Sunspot region AR10644
| Number of sunspots |
Size | Class Magn. | Class Spot | Location | |
|---|---|---|---|---|---|
| 2004/07/11 | 1 | 100 | HSX | N11E69 | |
| 2004/07/12 | 1 | 140 | HAX | N12E58 | |
| 2004/07/13 | 7 | 110 | DSO | N11E44 | |
| 2004/07/14 | 10 | 120 | DAO | N11E30 | |
| 2004/07/15 | 9 | 130 | DSO | N11E17 | |
| 2004/07/16 | 4 | 120 | CSO | N12E04 | |
| 2004/07/17 | 5 | 160 | HSX | N13W07 | |
| 2004/07/18 | 8 | 150 | DSO | N13W20 | |
| 2004/07/19 | 6 | 110 | CSO | N13W33 | |
| 2004/07/20 | 5 | 150 | CSO | N13W46 | |
| 2004/07/21 | 1 | 100 | HRX | N13W61 | |
| 2004/07/22 | 2 | 90 | HSX | N12W73 | |
| 2004/07/23 | 1 | 60 | HSX | N11W88 |
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 | 159.7 -53.2 |