Sunspot region AR10812
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2005/09/24 | 4 | 30 | CSO | S01E73 | |
| 2005/09/25 | 3 | 30 | CAO | S03E62 | |
| 2005/09/26 | 3 | 20 | CSO | S02E45 | |
| 2005/09/27 | 2 | 20 | HSX | S01E32 | |
| 2005/09/28 | 2 | 20 | HAX | S02E20 | |
| 2005/09/29 | 1 | 20 | HAX | S02E05 | |
| 2005/09/30 | 1 | 20 | HSX | S03W08 | |
| 2005/10/01 | 3 | 20 | CSO | S03W20 |
Latest news
Sunday, 1 February 2026
Complex sunspot region 4366
Monday, 19 January 2026
CME impact! S4 solar radiation storm
Sunday, 18 January 2026
X1.9 solar flare with earth-directed CME
Latest forum messages
Do the high-resolution sunspot counts point to more complex sunspots? 57Current Farside Activity 371Incoming & Unnumbered Active Regions 154Feb 8-9 CMEs 21AR4366 999
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Space weather facts
| Last X-flare | 2026/02/04 | X4.3 |
| Last M-flare | 2026/02/09 | M2.8 |
| Last geomagnetic storm | 2026/02/05 | Kp5+ (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| January 2026 | 112.6 -11.4 |
| February 2026 | 135.3 +22.7 |
| Last 30 days | 127.2 +23.7 |