Sunspot region AR10420
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2003/07/25 | 1 | 40 | HAX | N11E79 | |
| 2003/07/26 | 1 | 70 | HSX | N10E64 | |
| 2003/07/27 | 1 | 100 | HSX | N11E51 | |
| 2003/07/28 | 1 | 70 | HSX | N11E38 | |
| 2003/07/29 | 1 | 70 | HSX | N11E24 | |
| 2003/07/30 | 1 | 80 | HSX | N11E11 | |
| 2003/07/31 | 1 | 80 | HSX | N11W02 | |
| 2003/08/01 | 1 | 80 | HSX | N11W15 | |
| 2003/08/02 | 2 | 60 | HSX | N11W30 | |
| 2003/08/03 | 1 | 60 | HSX | N11W43 | |
| 2003/08/04 | 1 | 60 | HSX | N11W57 | |
| 2003/08/05 | 1 | 70 | HSX | N11W71 | |
| 2003/08/06 | 1 | 50 | HSX | N11W83 | |
| 2003/08/07 | 1 | 50 | HAX | N12W97 |
Latest news
Thursday, 16 January 2025
Coronal hole faces Earth
Saturday, 4 January 2025
Sunspot region 3947, X-class solar flares
Monday, 30 December 2024
Two earth-directed coronal mass ejections
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Space weather facts
| Last X-flare | 2025/01/04 | X1.85 |
| Last M-flare | 2025/01/22 | M1.3 |
| Last geomagnetic storm | 2025/01/04 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| December 2024 | 154.5 +2 |
| January 2025 | 145.8 -8.7 |
| Last 30 days | 161.9 +43 |