Sunspot region AR9899
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2002/04/07 | 1 | 160 | HAX | N18E72 | |
| 2002/04/08 | 1 | 180 | HSX | N18E59 | |
| 2002/04/09 | 3 | 220 | CKO | N18E46 | |
| 2002/04/10 | 6 | 190 | DSO | N18E33 | |
| 2002/04/11 | 9 | 220 | DAO | N18E22 | |
| 2002/04/12 | 6 | 210 | DAO | N18E09 | |
| 2002/04/13 | 9 | 180 | DSO | N17W04 | |
| 2002/04/14 | 3 | 160 | HAX | N18W19 | |
| 2002/04/15 | 4 | 190 | CSO | N19W32 | |
| 2002/04/16 | 2 | 170 | CSO | N19W44 | |
| 2002/04/17 | 2 | 140 | CSO | N18W58 | |
| 2002/04/18 | 1 | 100 | HSX | N19W71 | |
| 2002/04/19 | 1 | 100 | HSX | N19W86 |
| C | M |
|---|---|
| 8 | 4 |
The top 10 solar flares from sunspot region 9899
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M3.12 | 2002/04/09 | 00:38 | 00:42 | 00:50 | |
| 2 | M2.34 | 2002/04/10 | 18:48 | 19:07 | 19:15 | |
| 3 | M1.38 | 2002/04/07 | 02:20 | 02:36 | 02:46 | |
| 4 | M1.14 | 2002/04/09 | 05:33 | 07:36 | 08:11 | |
| 5 | C8.84 | 2002/04/08 | 20:39 | 20:46 | 20:52 | |
| 6 | C8.05 | 2002/04/10 | 00:27 | 00:59 | 01:05 | |
| 7 | C6.81 | 2002/04/08 | 02:58 | 03:04 | 03:10 | |
| 8 | C6.18 | 2002/04/10 | 06:41 | 06:50 | 06:56 | |
| 9 | C4.89 | 2002/04/12 | 04:48 | 05:12 | 05:19 | |
| 10 | C3.49 | 2002/04/10 | 03:51 | 03:55 | 04:06 |
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|---|---|
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| Monthly mean Sunspot Number | |
|---|---|
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