Tâche solaire AR8739
| Nombre de taches solaires |
Zone | Classe Magn. | Classe Tache | Position | |
|---|---|---|---|---|---|
| 21/10/1999 | 3 | 50 | CAO | S14E71 | |
| 22/10/1999 | 8 | 130 | DAO | S12E58 | |
| 23/10/1999 | 19 | 220 | DAI | S13E43 | |
| 24/10/1999 | 23 | 440 | EKI | S12E30 | |
| 25/10/1999 | 36 | 420 | EKI | S12E16 | |
| 26/10/1999 | 55 | 570 | EHI | S12E03 | |
| 27/10/1999 | 62 | 800 | FKC | S11W10 | |
| 28/10/1999 | 42 | 650 | FKC | S12W23 | |
| 29/10/1999 | 35 | 590 | FKI | S11W37 | |
| 30/10/1999 | 26 | 500 | FHI | S12W49 | |
| 31/10/1999 | 22 | 390 | FAI | S10W64 | |
| 01/11/1999 | 8 | 180 | FAO | S11W78 | |
| 02/11/1999 | 10 | 180 | EAI | S12W89 |
| C |
|---|
| 11 |
Le top 10 des éruptions solaires de la région 8739
| Départ | Maximum | Fin | ||||
|---|---|---|---|---|---|---|
| 1 | C4.53 | 26/10/1999 | 14:20 | 14:24 | 14:26 | |
| 2 | C3.97 | 22/10/1999 | 19:24 | 19:29 | 19:35 | |
| 3 | C3.86 | 26/10/1999 | 23:10 | 23:14 | 23:21 | |
| 4 | C3.37 | 21/10/1999 | 18:55 | 19:02 | 19:05 | |
| 5 | C3.34 | 25/10/1999 | 07:36 | 07:40 | 07:44 | |
| 6 | C3.21 | 27/10/1999 | 08:56 | 09:00 | 09:05 | |
| 7 | C3.09 | 21/10/1999 | 10:01 | 10:11 | 10:15 | |
| 8 | C3.07 | 29/10/1999 | 17:03 | 17:08 | 17:13 | |
| 9 | C2.51 | 28/10/1999 | 04:51 | 04:57 | 05:07 | |
| 10 | C1.74 | 25/10/1999 | 09:41 | 09:49 | 09:53 |
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La Météo Spatiale en faits
| Dernière classe X | 08/12/2025 | X1.1 |
| Dernière classe M | 31/12/2025 | M7.11 |
| Dernier orage géomagnétique | 02/01/2026 | 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 | 111.2 -12.8 |
| 30 derniers jours | 106.5 -1.5 |