Sunspot region AR8406
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1998/12/08 | 3 | 100 | CSO | S27E71 | |
| 1998/12/09 | 7 | 180 | ESO | S27E62 | |
| 1998/12/10 | 6 | 140 | FAO | S28E48 | |
| 1998/12/11 | 1 | 50 | HSX | S27E28 | |
| 1998/12/12 | 1 | 70 | HSX | S28E16 | |
| 1998/12/13 | 1 | 30 | HSX | S28E02 | |
| 1998/12/14 | 2 | 30 | CSO | S26W09 | |
| 1998/12/15 | 1 | 30 | HSX | S28W22 | |
| 1998/12/16 | 1 | 20 | HSX | S27W35 | |
| 1998/12/17 | 1 | 20 | HSX | S27W48 | |
| 1998/12/18 | 3 | 30 | CSO | S26W59 |
| C |
|---|
| 2 |
The top 2 solar flares from sunspot region 8406
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C2.46 | 1998/12/19 | 09:46 | 09:49 | 09:52 | |
| 2 | C1.61 | 1998/12/09 | 22:10 | 22:16 | 22:27 |
Latest news
Sunday, 1 February 2026
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Sunday, 18 January 2026
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Latest forum messages
Do the high-resolution sunspot counts point to more complex sunspots? 57Current Farside Activity 371Incoming & Unnumbered Active Regions 154Feb 8-9 CMEs 21AR4366 999
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