Sunspot region AR11531
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2012/07/27 | 3 | 20 | CRO | N15W59 | |
| 2012/07/28 | 3 | 10 | BXO | N15W73 | |
| 2012/07/29 | 3 | 10 | BXO | N16W83 |
| C |
|---|
| 2 |
The top 2 solar flares from sunspot region 11531
| Start | Maximum | End | ||||
|---|---|---|---|---|---|---|
| 1 | C2.49 | 2012/07/27 | 02:24 | 02:29 | 02:31 | |
| 2 | C1.89 | 2012/07/27 | 00:17 | 00:24 | 00:28 |
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Space weather facts
| Last X-flare | 2025/01/04 | X1.85 |
| Last M-flare | 2025/01/21 | M3.3 |
| Last geomagnetic storm | 2025/01/04 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| December 2024 | 154.5 +2 |
| January 2025 | 145.2 -9.3 |
| Last 30 days | 163.2 +45.8 |