Sunspot region AR13644
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2024/04/16 | 2 | 80 | DSO | N12E72 | |
| 2024/04/17 | 2 | 80 | DSO | N12E58 | |
| 2024/04/18 | 2 | 120 | DSO | N13E49 | |
| 2024/04/19 | 2 | 120 | DSO | N12E35 | |
| 2024/04/20 | 2 | 140 | DSO | N12E19 | |
| 2024/04/21 | 2 | 150 | DSO | N12E05 | |
| 2024/04/22 | 3 | 150 | DAO | N14W03 | |
| 2024/04/23 | 6 | 80 | DAO | N13W15 | |
| 2024/04/24 | 2 | 60 | HSX | N15W28 | |
| 2024/04/25 | 2 | 40 | HSX | N13W42 | |
| 2024/04/26 | 2 | 40 | HSX | N13W57 | |
| 2024/04/27 | 2 | 10 | BXO | N13W70 | |
| 2024/04/28 | 2 | 10 | BXO | N13W84 | |
| 2024/04/29 | 2 | 10 | BXO | N13W97 |
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2024/04/16
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Latest news
Saturday, 14 September 2024
X4.5 solar flare with a fast coronal mass ejection
Thursday, 12 September 2024
G3 geomagnetic storm watch due to CME passage
Monday, 12 August 2024
Severe G4 geomagnetic storm
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Space weather facts
| Last X-flare | 2024/09/14 | X4.54 |
| Last M-flare | 2024/09/14 | M3.0 |
| Last geomagnetic storm | 2024/09/17 | Kp8- (G4) |
| Spotless days | |
|---|---|
| Last spotless day | 2022/06/08 |
| Monthly mean Sunspot Number | |
|---|---|
| August 2024 | 215.5 +19 |
| September 2024 | 151.6 -63.9 |
| Last 30 days | 158.3 -54.2 |