Sunspot region AR11420
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2012/02/13 | 1 | 50 | HSX | N13E69 | |
| 2012/02/14 | 1 | 110 | HSX | N09E64 | |
| 2012/02/15 | 1 | 90 | HSX | N13E48 | |
| 2012/02/16 | 1 | 70 | HSX | N11E36 | |
| 2012/02/17 | 1 | 80 | HSX | N10E23 | |
| 2012/02/18 | 1 | 90 | HSX | N11E10 | |
| 2012/02/19 | 1 | 80 | HSX | N11W04 | |
| 2012/02/20 | 1 | 70 | HSX | N11W16 | |
| 2012/02/21 | 2 | 60 | CSO | N11W30 | |
| 2012/02/22 | 1 | 40 | HRX | N11W44 | |
| 2012/02/23 | 1 | 30 | HRX | N11W57 | |
| 2012/02/24 | 1 | 30 | HRX | N11W71 | |
| 2012/02/25 | 1 | 10 | AXX | N11W85 |
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? 49AR 4373 1AR4366 969Feb 8-9 CMEs 6Current Farside Activity 366
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Space weather facts
| Last X-flare | 2026/02/04 | X4.3 |
| Last M-flare | 2026/02/05 | M1.1 |
| 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 | 139.3 +26.7 |
| Last 30 days | 124.9 +18 |