Sunspot region AR11366
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2011/12/04 | 1 | 60 | HSX | N17E65 | |
| 2011/12/05 | 1 | 80 | HSX | N17E51 | |
| 2011/12/06 | 1 | 70 | HSX | N18E38 | |
| 2011/12/07 | 2 | 80 | DSO | N18E25 | |
| 2011/12/08 | 2 | 70 | CSO | N17E13 | |
| 2011/12/09 | 2 | 40 | CSO | N18E01 | |
| 2011/12/10 | 2 | 50 | CSO | N18W13 | |
| 2011/12/11 | 1 | 50 | HSX | N18W27 | |
| 2011/12/12 | 1 | 60 | HSX | N18W40 | |
| 2011/12/13 | 1 | 50 | HSX | N18W55 | |
| 2011/12/14 | 1 | 50 | HSX | N17W67 | |
| 2011/12/15 | 1 | 50 | HSX | N18W81 |
| C |
|---|
| 2 |
The top 2 solar flares from sunspot region 11366
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C2.84 | 2011/12/05 | 03:09 | 03:16 | 03:32 | |
| 2 | C1.38 | 2011/12/11 | 11:29 | 11:37 | 11:46 |
Latest news
Monday, 30 March 2026
X1.5 solar flare
Tuesday, 17 March 2026
M2.7 solar flare, CME arrival possible
Sunday, 1 February 2026
Complex sunspot region 4366
Latest forum messages
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Space weather facts
| Last X-flare | 2026/03/30 | X1.5 |
| Last M-flare | 2026/04/09 | M1.0 |
| Last geomagnetic storm | 2026/04/03 | Kp7- (G3) |
| Spotless days | |
|---|---|
| Last 365 days | 3 days |
| 2026 | 3 days (3%) |
| Last spotless day | 2026/02/24 |
| Monthly mean Sunspot Number | |
|---|---|
| March 2026 | 85.9 +7.7 |
| April 2026 | 89.7 +3.8 |
| Last 30 days | 94.1 +33.7 |
