Sunspot region AR12591
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2016/09/11 | 4 | 20 | CRO | N05E18 | |
| 2016/09/12 | 7 | 25 | CRO | N05E03 | |
| 2016/09/13 | 3 | 10 | BXO | N05W11 | |
| 2016/09/14 | 5 | 40 | CSO | N04W24 | |
| 2016/09/15 | 3 | 10 | AXX | N04W39 |
2016/09/11
2016/09/12
2016/09/13
2016/09/14
2016/09/15
|
2016/09/11
2016/09/12
2016/09/13
2016/09/14
2016/09/15
|
| B | C |
|---|---|
| 2 | 1 |
The top 3 solar flares from sunspot region 12591
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C1.27 | 2016/09/10 | 18:53 | 19:22 | 19:30 | |
| 2 | B6.86 | 2016/09/10 | 18:54 | 18:58 | 19:07 | |
| 3 | B2.9 | 2016/09/15 | 03:15 | 03:20 | 03:26 |
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
Current Farside Activity 368AR4366 971AR 4373 2Do the high-resolution sunspot counts point to more complex sunspots? 49Feb 8-9 CMEs 6
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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 |