Sunspot region AR11937
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2013/12/27 | 3 | 10 | BXO | S12E60 | |
| 2013/12/28 | 4 | 20 | BXO | S12E46 | |
| 2013/12/29 | 5 | 10 | BXO | S12E33 | |
| 2013/12/30 | 3 | 10 | BXO | S12E19 | |
| 2013/12/31 | 3 | 10 | BXO | S12E05 | |
| 2014/01/01 | 3 | 10 | BXO | S12W09 | |
| 2014/01/04 | 8 | 30 | DAO | S12W47 | |
| 2014/01/05 | 14 | 80 | DAC | S12W58 | |
| 2014/01/06 | 21 | 160 | DAC | S13W71 | |
| 2014/01/07 | 21 | 160 | DAI | S13W85 |
2013/12/27
2013/12/28
2013/12/29
2013/12/30
2013/12/31
2014/01/01
2014/01/04
2014/01/05
2014/01/06
2014/01/07
|
2013/12/27
2013/12/28
2013/12/29
2013/12/30
2013/12/31
2014/01/01
2014/01/04
2014/01/05
2014/01/06
2014/01/07
|
| C |
|---|
| 1 |
The top 1 solar flares from sunspot region 11937
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C5.77 | 2014/01/03 | 18:30 | 18:35 | 18:40 |
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| Last X-flare | 2026/03/30 | X1.5 |
| Last M-flare | 2026/04/09 | M1.0 |
| Last geomagnetic storm | 2026/04/03 | Kp7- (G3) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (3%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
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| April 2026 | 118.8 +32.8 |
| Last 30 days | 102.1 +47 |
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