Sunspot region AR10217
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2002/12/09 | 2 | 20 | AXX | N12E56 | |
| 2002/12/10 | 4 | 20 | HSX | N12E43 | |
| 2002/12/11 | 1 | 10 | AXX | N12E29 | |
| 2002/12/12 | 3 | 10 | BXO | N12E17 | |
| 2002/12/13 | 2 | 0 | AXX | N14E04 |
Latest news
Sunday, 7 December 2025
M8.1 solar flare with earth-directed CME
Monday, 1 December 2025
X1.9 solar flare, Coronal hole faces Earth
Friday, 14 November 2025
X4.0 solar flare
Latest forum messages
Incoming & Unnumbered Active Regions 71AR14321 4AR14317 & 14318 22Discussions of unproven theories are no longer allowed 119GOES videos 4
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Space weather facts
| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/21 | M1.3 |
| Last geomagnetic storm | 2025/12/22 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 114.3 +22.5 |
| Last 30 days | 109.4 +22.7 |