Ring Nebula in Lyra (M57)

[Davide Simonetti]

The Ring Nebula on not-as-clear-as-forecast night in London. M57 was the best available target to image through the murky sky but it's come out much better than previous attempts.

17 x 4 minute exposures at 800 ISO

 3 x 8 minute exposures at 400 ISO

16 x dark frames

10 x flat frames

46 x bias/offset frames

92 minutes total exposure time

Guided with PHD

Processed in Nebulosity and Photoshop

[jabeoo1]

That is one of the best images I have seen of that target.    Well done. 

[Davide Simonetti]

That is one of the best images I have seen of that target.    Well done. 

Many thanks