Image recorded at 21 Sep 2021 - 22:40
![](/api/files/content/20210921_224000_8d8fcfa5e018.png/20210921224000_cambridge-east-0_frame_BS1.png)
Observation type
A long exposure image
Observatory
Time
21 Sep 2021 - 22:40
Image type
Image with light pollution removed. This image has been processed to attempt to remove light pollution.
Display options
Other files associated with this event
![](/api/thumbnail/20210921_224000_ebb347e92137.png/20210921224000_cambridge-east-0_frame_BS0.png)
Original image
This is the original image recorded by the camera, with no post-processing.
![](/api/thumbnail/20210921_224000_8d8fcfa5e018.png/20210921224000_cambridge-east-0_frame_BS1.png)
Image with light pollution removed
This image has been processed to attempt to remove light pollution.
Metadata about this image
Property | Value |
Observatory ID | cambridge-east-0 |
Unix timestamp | 1632264000.50 |
Pi-gazing type | pigazing:timelapse/backgroundSubtracted |
Width of frame | 720.00 |
Height of frame | 576.00 |
Noise level of input frames (0-255) | 4.85 |
Noise level of stacked image (0-255) | 0.78 |
Multiplicative gain applied to image | 6.26 |
Number of frames spanned | 1498.00 |
Right ascension of Sun (hr) | 11.95 |
Declination of Sun (deg) | 0.33 |
Altitude of Sun (sec) | -35.32 |
Azimuth of Sun (sec) | -22.31 |
Sky clarity estimate | 132.00 |
Metadata about this observation
Property | Value |
Sky clarity estimate | 132.00 |