Sunspot region AR8122
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1997/12/12 | 18 | 50 | DRO | N31W06 | |
| 1997/12/13 | 14 | 120 | DSO | N31W18 | |
| 1997/12/14 | 11 | 120 | DAO | N30W33 | |
| 1997/12/15 | 9 | 110 | DAO | N29W48 | |
| 1997/12/16 | 7 | 120 | EAO | N31W60 | |
| 1997/12/17 | 2 | 70 | ESO | N30W72 | |
| 1997/12/18 | 1 | 50 | HSX | N32W85 |
| B | C |
|---|---|
| 2 | 1 |
The top 3 solar flares from sunspot region 8122
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C1.59 | 1997/12/14 | 15:23 | 16:11 | 16:39 | |
| 2 | B5.6 | 1997/12/12 | 06:02 | 06:08 | 06:18 | |
| 3 | B5.01 | 1997/12/12 | 08:53 | 09:01 | 09:16 |
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|---|---|
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| Monthly mean Sunspot Number | |
|---|---|
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