NGC 891

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NGC 891 is a 10th magnitude edge-on galaxy with a great dust lane along its equator.  It hangs in the constellation of Andromeda, but is 10 million light years away.  It is 13.5 x 2.8 arc-min in size.

The image below is the surrounding area for NGC 891.

This RGB data was taken remotely from Dark Sky New Mexico with a 106mm f/5 Takahashi refractor and an ASI2600 camera. Two nights were used to collect 7 hours of exposure: 10/20/2022 and 10/24/2022.

Filter

 Exposure Count Binning
Red 140 min 28 x 5 min 1x1
Green 140 min 28 x 5 min 1x1
Blue 140 min 28 x 5 min 1x1

Total exposure time: 7 hrs

All processing was in Pixinsight.

Previous effort on November 17, 2000 at home, but before the house and dome were built.

Taken on November 17, 2000 from the Mistletoe site outside of Monmouth Oregon with the 12" LX200 at f/6.3 and SBIG ST-8E.  Self-guided.

This image is an LRGB composite of ten 5 minute luminance, three 5 minute red, three 5 minute green, and three 5 minute blue frames.  L is unbinned, and RBG frames are binned 2x2.

Previous version taken July 23, 1998 at the Table Mountain Star Party:





This image is a composite of two 2 minute exposures taken at f/3.3 with the 12" LX200 and Meade 416XT CCD .