Cassiopeia & northern Perseus, wide-field
Many deep sky objects are visible, including the Double Cluster (NGC 884 & 869) and nebulae IC 1848 & IC 1805 at lower left; the Pacman nebula (NGC 281), middle right, and star cluster NGC 7778 (top right). There are over 8000 stars in the image (according to DeepSkyStacker - I didn't count them!)
17 x 2-minute exposures at ISO 1600, f/2.8.
Unmodified EOS 40D with Leica Summicron 50mm f2 lens, piggybacked on a Celestron C8 telescope. Unguided.
Registered and stacked using DeepSkyStacker software.
Cassiopeia & northern Perseus, wide-field
Many deep sky objects are visible, including the Double Cluster (NGC 884 & 869) and nebulae IC 1848 & IC 1805 at lower left; the Pacman nebula (NGC 281), middle right, and star cluster NGC 7778 (top right). There are over 8000 stars in the image (according to DeepSkyStacker - I didn't count them!)
17 x 2-minute exposures at ISO 1600, f/2.8.
Unmodified EOS 40D with Leica Summicron 50mm f2 lens, piggybacked on a Celestron C8 telescope. Unguided.
Registered and stacked using DeepSkyStacker software.