Sunspot region AR11138
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2010/12/28 | 4 | 50 | DAO | N13W12 | |
| 2010/12/29 | 9 | 60 | DAI | N13W26 | |
| 2010/12/30 | 4 | 40 | DRO | N13W39 | |
| 2010/12/31 | 3 | 20 | HRX | N12W55 | |
| 2011/01/01 | 2 | 10 | BXO | N12W70 | |
| 2011/01/02 | 2 | 10 | AXX | N17W82 |
| B | C |
|---|---|
| 4 | 1 |
The top 5 solar flares from sunspot region 11138
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C1.93 | 2010/12/31 | 04:18 | 04:25 | 04:32 | |
| 2 | B1.94 | 2010/12/27 | 17:14 | 17:17 | 17:19 | |
| 3 | B1.51 | 2010/12/27 | 14:21 | 14:24 | 14:27 | |
| 4 | B1.5 | 2010/12/27 | 18:35 | 18:39 | 18:45 | |
| 5 | B1.24 | 2010/12/27 | 12:37 | 12:41 | 12:44 |
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 1009AR4374 11Space Weather Memes 793Feb 8-9 CMEs 24Do 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 |