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Contains:  NGC 4627, NGC 4631, NGC4627, NGC4631, Whale Galaxy
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The Whale Galaxy, 



    
        

            Andrew Barton
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The Whale Galaxy

Imaging telescopes or lenses: Celestron C8 Edge HD

Imaging cameras: ZWO ASI 1600MM Pro

Mounts: AstroPhysics Mach1 GTO

Guiding telescopes or lenses: Celestron C8 Edge HD

Guiding cameras: Lodestar

Focal reducers: Celestron Edge f7 Focal Reducer

Software: Main Sequence Software Sequence Generator Pro  ·  PixInsight  ·  Open PHD Guiding PHD2 Guiding 2.6.2

Filters: Astrodon BLUE 31mm - Gen2 E-Series Tru-Balance  ·  Astrodon GREEN 31mm - Gen2 E-Series Tru-Balance  ·  Astrodon RED 31mm - Gen2 E-Series Tru-Balance

Accessory: Feathertouch Focuser  ·  Celestron Off Axis Guider  ·  Starlight Xpress filter-wheel 7x1,25"  ·  Starizona MicroTouch focuser


Dates:April 23, 2020April 25, 2020April 26, 2020

Frames:
Astrodon BLUE 31mm - Gen2 E-Series Tru-Balance: 96x240" (gain: 75.00) -10C bin 1x1
Astrodon GREEN 31mm - Gen2 E-Series Tru-Balance: 94x240" (gain: 75.00) -10C bin 1x1
Astrodon RED 31mm - Gen2 E-Series Tru-Balance: 97x240" (gain: 75.00) -10C bin 1x1

Integration: 19.1 hours

Avg. Moon age: 1.88 days

Avg. Moon phase: 5.34%


Astrometry.net job: 3502578

RA center: 12h 42' 6"

DEC center: +32° 32' 33"

Pixel scale: 0.533 arcsec/pixel

Orientation: -27.929 degrees

Field radius: 0.409 degrees


Resolution: 4446x3285

Data source: Backyard

Description

NGC 4631 was originally named the "Herring Galaxy" but was later re-named the more dignified "Whale Galaxy".

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Author

andrewjbarton
Andrew Barton
License: Attribution Creative Commons
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The Whale Galaxy, 



    
        

            Andrew Barton