Sunspot region AR9915
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2002/04/22 | 1 | 30 | HRX | N11E54 | |
| 2002/04/23 | 9 | 120 | DAO | N12E42 | |
| 2002/04/24 | 13 | 180 | DAO | N11E28 | |
| 2002/04/25 | 11 | 180 | CAO | N12E14 | |
| 2002/04/26 | 10 | 130 | CAO | N12E01 | |
| 2002/04/27 | 12 | 190 | DAO | N11W12 | |
| 2002/04/28 | 15 | 280 | DKO | N11W26 | |
| 2002/04/29 | 18 | 240 | DAI | N12W40 | |
| 2002/04/30 | 9 | 200 | DAI | N12W53 | |
| 2002/05/01 | 6 | 150 | DSO | N12W69 | |
| 2002/05/02 | 4 | 150 | CAO | N12W80 |
| C |
|---|
| 4 |
The top 4 solar flares from sunspot region 9915
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C5.01 | 2002/04/22 | 00:56 | 01:07 | 01:20 | |
| 2 | C3.96 | 2002/04/29 | 20:05 | 20:15 | 20:37 | |
| 3 | C1.84 | 2002/04/28 | 20:54 | 21:03 | 21:13 | |
| 4 | C1.59 | 2002/04/23 | 15:41 | 15:46 | 15:49 |
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| Spotless days | |
|---|---|
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| Monthly mean Sunspot Number | |
|---|---|
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