Hemisphere:  Northern  ·  Constellation: Canes Venatici (CVn)  ·  Contains:  NGC 4485  ·  NGC 4490
Arp 269 - The Cocoon galaxy, 



    
        

            Emil Andronic
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Arp 269 - The Cocoon galaxy

Arp 269 - The Cocoon galaxy, 



    
        

            Emil Andronic
Powered byPixInsight

Arp 269 - The Cocoon galaxy

Equipment

Imaging Telescopes Or Lenses
Astro Tech AT106LE
Imaging Cameras
ZWO ASI294MM Pro
Mounts
SkyWatcher EQ6 belt-modded
Filters
Chroma 1.25" Blue · Chroma 1.25" Green · Chroma 1.25" Red · Chroma 1.25" Lum · Chroma 3nm Ha 1.25"
Accessories
ZWO 8x 1.25" Filter Wheel (EFW) · Rigel Systems GSUSB nStep Focuser · Moonlite 2.5 inch Focuser with high resolution stepper motor · QHYCCD Polemaster · TS-Optics TSFlat2 Flattener
Software
Astro Pixel Precessor · Adobe Phosotshop CC · Noise Ninja 2 Noise Reduction · Stellarium · Sequence Generator PRO · PixInsight · SharpCap pro
Guiding Telescopes Or Lenses
Celestron 70/400 TravelScope
Guiding Cameras
QHYCCD QHY 5 II L M

Acquisition details

Dates:
April 16, 2021
Frames:
Chroma 1.25" Blue: 78x180" (3h 54') (gain: 125.00) -15°C bin 2x2
Chroma 1.25" Green: 76x180" (3h 48') (gain: 125.00) -15°C bin 2x2
Chroma 1.25" Lo-Glow LP filter: 33x300" (2h 45') (gain: 125.00) -15°C bin 2x2
Chroma 1.25" Red: 80x180" (4h) (gain: 125.00) -15°C bin 2x2
Chroma 3nm Ha 1.25": 74x300" (6h 10') (gain: 200.00) -15°C bin 2x2
Integration:
20h 37'
Darks:
50
Flats:
30
Flat darks:
100
Avg. Moon age:
3.93 days
Avg. Moon phase:
16.45%
Bortle Dark-Sky Scale:
7.00

RA center: 12h30m37s.53

DEC center: +41°3820.1

Pixel scale: 1.363 arcsec/pixel

Orientation: 85.836 degrees

Field radius: 0.626 degrees

More info:Open 

Resolution: 2836x1700

Data source: Backyard

Comments

Revisions

  • Arp 269 - The Cocoon galaxy, 



    
        

            Emil Andronic
    Original
  • Final
    Arp 269 - The Cocoon galaxy, 



    
        

            Emil Andronic
    B

Sky plot

Sky plot

Histogram

Arp 269 - The Cocoon galaxy, 



    
        

            Emil Andronic