Sunspot region AR11546
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2012/08/17 | 1 | 50 | HSX | N16E69 | |
| 2012/08/18 | 1 | 50 | HSX | N16E56 | |
| 2012/08/19 | 1 | 50 | HSX | N16E44 | |
| 2012/08/20 | 1 | 50 | HSX | N16E28 | |
| 2012/08/21 | 2 | 40 | HSX | N17E16 | |
| 2012/08/22 | 1 | 40 | HSX | N16E05 | |
| 2012/08/23 | 1 | 20 | HRX | N16W08 | |
| 2012/08/24 | 1 | 20 | HSX | N16W21 | |
| 2012/08/25 | 1 | 10 | AXX | N16W35 | |
| 2012/08/26 | 1 | 10 | AXX | N17W47 | |
| 2012/08/27 | 1 | 10 | AXX | N17W59 |
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Space weather facts
| Last X-flare | 2025/03/28 | X1.1 |
| Last M-flare | 2025/04/30 | M2.03 |
| Last geomagnetic storm | 2025/05/03 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| April 2025 | 140.6 +6.4 |
| May 2025 | 77.9 -62.7 |
| Last 30 days | 102.3 -35 |