Image recorded at 18 Dec 2021 - 22:32
![](/api/files/content/20211218_223200_35c923a08045.png/20211218223200_cambridge-east-0_frame_BS1.png)
Observation type
A long exposure image
Observatory
Time
18 Dec 2021 - 22:32
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/20211218_223200_3b2422f46619.png/20211218223200_cambridge-east-0_frame_BS0.png)
Original image
This is the original image recorded by the camera, with no post-processing.
![](/api/thumbnail/20211218_223200_35c923a08045.png/20211218223200_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 | 1639866720.50 |
Pi-gazing type | pigazing:timelapse/backgroundSubtracted |
Width of frame | 720.00 |
Height of frame | 576.00 |
Noise level of input frames (0-255) | 4.89 |
Noise level of stacked image (0-255) | 0.90 |
Multiplicative gain applied to image | 7.11 |
Number of frames spanned | 1498.00 |
Right ascension of Sun (hr) | 17.80 |
Declination of Sun (deg) | -23.41 |
Altitude of Sun (sec) | -57.01 |
Azimuth of Sun (sec) | -37.29 |
Sky clarity estimate | 1.00 |
Metadata about this observation
Property | Value |
Sky clarity estimate | 1.00 |