Sunspot region AR12491
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2016/02/01 | 2 | 10 | BXO | N02E70 | |
| 2016/02/02 | 4 | 60 | DAO | N01E57 | |
| 2016/02/03 | 3 | 50 | DAO | N02E44 | |
| 2016/02/04 | 6 | 30 | DRO | N03E30 | |
| 2016/02/05 | 6 | 20 | CRO | N02E16 | |
| 2016/02/06 | 2 | 10 | AXX | N02E03 |
2016/02/01
2016/02/02
2016/02/03
2016/02/04
2016/02/05
2016/02/06
|
2016/02/01
2016/02/02
2016/02/03
2016/02/04
2016/02/05
2016/02/06
|
| C |
|---|
| 1 |
The top 1 solar flares from sunspot region 12491
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C1.16 | 2016/02/05 | 03:22 | 03:26 | 03:32 |
Latest news
Monday, 1 December 2025
X1.9 solar flare, Coronal hole faces Earth
Friday, 14 November 2025
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Space weather facts
| Last X-flare | 2025/12/01 | X1.9 |
| Last M-flare | 2025/12/04 | M6.0 |
| Last geomagnetic storm | 2025/12/04 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 186 +94.2 |
| Last 30 days | 106.3 +12.6 |