Sunspot region AR9581
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2001/08/16 | 1 | 20 | HRX | S28W09 | |
| 2001/08/17 | 3 | 50 | CSO | S26W23 | |
| 2001/08/18 | 1 | 20 | HSX | S25W42 | |
| 2001/08/19 | 3 | 40 | DSO | S26W50 | |
| 2001/08/20 | 5 | 50 | CAO | S26W65 | |
| 2001/08/21 | 3 | 10 | BXO | S26W77 |
| C |
|---|
| 2 |
The top 2 solar flares from sunspot region 9581
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C2.33 | 2001/08/17 | 00:07 | 00:11 | 00:17 | |
| 2 | C1.17 | 2001/08/16 | 11:18 | 11:27 | 11:37 |
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|---|---|
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| Monthly mean Sunspot Number | |
|---|---|
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