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Hemisphere:  Northern  ·  Contains:  NGC 4712, NGC 4725, NGC 4747, NGC4712, NGC4725, NGC4747, PGC1732526, PGC1734660, PGC1734926, PGC1735228, PGC1735870, PGC1742998, PGC1743037, PGC1744717, PGC1745311, PGC1745518, PGC1745906, PGC1746001, PGC1749910, PGC1751757, PGC3089515, PGC86434
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NGC 4725 & NGC 4747 in Coma I Group, 



    
        

            Jarrett Trezzo
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Imaging telescopes or lenses: Orion 10" f/3.9 Newtonian Astrograph

Imaging cameras: QHYCCD QHY268C

Mounts: Orion Atlas Pro AZ/EQ-G

Guiding telescopes or lenses: Astromania 60mm Guide Scope

Guiding cameras: QHYCCD QHY5III178M

Focal reducers: Tele Vue Paracorr Type 2

Software: Adobe Lightroom Classic  ·  PixInsight  ·  Adobe Photoshop CC‎  ·  SynScan Pro  ·  Astro Pixel Processor  ·  Metaguide 5.2.6  ·  Corel Paint Shop Pro 2018  ·  Sequence Generator Pro

Filters: Astronomik L2 UV/IR Cut

Accessory: Baader Planetarium UFC  ·  MoonLite CRL 2.5" w/ Stepper Motor  ·  Berlebach Planet Tripod  ·  Spike-a Flat Fielder  ·  QHYCCD PoleMaster


Dates:Feb. 22, 2020Feb. 24, 2020Feb. 27, 2020Feb. 29, 2020

Frames: 185x120"

Integration: 6.2 hours

Avg. Moon age: 9.49 days

Avg. Moon phase: 10.69%

Bortle Dark-Sky Scale: 5.00

Mean SQM: 19.75


Astrometry.net job: 3329517

RA center: 12h 51' 4"

DEC center: +25° 37' 10"

Pixel scale: 0.668 arcsec/pixel

Orientation: -1.465 degrees

Field radius: 0.527 degrees


Resolution: 4613x3308

Locations: Backyard, Parrish, FL, United States

Data source: Backyard

Comments

Author

jtrezzo
Jarrett Trezzo
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Revisions

    NGC 4725 & NGC 4747 in Coma I Group, 



    
        

            Jarrett Trezzo
    Original
  • Final
    NGC 4725 & NGC 4747 in Coma I Group, 



    
        

            Jarrett Trezzo
    B

B

Description: crop for aesthetics

Sky plot

Sky plot

Histogram

NGC 4725 & NGC 4747 in Coma I Group, 



    
        

            Jarrett Trezzo