Messier 3 Globular Cluster In The Constellation Canes Venatici 2020-04-14 & 15

Aberkenfig, South Wales

Lat +51.542 Long -3.593

 

Skywatcher 254mm Newtonian Reflector, Olympus E410 at prime focus. EQ6 Syntrek Mount.

 

23 frames used in stacking

14 x 50s at 800 ISO.

9 x 50s at 1600 ISO

Also 10 dark frames.

 

Imaging session commenced at 23:35 UT 14-04-2020.

 

Processed with Deep Sky Stacker and final levels adjusted with G.I.M.P.

 

The final image is slightly cropped but it displays coma towards the edges. This is one drawback of a parabolic f/4.8 Newtonian.

 

 

Done