Sunspot region AR11345
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2011/11/10 | 6 | 80 | CSO | S25W01 | |
| 2011/11/11 | 6 | 90 | DRO | S25W16 | |
| 2011/11/12 | 6 | 60 | DSO | S26W29 | |
| 2011/11/13 | 2 | 70 | DSO | S26W41 | |
| 2011/11/14 | 3 | 30 | CRO | S25W54 | |
| 2011/11/15 | 1 | 10 | HSX | S24W71 |
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? 68Feb 8-9 CMEs 31Richard Carrington 1Yes, we really went to the moon before. 7AR4366 1029
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Space weather facts
| Last X-flare | 2026/02/04 | X4.3 |
| Last M-flare | 2026/02/12 | M1.4 |
| 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 | 121.7 +9.1 |
| Last 30 days | 131.5 +34.7 |