Sunspot region AR8194
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1998/04/06 | 3 | 150 | CSO | S18E71 | |
| 1998/04/07 | 5 | 260 | DSO | S18E60 | |
| 1998/04/08 | 5 | 310 | DSO | S18E49 | |
| 1998/04/09 | 7 | 280 | DSO | S19E36 | |
| 1998/04/10 | 10 | 300 | DHO | S18E24 | |
| 1998/04/11 | 7 | 300 | CHO | S17E10 | |
| 1998/04/12 | 10 | 280 | EHO | S19W03 | |
| 1998/04/13 | 6 | 250 | ESO | S19W17 | |
| 1998/04/14 | 4 | 210 | ESO | S18W30 | |
| 1998/04/15 | 3 | 180 | ESO | S19W42 | |
| 1998/04/16 | 4 | 190 | ESO | S17W56 | |
| 1998/04/17 | 1 | 140 | HSX | S16W73 | |
| 1998/04/18 | 1 | 60 | HSX | S17W87 |
| C | M |
|---|---|
| 3 | 1 |
The top 4 solar flares from sunspot region 8194
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M1.31 | 1998/04/05 | 16:22 | 16:39 | 17:10 | |
| 2 | C7.51 | 1998/04/08 | 21:32 | 21:38 | 21:41 | |
| 3 | C4.4 | 1998/04/06 | 17:15 | 17:41 | 17:59 | |
| 4 | C2.37 | 1998/04/11 | 15:08 | 15:15 | 15:24 |
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| Last M-flare | 2025/04/22 | M1.3 |
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| Spotless days | |
|---|---|
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| Monthly mean Sunspot Number | |
|---|---|
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