Sunspot region AR11923
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2013/12/11 | 5 | 10 | BXO | N17E28 | |
| 2013/12/12 | 9 | 10 | BXO | N18E14 | |
| 2013/12/13 | 9 | 10 | BXO | N18E02 | |
| 2013/12/14 | 8 | 50 | DAO | N18W10 | |
| 2013/12/15 | 11 | 40 | DAO | N17W23 | |
| 2013/12/16 | 10 | 30 | CRO | N17W37 | |
| 2013/12/17 | 6 | 10 | BXO | N01W49 | |
| 2013/12/18 | 6 | 10 | BXO | N01W49 |
2013/12/11
2013/12/12
2013/12/13
2013/12/14
2013/12/15
2013/12/16
2013/12/17
2013/12/18
|
2013/12/11
2013/12/12
2013/12/13
2013/12/14
2013/12/15
2013/12/16
2013/12/17
2013/12/18
|
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Space weather facts
| Last X-flare | 2025/03/28 | X1.1 |
| Last M-flare | 2025/04/01 | M2.5 |
| Last geomagnetic storm | 2025/03/27 | Kp5 (G1) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| February 2025 | 154.6 +17.6 |
| April 2025 | 152.5 -2.1 |
| Last 30 days | 130.7 -17.9 |