Horsehead Nebula (in Orion constellation)
© Stéphane Guisard
"Los Cielos de Chile"
Image taken from Chile with a
Takahashi TOA150 refractor (150mm diam at f/7.3), an astelco NTM500
mount and a SBIG ST11000M CCD camera + astrodon LRGB filters. Exposure
times are L=2h50, R=3h10, G=2h50 and B=2h10.
The horsehead nebula region. The very bright star on the left is
Unbinned crop of the horsehead Nebula :
Unbinned crop of the 'flame' nebula :