Sunspot region AR11145
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2011/01/10 | 4 | 10 | BXO | N15E39 | |
| 2011/01/11 | 3 | 10 | BXO | N16E27 | |
| 2011/01/15 | 1 | 0 | AXX | N16W25 |
| B |
|---|
| 3 |
The top 3 solar flares from sunspot region 11145
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | B2.79 | 2011/01/10 | 08:45 | 08:49 | 08:52 | |
| 2 | B1.36 | 2011/01/12 | 00:39 | 00:42 | 00:44 | |
| 3 | B1.27 | 2011/01/12 | 03:23 | 03:27 | 03:31 |
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? 50Feb 8-9 CMEs 8Current Farside Activity 369AR4366 971AR 4373 2
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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 |