M57

Here's another M57 image, but taken at f/10. Only 32 minutes were spent on this shot, in order to try and image M27 before sunrise. Guiding was excellent, but some apparent astigmatism continues to plague the star shapes.

Image info:

12"LX200 on a Losmandy Titan Mount

Starlight Express
SXV-H9C

16x2 mins

f/10

Stacked and processed in Maxim (no darks and no flats), reduced to 80%

guided with an STV on a piggybacked Sky90 refractor

6.19.04

Chiefland