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NGC891 (cropped)
~ 3 hours of total integration time in LRGB, single shots from 100 to 300 sec, with a ZWO Asi1600MM camera and a RC8 Carbon with redu/corr 0.67x on a skywatcher HEQ5 mount.
From Tiglieto (GE)
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NGC 891 (also known as Caldwell 23 and Silver Sliver Galaxy) is an edge-on unbarred spiral galaxy about 30 million light-years away in the constellation Andromeda. It was discovered by William Herschel on October 6, 1784. The galaxy is a member of the NGC 1023 group of galaxies in the Local Supercluster. It has an H II nucleus.
The object is visible in small to moderate size telescopes as a faint elongated smear of light with a dust lane visible in larger apertures.
NGC891 (cropped)
~ 3 hours of total integration time in LRGB, single shots from 100 to 300 sec, with a ZWO Asi1600MM camera and a RC8 Carbon with redu/corr 0.67x on a skywatcher HEQ5 mount.
From Tiglieto (GE)
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NGC 891 (also known as Caldwell 23 and Silver Sliver Galaxy) is an edge-on unbarred spiral galaxy about 30 million light-years away in the constellation Andromeda. It was discovered by William Herschel on October 6, 1784. The galaxy is a member of the NGC 1023 group of galaxies in the Local Supercluster. It has an H II nucleus.
The object is visible in small to moderate size telescopes as a faint elongated smear of light with a dust lane visible in larger apertures.