Sunspot region AR8809
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 1999/12/25 | 3 | 10 | BXO | N21E67 | |
| 1999/12/26 | 6 | 30 | CSO | N21E54 | |
| 1999/12/27 | 7 | 30 | BXO | N21E41 | |
| 1999/12/28 | 7 | 40 | DAO | N22E27 | |
| 1999/12/29 | 4 | 40 | DAO | N22E15 | |
| 1999/12/30 | 6 | 30 | CRO | N22E02 | |
| 1999/12/31 | 3 | 0 | BXO | N24W08 | |
| 2000/01/01 | 2 | 0 | BXO | N24W20 |
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Space weather facts
| Last X-flare | 2025/12/01 | X1.9 |
| Last M-flare | 2025/12/04 | M6.0 |
| 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 | 186 +94.2 |
| Last 30 days | 106.3 +12.6 |