Messier 51  The Whirlpool Galaxy

2005 May 8th  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
LRGB image L75mins 1x1, R15mins 2x2, G15mins 2x2, B15mins 2x2 all 5min sub exposures.

Click here for full size image

Click here for to view an animation of Supernova  2011dh

The observatory is heavily light polluted. The sky was clear,  the night was cool and a North Easterly wind was keeping humidity low.  The images were secured between 00.30 BST and 3.00 BST

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