Hemisphere:  Northern  ·  Constellation: Coma Berenices (Com)  ·  Contains:  IC 3946  ·  IC 3949  ·  IC 4040  ·  IC 4051  ·  NGC 4848  ·  NGC 4850  ·  NGC 4860  ·  NGC 4865  ·  NGC 4867  ·  NGC 4869  ·  NGC 4872  ·  NGC 4874  ·  NGC 4881  ·  NGC 4889  ·  NGC 4895  ·  NGC 4896  ·  NGC 4907  ·  NGC 4908  ·  NGC 4911  ·  NGC 4919  ·  NGC 4921  ·  NGC 4923
Abell 1656 the Coma cluster, 



    
        

            Toshiya Arai
Abell 1656 the Coma cluster
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Abell 1656 the Coma cluster

Abell 1656 the Coma cluster, 



    
        

            Toshiya Arai
Abell 1656 the Coma cluster
Powered byPixInsight

Abell 1656 the Coma cluster

Technical card

Imaging telescopes or lenses: Takahashi CCA250

Imaging cameras: QHY367C

Mounts: EQ8

Guiding telescopes or lenses: Takahashi GT-40

Guiding cameras: Starlight Xpress Lodestar2

Focal reducers: Takahashi Extender CR1.5X

Software: Adobe Photoship CC 2017  ·  PixInsight 1.8  ·  FlatAidePro


Dates:March 31, 2019

Frames: 24x600" (4h)

Integration: 4h

Avg. Moon age: 25.12 days

Avg. Moon phase: 20.45%


Basic astrometry details

Astrometry.net job: 2619965

RA center: 12h 59' 46"

DEC center: +27° 59' 27"

Pixel scale: 0.949 arcsec/pixel

Orientation: 0.321 degrees

Field radius: 0.648 degrees


Resolution: 4096x2716

Locations: Arakine, Isumi-city, Chiba, Japan

Data source: Traveller

Description

Gain 2801, Offset 76

Comments

Sky plot

Sky plot

Histogram

Abell 1656 the Coma cluster, 



    
        

            Toshiya Arai