Image recorded at 16 Apr 2021 - 22:56
![](/api/files/content/20210416_225600_4127e627ded3.png/20210416225600_cambridge-east-0_frame_BS1.png)
Observation type
A long exposure image
Observatory
Time
16 Apr 2021 - 22:56
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/20210416_225600_78f98928bda8.png/20210416225600_cambridge-east-0_frame_BS0.png)
Original image
This is the original image recorded by the camera, with no post-processing.
![](/api/thumbnail/20210416_225600_4127e627ded3.png/20210416225600_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 | 1618613760.50 |
Pi-gazing type | pigazing:timelapse/backgroundSubtracted |
Width of frame | 720.00 |
Height of frame | 576.00 |
Noise level of input frames (0-255) | 13.08 |
Noise level of stacked image (0-255) | 2.87 |
Multiplicative gain applied to image | 8.49 |
Number of frames spanned | 1498.00 |
Right ascension of Sun (hr) | 1.68 |
Declination of Sun (deg) | 10.47 |
Altitude of Sun (sec) | -25.88 |
Azimuth of Sun (sec) | -17.25 |
Sky clarity estimate | 838.00 |
Metadata about this observation
Property | Value |
Sky clarity estimate | 838.00 |
Orientation: Central RA (hr) | 10.05 |
Orientation: Central dec (deg) | 38.97 |
Orientation: Positional angle of field (deg) | 56.21 |
Orientation: Altitude above horizon (deg) | 60.42 |
Orientation: Azimuth east of north (deg) | -101.39 |
Orientation: Tilt of camera, clockwise from vertical (deg) | -5.79 |
Orientation: Calculated horizontal FoV (deg) | 78.28 |
Orientation: Calculated vertical FoV (deg) | 61.37 |
Orientation: Fit quality | [1.1314583559470535, 25] |
Orientation: Fit quality to daily average | [1.6992034644194254, 25] |