Sunspot region AR8785
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1999/12/02 | 1 | 60 | HSX | N14E71 | |
| 1999/12/03 | 2 | 160 | HAX | N14E58 | |
| 1999/12/04 | 2 | 100 | HSX | N13E43 | |
| 1999/12/05 | 2 | 120 | HSX | N13E30 | |
| 1999/12/06 | 6 | 130 | CSO | N13E18 | |
| 1999/12/07 | 4 | 130 | CAO | N13E05 | |
| 1999/12/08 | 2 | 150 | HSX | N14W08 | |
| 1999/12/09 | 5 | 150 | CSO | N14W21 | |
| 1999/12/10 | 2 | 110 | CSO | N14W35 | |
| 1999/12/11 | 1 | 100 | HSX | N15W48 | |
| 1999/12/12 | 1 | 90 | HAX | N16W62 | |
| 1999/12/13 | 2 | 80 | CAO | N14W73 | |
| 1999/12/14 | 1 | 30 | HAX | N16W87 |
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Space weather facts
| Last X-flare | 2025/12/01 | X1.9 |
| Last M-flare | 2025/12/06 | M8.1 |
| Last geomagnetic storm | 2025/12/04 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 167.7 +75.9 |
| Last 30 days | 107.1 +13.7 |