Sunspot region AR12631
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2017/01/31 | 3 | 10 | BXO | S04W24 | |
| 2017/02/01 | 5 | 10 | BXO | S05W38 |
2017/01/31
2017/02/01
|
2017/01/31
2017/02/01
|
| B |
|---|
| 1 |
The top 1 solar flares from sunspot region 12631
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | B1.18 | 2017/02/04 | 05:57 | 06:00 | 06:04 |
Latest news
Sunday, 7 December 2025
M8.1 solar flare with earth-directed CME
Monday, 1 December 2025
X1.9 solar flare, Coronal hole faces Earth
Friday, 14 November 2025
X4.0 solar flare
Latest forum messages
Incoming & Unnumbered Active Regions 24New near-realtime spacecraft auroral activity images 21Coronal Hole 06 30AR 4299 155AR4294 / 4296 / 4298 453
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Space weather facts
| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/12 | M1.1 |
| Last geomagnetic storm | 2025/12/12 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 150 +58.2 |
| Last 30 days | 108.8 +10.3 |