E00 | |
| 26/04/2003 | 18 | 270 | DKO | S14W13 | |
| 27/04/2003 | 13 | 220 | DKO | S14W26 | |
| 28/04/2003 | 21 | 220 | DKI | S14W40 | |
| 29/04/2003 | 19 | 270 | DAC | S14W53 | |
| 30/04/2003 | 15 | 290 | EAO | S16W67 | |
| 01/05/2003 | 4 | 80 | DSO | S16W81 | |
| 02/05/2003 | 1 | 60 | HSX | S15W92 |
| B | C | M |
|---|---|---|
| 2 | 9 | 2 |
| Départ | Maximum | Fin | ||||
|---|---|---|---|---|---|---|
| 1 | M1.69 | 29/04/2003 | 04:32 | 04:59 | 05:10 | |
| 2 | M1.6 | 18/04/2003 | 19:50 | 19:58 | 20:02 | |
| 3 | C6.52 | 24/04/2003 | 05:30 | 05:38 | 05:47 | |
| 4 | C6.38 | 28/04/2003 | 03:57 | 04:36 | 05:20 | |
| 5 | C3.38 | 21/04/2003 | 15:51 | 15:59 | 16:03 | |
| 6 | C3.02 | 28/04/2003 | 15:10 | 15:46 | 16:02 | |
| 7 | C2.69 | 21/04/2003 | 21:23 | 21:47 | 22:13 | |
| 8 | C2.51 | 01/05/2003 | 13:28 | 13:33 | 13:40 | |
| 9 | C1.45 | 29/04/2003 | 00:22 | 00:25 | 00:31 | |
| 10 | C1.27 | 28/04/2003 | 13:40 | 13:46 | 13:49 |
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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 | 119.4 -4.6 |
| 30 derniers jours | 121.1 +6.3 |