Sunspot region AR11227
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2011/05/30 | 3 | 80 | CSO | S19E69 | |
| 2011/05/31 | 6 | 170 | DSI | S18E54 | |
| 2011/06/01 | 7 | 190 | DSI | S18E40 | |
| 2011/06/02 | 7 | 100 | DSO | S19E26 | |
| 2011/06/03 | 4 | 80 | DSO | S19E13 | |
| 2011/06/04 | 4 | 120 | CSO | S19W00 | |
| 2011/06/05 | 7 | 60 | CSO | S19W14 | |
| 2011/06/06 | 5 | 30 | DSO | S22W26 | |
| 2011/06/07 | 1 | 30 | HSX | S21W35 | |
| 2011/06/08 | 3 | 30 | CSO | S21W49 | |
| 2011/06/09 | 1 | 20 | HSX | S21W62 | |
| 2011/06/10 | 1 | 10 | AXX | S20W76 | |
| 2011/06/11 | 1 | 10 | AXX | S20W88 |
| C | M |
|---|---|
| 4 | 1 |
The top 5 solar flares from sunspot region 11227
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | M1.26 | 2011/05/29 | 20:11 | 21:20 | 21:48 | |
| 2 | C5.36 | 2011/06/02 | 07:22 | 07:46 | 07:57 | |
| 3 | C4.09 | 2011/05/30 | 10:48 | 11:01 | 11:22 | |
| 4 | C2.68 | 2011/05/31 | 04:34 | 04:43 | 04:49 | |
| 5 | C2.05 | 2011/06/02 | 06:30 | 06:36 | 06:52 |
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 1026Filaments and prominences 487Do the high-resolution sunspot counts point to more complex sunspots? 62AR 4373 4Yes, we really went to the moon before. 1
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Space weather facts
| Last X-flare | 2026/02/04 | X4.3 |
| Last M-flare | 2026/02/11 | M1.4 |
| 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 | 129.4 +16.8 |
| Last 30 days | 129.3 +29.3 |