| Nombre de taches solaires |
Zone | Classe Magn. | Classe Tache | Position | |
|---|---|---|---|---|---|
| 13/06/1999 | 3 | 90 | DSO | N38E77 | |
| 14/06/1999 | 4 | 140 | DAO | N38E67 | |
| 15/06/1999 | 7 | 190 | DAO | N39E54 | |
| 16/06/1999 | 7 | 140 | DSO | N38E40 | |
| 17/06/1999 | 6 | 180 | DSO | N37E28 | |
| 18/06/1999 | 6 | 190 | CAO | N37E16 | |
| 19/06/1999 | 4 | 140 | CSO | N38E04 | |
| 20/06/1999 | 8 | 170 | ESO | N38W09 | |
| 21/06/1999 | 5 | 150 | CSO | N38W19 | |
| 22/06/1999 | 5 | 150 | CSO | N38W31 | |
| 23/06/1999 | 4 | 150 | CSO | N38W44 | |
| 24/06/1999 | 2 | 100 | HSX | N38W55 | |
| 25/06/1999 | 3 | 120 | HSX | N36W68 | |
| 26/06/1999 | 1 | 120 | HAX | N35W80 | |
| 27/06/1999 | 1 | 120 | HAX | N37W92 |
| C |
|---|
| 3 |
| Départ | Maximum | Fin | ||||
|---|---|---|---|---|---|---|
| 1 | C5.6 | 16/06/1999 | 04:21 | 05:09 | 05:36 | |
| 2 | C4.11 | 18/06/1999 | 06:35 | 06:42 | 06:48 | |
| 3 | C1.64 | 17/06/1999 | 02:55 | 02:59 | 03:02 |
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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 | 122.3 +12.7 |