NGC 281 "Pac Man " Nebula
2006 January 28th for RGB January
11th for Ha
from my back light polluted garden in Leigh on Sea, Essex, UK
Televue TVNP101 100mm APO refractor 540mm fl.
Sbig ST4 auto guided.Starlight Xpress HX916 CCD camera
True Tech colour filters through IDAS light pollution reduction filter for RGB. Astronomic Ha filter for Luminance.
HaRGB image total exposure 2hrs 20 mins Ha 80 mins. RGB 20mins 1x1 each colour, all 5 minute sub exposures.
Poor conditions prevailed for the RGB images caused all sorts of difficult light gradients.
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