Sunspot region AR11690
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2013/03/07 | 1 | 20 | HSX | N23E69 | |
| 2013/03/08 | 1 | 30 | HSX | N23E57 | |
| 2013/03/09 | 2 | 30 | HSX | N23E42 | |
| 2013/03/10 | 2 | 30 | HSX | N23E29 | |
| 2013/03/11 | 1 | 20 | HRX | N24E17 | |
| 2013/03/12 | 1 | 10 | AXX | N24E04 | |
| 2013/03/13 | 2 | 10 | BXO | N25W21 | |
| 2013/03/14 | 2 | 10 | BXO | N25W36 |
2013/03/13
2013/03/14
|
2013/03/13
2013/03/14
|
| C |
|---|
| 1 |
The top 1 solar flares from sunspot region 11690
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C2.86 | 2013/03/12 | 10:17 | 11:07 | 12:25 |
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
AR4366 974AR 4371 19AR 4373 3Do the high-resolution sunspot counts point to more complex sunspots? 50Feb 8-9 CMEs 8
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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 |