NGC 891 is an edge-on barred spiral galaxy in the
constellation Andromeda, located about 30 million light years from Earth.
This was imaged using a combination of cameras and
telescopes. I imaged the luminance with the QSI 683 wsg-8 and the color data
was imaged with a modified Canon T1i in 2011.
Imaged from Ocala ,
FL
Combination of 240 sec. and 360 sec. exposure stacked in
DeepSkyStacker for a total of 5 hours and 23 minutes in the RGB channel
6 minute exposures stacked in DeepSkyStacker totaling 3.6
hours in the luminance channel.
Processed in Photoshop CS5
Imaging telescopes: Astro-Tech 6" Ritchey-Chrétien (RGB
from 2011) and Astro-Tech 8" Ritchey-Chrétien (Luminance from 2013)
Imaging cameras: Modified Canon T1i (RGB data from 2011) and
the QSI 683 wsg-8 (Luminance from 2013)
Losmandy G 11 with Gemini II German equatorial mount
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