Hemisphere:  Northern  ·  Constellation: Coma Berenices (Com)  ·  Contains:  NGC 4712  ·  NGC 4725  ·  NGC4712  ·  NGC4725  ·  PGC1731016  ·  PGC1731441  ·  PGC1732526  ·  PGC1734926  ·  PGC1735228  ·  PGC1744717  ·  PGC1745311  ·  PGC1745518  ·  PGC1746001  ·  PGC1749910  ·  PGC3089515  ·  PGC86435
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NGC 4725 and NGC 4712, 



    
        

            Monkeybird747
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NGC 4725 and NGC 4712

Getting plate-solving status, please wait...
NGC 4725 and NGC 4712, 



    
        

            Monkeybird747
Powered byPixInsight

NGC 4725 and NGC 4712

Technical card

Imaging telescopes or lenses: RC Optical Systems RCOS 12.5" Carbon Fiber Astrograph

Imaging cameras: QHYCCD QHY 16200A

Mounts: Astro-Physics 1100 GTO

Guiding cameras: Starlight Xpress Lodestar Autoguider X2

Software: CCDWare PemPro  ·  PHD Labs PHD 2 Guiding  ·  Starkeeper Software Voyager  ·  Pixinsight

Filters: Chroma Blue 2" Mounted  ·  Chroma Green 2" Mounted  ·  Chroma Red 2" Mounted  ·  Chroma Luminance 2" Mounted


Dates:April 15, 2020April 18, 2020April 20, 2020April 21, 2020

Frames:
Chroma Blue 2" Mounted: 33x300" (2h 45') bin 1x1
Chroma Green 2" Mounted: 33x300" (2h 45') bin 1x1
Chroma Luminance 2" Mounted: 61x300" (5h 5') bin 1x1
Chroma Red 2" Mounted: 33x300" (2h 45') bin 1x1

Integration: 13h 20'

Avg. Moon age: 25.83 days

Avg. Moon phase: 17.77%

Bortle Dark-Sky Scale: 7.00

Mean SQM: 19.20


Astrometry.net job: 3444914

RA center: 12h 50' 26"

DEC center: +25° 29' 56"

Pixel scale: 0.425 arcsec/pixel

Orientation: 43.721 degrees

Field radius: 0.330 degrees


Resolution: 4380x3463

Data source: Backyard

Description

First light with rebuilt RCOS 12.5 carbon fiber (tube version). Fresh mirror coatings and collimation. No field corrector as of yet.

Comments

Sky plot

Sky plot

Histogram

NGC 4725 and NGC 4712, 



    
        

            Monkeybird747