Sunspot region AR11223
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2011/05/27 | 6 | 50 | CSO | S15E14 | |
| 2011/05/28 | 6 | 50 | DSO | S16W00 | |
| 2011/05/29 | 5 | 20 | BXO | S16W12 | |
| 2011/05/30 | 1 | 20 | HSX | S17W22 |
| B | C |
|---|---|
| 4 | 2 |
The top 6 solar flares from sunspot region 11223
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C2 | 2011/05/25 | 21:50 | 21:58 | 22:03 | |
| 2 | C1.68 | 2011/05/25 | 20:56 | 21:03 | 21:12 | |
| 3 | B6.04 | 2011/05/27 | 09:50 | 09:53 | 09:59 | |
| 4 | B5.95 | 2011/05/26 | 01:01 | 01:10 | 01:15 | |
| 5 | B5.63 | 2011/05/25 | 20:09 | 20:14 | 20:18 | |
| 6 | B4.12 | 2011/05/25 | 22:25 | 22:31 | 22:39 |
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
Current Farside Activity 394Solar Transit, Artifacts, or Radiation 84What, no CH/HSS thread? 54Changelog/Featurelog 178AR4374 20
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Space weather facts
| Last X-flare | 2026/02/04 | X4.21 |
| Last M-flare | 2026/02/16 | M2.4 |
| Last geomagnetic storm | 2026/02/16 | Kp6 (G2) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| January 2026 | 112.6 -11.4 |
| February 2026 | 103.9 -8.7 |
| Last 30 days | 121.7 +18 |