Sunspot region AR10945
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2007/02/27 | 1 | 20 | HSX | S06E60 | |
| 2007/02/28 | 2 | 20 | AXX | S05E48 | |
| 2007/03/01 | 1 | 30 | AXX | S05E34 | |
| 2007/03/03 | 2 | 70 | DAO | S07E11 | |
| 2007/03/05 | 3 | 10 | AXX | S06W17 | |
| 2007/03/06 | 5 | 20 | DRO | S06W30 | |
| 2007/03/07 | 5 | 30 | BXO | S06W43 | |
| 2007/03/08 | 1 | 10 | AXX | S07W56 |
Latest news
Monday, 19 January 2026
CME impact! S4 solar radiation storm
Sunday, 18 January 2026
X1.9 solar flare with earth-directed CME
Wednesday, 31 December 2025
Happy New Year! Celebrate with an M7.1 solar flare!
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X1.9 CME 1338AR4366 3CH 17 14Do the high-resolution sunspot counts point to more complex sunspots? 36Broad-spectrum aurora pillars 44
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Space weather facts
| Last X-flare | 2026/01/18 | X1.9 |
| Last M-flare | 2026/01/21 | M3.4 |
| Last geomagnetic storm | 2026/01/28 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| December 2025 | 124 +32.2 |
| January 2026 | 119 -5 |
| Last 30 days | 119 +0.7 |