Quote:
Originally Posted by kkara4
I had a look at the 30 second subs and the trapezium stars are clearly separated, but still bloated from over exposure. The detail in the core is a touch more, but not much more. I used live view to focus the stars, perhaps i should use FWHM to get it dialled in precisely using backyard EOS or some other software. Or perhaps ensure the minimal exposure on live view and visually get the smallest star possible. And then of course field rotation was probably giving me an issue due to bad PA.
so many possibilities!  |
From a focusing perspective it is worth looking at the use of a Bahtinov mask. I have used one quite successfully with my Canon 60Da, 100mm refractor and Backyard EOS. Not that there were any issues with the image that you posted as the stars looked pretty good.
RW