Sunspot region AR8397
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1998/11/30 | 4 | 130 | DSO | N15E70 | |
| 1998/12/01 | 9 | 300 | FKO | N15E64 | |
| 1998/12/02 | 8 | 310 | EAO | N14E46 | |
| 1998/12/03 | 10 | 240 | EAO | N15E32 | |
| 1998/12/04 | 7 | 200 | EAO | N14E19 | |
| 1998/12/05 | 8 | 260 | CHO | N14E06 | |
| 1998/12/06 | 1 | 210 | HAX | N15W08 | |
| 1998/12/07 | 3 | 210 | HAX | N16W24 | |
| 1998/12/08 | 6 | 190 | CAO | N16W36 | |
| 1998/12/09 | 2 | 150 | HSX | N16W50 | |
| 1998/12/10 | 2 | 120 | HSX | N16W63 | |
| 1998/12/11 | 2 | 80 | HAX | N16W76 | |
| 1998/12/12 | 1 | 70 | HAX | N16W89 |
| C |
|---|
| 4 |
The top 4 solar flares from sunspot region 8397
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C5.13 | 1998/11/30 | 22:51 | 23:01 | 23:12 | |
| 2 | C1.96 | 1998/12/01 | 16:20 | 16:26 | 16:30 | |
| 3 | C1.77 | 1998/12/06 | 16:00 | 16:12 | 16:35 | |
| 4 | C1.51 | 1998/12/03 | 04:34 | 04:38 | 04:44 |
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Space weather facts
| Last X-flare | 2024/12/08 | X2.2 |
| Last M-flare | 2024/12/23 | M8.9 |
| Last geomagnetic storm | 2024/12/17 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2024 | 152.5 -13.9 |
| December 2024 | 106.6 -45.9 |
| Last 30 days | 114.4 -44.3 |