Sunspot region AR8040
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1997/05/17 | 2 | 10 | AXX | N06E56 | |
| 1997/05/18 | 3 | 10 | BXO | N03E41 | |
| 1997/05/19 | 11 | 60 | CSO | N06E28 | |
| 1997/05/20 | 14 | 110 | DSO | N05E13 | |
| 1997/05/21 | 15 | 90 | DAO | N05E00 | |
| 1997/05/23 | 17 | 150 | DAO | N05W26 | |
| 1997/05/24 | 14 | 140 | ESO | N07W41 | |
| 1997/05/25 | 7 | 110 | CSO | N06W54 | |
| 1997/05/26 | 2 | 100 | CSO | N08W70 | |
| 1997/05/27 | 1 | 50 | HSX | N08W86 |
| B | C | M |
|---|---|---|
| 3 | 1 | 1 |
The top 5 solar flares from sunspot region 8040
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M1.73 | 1997/05/21 | 20:03 | 20:15 | 20:27 | |
| 2 | C3.94 | 1997/05/21 | 06:04 | 06:25 | 06:38 | |
| 3 | B7.04 | 1997/05/21 | 16:49 | 16:55 | 17:06 | |
| 4 | B2.96 | 1997/05/21 | 00:37 | 00:48 | 00:53 | |
| 5 | B2.8 | 1997/05/23 | 09:31 | 09:37 | 09:51 |
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| Spotless days | |
|---|---|
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| Monthly mean Sunspot Number | |
|---|---|
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