| Nombre de taches solaires |
Zone | Classe Magn. | Classe Tache | Position | |
|---|---|---|---|---|---|
| 01/06/1999 | 13 | 50 | CAO | S15E22 | |
| 02/06/1999 | 26 | 190 | DAI | S16E09 | |
| 03/06/1999 | 32 | 340 | DAI | S16W05 | |
| 04/06/1999 | 29 | 420 | DKI | S15W18 | |
| 05/06/1999 | 24 | 420 | DKI | S16W31 | |
| 06/06/1999 | 26 | 410 | DAI | S15W45 | |
| 07/06/1999 | 22 | 300 | EAO | S15W57 | |
| 08/06/1999 | 15 | 280 | EAO | S16W70 | |
| 09/06/1999 | 8 | 230 | EAO | S15W83 |
| C | M |
|---|---|
| 6 | 1 |
| Départ | Maximum | Fin | ||||
|---|---|---|---|---|---|---|
| 1 | M1.31 | 02/06/1999 | 05:09 | 05:13 | 05:17 | |
| 2 | C5.01 | 02/06/1999 | 09:03 | 09:07 | 09:12 | |
| 3 | C3.3 | 03/06/1999 | 09:43 | 09:49 | 09:53 | |
| 4 | C2.5 | 05/06/1999 | 08:12 | 08:15 | 08:17 | |
| 5 | C2 | 07/06/1999 | 13:15 | 13:18 | 13:21 | |
| 6 | C1.99 | 31/05/1999 | 20:21 | 20:26 | 20:30 | |
| 7 | C1.49 | 31/05/1999 | 17:00 | 17:06 | 17:13 |
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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 | 119.1 -4.9 |
| 30 derniers jours | 122 +10.9 |