First go at this one.
20 of 4 min subs. Gain = 70
10 Darks, Flats, Bias
Hazy seeing with a great variation between subs.
Still evidence of full well in nearly all the stars.
Will reduce Gain to 50 next time
For the PI enthusiasts.
LINEAR
Auto Background Extraction
Dynamic Crop
Background Neutralisation
Colour Calibration
Mask Generation
Curves Transform
Arc Sin Stretch
NON LINEAR
Histogram Transformation
PhotoShop
Brightness and contrast
Saturation and Hue
Colour balance
