Quote:
Originally Posted by Joshua Bunn
great, and maybe you already know this, but,
A little test you can do to distinguish between tilt and collimation... Tilt will show up as the star elongation not changing relative to the sensor no matter where you rotate the camera to. With mis-collimation, the star elongation will change relative to the sensor when you rotate the camera. I know this isn't what you were asking, but it can help to know if one or the other is giving issues, allowing you to move onto the next.
Josh
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Josh. Thank you so much, not sure why I hadn't thought of that myself!!
Malcolm