Sunspot region AR11415
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2012/02/09 | 5 | 10 | CSO | N10W60 | |
| 2012/02/10 | 5 | 60 | CSO | N10W73 | |
| 2012/02/11 | 2 | 10 | BXO | N08W84 |
| C |
|---|
| 4 |
The top 4 solar flares from sunspot region 11415
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C4.16 | 2012/02/08 | 21:48 | 22:17 | 22:28 | |
| 2 | C1.63 | 2012/02/09 | 09:20 | 09:33 | 09:50 | |
| 3 | C1.58 | 2012/02/10 | 15:20 | 15:36 | 16:00 | |
| 4 | C1.55 | 2012/02/10 | 12:05 | 12:12 | 12:19 |
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 1010Feb 8-9 CMEs 25AR4374 11Space Weather Memes 793Do the high-resolution sunspot counts point to more complex sunspots? 59
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Space weather facts
| Last X-flare | 2026/02/04 | X4.3 |
| Last M-flare | 2026/02/09 | M2.8 |
| 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 | 132.1 +19.5 |
| Last 30 days | 128.6 +27.4 |