Sunspot region AR11644
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2013/01/03 | 2 | 80 | ESO | N15E66 | |
| 2013/01/04 | 2 | 60 | HSX | N14E48 | |
| 2013/01/05 | 1 | 40 | HSX | N15E35 | |
| 2013/01/06 | 4 | 50 | CSO | N15E20 | |
| 2013/01/07 | 3 | 40 | CSO | N15E09 | |
| 2013/01/08 | 1 | 60 | HSX | N15W06 | |
| 2013/01/09 | 1 | 40 | HAX | N15W19 | |
| 2013/01/10 | 1 | 20 | HAX | N13W31 | |
| 2013/01/11 | 1 | 20 | HSX | N15W44 | |
| 2013/01/12 | 1 | 20 | HSX | N15W58 | |
| 2013/01/13 | 1 | 20 | HSX | N15W72 |
| C |
|---|
| 1 |
The top 1 solar flares from sunspot region 11644
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C1.12 | 2013/01/03 | 19:16 | 19:27 | 19:38 |
Latest news
Sunday, 1 February 2026
Complex sunspot region 4366
Monday, 19 January 2026
CME impact! S4 solar radiation storm
Sunday, 18 January 2026
X1.9 solar flare with earth-directed CME
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|---|---|
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| Monthly mean Sunspot Number | |
|---|---|
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