Sunspot region AR8031
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1997/04/13 | 5 | 20 | BXO | S30W37 | |
| 1997/04/14 | 9 | 60 | DSO | S30W50 | |
| 1997/04/15 | 12 | 100 | DAO | S29W63 | |
| 1997/04/16 | 6 | 170 | EAO | S30W78 |
| B | C |
|---|---|
| 1 | 1 |
The top 2 solar flares from sunspot region 8031
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C1.18 | 1997/04/13 | 18:33 | 18:46 | 18:57 | |
| 2 | B6.86 | 1997/04/15 | 17:26 | 17:36 | 17:40 |
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| Spotless days | |
|---|---|
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| Monthly mean Sunspot Number | |
|---|---|
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