Sunspot region AR12251
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2014/12/28 | 1 | 20 | HRX | S11E58 | |
| 2014/12/29 | 7 | 30 | CAO | S12E45 | |
| 2014/12/30 | 14 | 50 | CAI | S15E32 | |
| 2014/12/31 | 17 | 210 | DAC | S09E18 | |
| 2015/01/01 | 11 | 190 | DAI | S13E05 | |
| 2015/01/02 | 6 | 140 | DAO | S13W09 | |
| 2015/01/03 | 5 | 160 | DSO | S12W21 | |
| 2015/01/04 | 6 | 160 | DAO | S13W35 | |
| 2015/01/05 | 5 | 100 | DSO | S13W48 | |
| 2015/01/06 | 3 | 70 | DAO | S13W60 | |
| 2015/01/07 | 1 | 60 | HAX | S13W74 | |
| 2015/01/08 | 1 | 50 | HAX | S13W89 | |
| 2015/01/09 | 1 | 50 | HAX | S13W0* |
2014/12/28
2014/12/29
2014/12/30
2014/12/31
2015/01/01
2015/01/02
2015/01/03
2015/01/04
2015/01/05
2015/01/06
2015/01/07
2015/01/08
|
2014/12/28
2014/12/29
2014/12/30
2014/12/31
2015/01/01
2015/01/02
2015/01/03
2015/01/04
2015/01/05
2015/01/06
2015/01/07
2015/01/08
|
| C |
|---|
| 4 |
The top 4 solar flares from sunspot region 12251
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C6.4 | 2015/01/05 | 23:07 | 23:20 | 23:36 | |
| 2 | C3.71 | 2014/12/30 | 06:10 | 06:46 | 07:00 | |
| 3 | C1.94 | 2015/01/08 | 04:11 | 04:16 | 04:20 | |
| 4 | C1.86 | 2014/12/28 | 21:08 | 21:14 | 21:29 |
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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 | 175.4 +83.6 |
| Last 30 days | 107.3 +14.6 |