Sunspot region AR11255
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2011/07/15 | 3 | 10 | AXX | N17E45 | |
| 2011/07/16 | 3 | 0 | BXO | N18E33 | |
| 2011/07/18 | 3 | 10 | BXO | N18E07 | |
| 2011/07/19 | 5 | 20 | CRO | N18W06 |
| B |
|---|
| 1 |
The top 1 solar flares from sunspot region 11255
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | B6.19 | 2011/07/18 | 23:31 | 23:40 | 23:58 |
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Space weather facts
| Last X-flare | 2025/12/08 | X1.1 |
| Last M-flare | 2025/12/09 | M1.1 |
| Last geomagnetic storm | 2025/12/04 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| November 2025 | 91.8 -22.8 |
| December 2025 | 160.6 +68.8 |
| Last 30 days | 108.7 +12.8 |