Sunspot region AR8190
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1998/03/30 | 4 | 90 | DSO | S20E66 | |
| 1998/03/31 | 5 | 100 | DSO | S20E56 | |
| 1998/04/01 | 9 | 100 | ESI | S22E36 | |
| 1998/04/02 | 21 | 230 | EAI | S21E25 | |
| 1998/04/03 | 16 | 130 | DAI | S19E10 | |
| 1998/04/04 | 18 | 140 | CSO | S20W03 | |
| 1998/04/05 | 12 | 70 | CSO | S20W17 | |
| 1998/04/06 | 8 | 60 | CSO | S20W30 | |
| 1998/04/07 | 1 | 40 | HSX | S20W48 | |
| 1998/04/08 | 1 | 30 | HSX | S21W60 | |
| 1998/04/09 | 1 | 40 | HSX | S21W72 | |
| 1998/04/10 | 1 | 20 | HSX | S22W86 |
| C |
|---|
| 12 |
The top 10 solar flares from sunspot region 8190
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C8.89 | 1998/04/03 | 23:35 | 23:50 | 00:02 | |
| 2 | C3.93 | 1998/04/01 | 09:16 | 09:23 | 09:26 | |
| 3 | C3.07 | 1998/04/02 | 14:22 | 14:28 | 14:39 | |
| 4 | C2.74 | 1998/04/01 | 15:21 | 15:44 | 16:04 | |
| 5 | C2.66 | 1998/03/31 | 02:33 | 03:02 | 03:29 | |
| 6 | C2.34 | 1998/04/02 | 16:11 | 16:59 | 17:37 | |
| 7 | C1.87 | 1998/03/31 | 05:32 | 05:58 | 06:31 | |
| 8 | C1.87 | 1998/04/02 | 07:52 | 07:57 | 08:02 | |
| 9 | C1.66 | 1998/04/01 | 21:52 | 22:16 | 23:11 | |
| 10 | C1.4 | 1998/04/01 | 19:59 | 20:04 | 20:10 |
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| Monthly mean Sunspot Number | |
|---|---|
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