Messier 3   Globular Cluster

2005 April  21th  from my back garden in Leigh on Sea, Essex, UK
Televue TVNP101 100mm APO refractor 540mm fl.
Sbig ST4 autoguider
Starlight Xpress HX916 CCD camera
IDAS LPR filter with True Tech RGB colour filters
RGB image, R5mins 1x1, G5mins 1x1, B5mins 1x1 all 200sec sub exposures.


The observatory is heavily light polluted. The sky was milky with  the nearly full Moon nearby.

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