Sunspot region AR11681
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2013/02/26 | 1 | 30 | HSX | N16E59 | |
| 2013/02/27 | 3 | 40 | CSO | N16E46 | |
| 2013/02/28 | 3 | 40 | CSO | N17E33 | |
| 2013/03/01 | 2 | 20 | CRO | N17E20 | |
| 2013/03/02 | 2 | 10 | AXX | N17E06 | |
| 2013/03/03 | 2 | 10 | AXX | N17W07 | |
| 2013/03/04 | 2 | 10 | AXX | N17W21 |
| B |
|---|
| 2 |
The top 2 solar flares from sunspot region 11681
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | B8.97 | 2013/02/27 | 00:29 | 00:36 | 00:42 | |
| 2 | B8.45 | 2013/03/02 | 11:48 | 11:52 | 12:14 |
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| Monthly mean Sunspot Number | |
|---|---|
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