processed Caldwell 54 in colour

Processed Caldwell 54 aka NGC 2506 in colour. This is the image data captured on 9 Jan '20.

Used the processing features from BGO.

1. split (the special combined exposures)
2. for each, cropped (95, 95), rotated (180), removed gradient 
3. made a colour image (registered and combined)
4. adjusted colour balance (120,100,80)
5. saturated (200)
6. cropped again (95, 95)

It's a colourful cluster.