Sunspot region AR8409
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1998/12/11 | 4 | 150 | DSO | S29E43 | |
| 1998/12/12 | 13 | 210 | EAO | S29E27 | |
| 1998/12/13 | 21 | 200 | ESO | S29E13 | |
| 1998/12/14 | 24 | 190 | ESO | S28E01 | |
| 1998/12/15 | 22 | 260 | ESI | S29W10 | |
| 1998/12/16 | 20 | 270 | ESI | S28W25 | |
| 1998/12/17 | 26 | 250 | ESI | S27W38 | |
| 1998/12/18 | 16 | 190 | ESI | S28W50 | |
| 1998/12/19 | 16 | 150 | ESI | S26W63 | |
| 1998/12/20 | 10 | 210 | FAO | S28W75 | |
| 1998/12/21 | 3 | 100 | CSO | S28W87 |
| C |
|---|
| 10 |
The top 10 solar flares from sunspot region 8409
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C7.81 | 1998/12/16 | 19:02 | 19:09 | 19:14 | |
| 2 | C4.21 | 1998/12/18 | 12:47 | 12:52 | 12:54 | |
| 3 | C3.93 | 1998/12/13 | 01:48 | 01:56 | 01:58 | |
| 4 | C2.31 | 1998/12/18 | 09:42 | 09:45 | 09:48 | |
| 5 | C1.9 | 1998/12/12 | 12:48 | 12:51 | 12:53 | |
| 6 | C1.8 | 1998/12/16 | 11:58 | 12:03 | 12:06 | |
| 7 | C1.63 | 1998/12/12 | 04:22 | 04:28 | 04:31 | |
| 8 | C1.61 | 1998/12/11 | 20:07 | 20:11 | 20:14 | |
| 9 | C1.53 | 1998/12/12 | 05:09 | 05:13 | 05:15 | |
| 10 | C1.53 | 1998/12/15 | 10:47 | 10:53 | 10:57 |
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|---|---|
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