Sunspot region AR11839
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2013/09/11 | 2 | 10 | HRX | S13W27 | |
| 2013/09/12 | 4 | 20 | CRO | S12W40 | |
| 2013/09/13 | 1 | 10 | BXO | S12W52 | |
| 2013/09/14 | 6 | 30 | CRO | S12W66 | |
| 2013/09/15 | 1 | 20 | HRX | S12W83 | |
| 2013/09/16 | 1 | 20 | HRX | S12W97 |
2013/09/11
2013/09/12
2013/09/13
2013/09/14
2013/09/15
2013/09/16
|
2013/09/11
2013/09/12
2013/09/13
2013/09/14
2013/09/15
2013/09/16
|
Latest news
Tuesday, 15 April 2025
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Space weather facts
| Last X-flare | 2025/03/28 | X1.1 |
| Last M-flare | 2025/05/12 | M1.9 |
| 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 | 77.8 -62.8 |
| Last 30 days | 101.4 -34 |