Imaging telescope or lens: Takahashi FSQ 106ED
Imaging camera: ATIK 383L Mono CCD 383L+ mono
Mount: Sky-Watcher AZ EQ6 GT
Guiding camera: Lodestar Autoguider Starlight Express
Dates: March 28, 2015
Frames: Astrodon 36mm LRGB E Series Gen 2: 36x300" -10C bin 1x1
Integration: 3.0 hours
Avg. Moon age: 8.48 days
Avg. Moon phase: 61.52%
Bortle Dark-Sky Scale: 3.00
Mean FWHM: 3.22
Astrometry.net job: 640692
RA center: 186.940 degrees
DEC center: 12.917 degrees
Orientation: 174.361 degrees
Field radius: 1.170 degrees
BIN 1X1 AT -10C
Markarian's Chain is a stretch of galaxies that forms part of the Virgo Cluster.
It is called a chain because, when viewed from Earth, the galaxies lie along a smoothly curved line.
It was named after the Armenian astrophysicist, B. E. Markarian, who discovered their common motion in the early 1960s.
Member galaxies include M84 (NGC 4374), M86 (NGC 4406), NGC 4477, NGC 4473, NGC 4461, NGC 4458, NGC 4438 and NGC 4435.
It is located at RA 12h 27m and Dec +13° 10′.
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