Hemisphere:  Northern  ·  Constellation: Canes Venatici (CVn)  ·  Contains:  NGC 4485  ·  NGC 4490
NGC 4490 / NGC 4485 / ARP 269, 



    
        

            Marcin
NGC 4490 / NGC 4485 / ARP 269
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NGC 4490 / NGC 4485 / ARP 269

Acquisition type: Lucky imaging
NGC 4490 / NGC 4485 / ARP 269, 



    
        

            Marcin
NGC 4490 / NGC 4485 / ARP 269
Powered byPixInsight

NGC 4490 / NGC 4485 / ARP 269

Acquisition type: Lucky imaging

Technical card

Imaging telescopes or lenses: Williams Optics Zenithstar 81

Imaging cameras: Qhyccd 183M-cooled QHY183M-cool

Mounts: iOptron CEM25P

Focal reducers: William Optics Flat 6AIII

Software: Astro Photography Tool APT

Filters: Optolong LRGB - 1.25"

Accessory: QHYCCD Filter Wheel


Dates:March 24, 2020March 25, 2020March 26, 2020March 27, 2020

Frames:Optolong LRGB - 1.25": 1984x30" (16h 32') (gain: 11.00) -15C bin 1x1

Integration: 16h 32'

Darks: ~50

Flats: ~30

Flat darks: ~30

Avg. Moon age: 1.43 days

Avg. Moon phase: 3.38%

Bortle Dark-Sky Scale: 3.00


Basic astrometry details

Astrometry.net job: 3356541

RA center: 12h 30' 25"

DEC center: +41° 41' 9"

Pixel scale: 1.101 arcsec/pixel

Orientation: 0.088 degrees

Field radius: 0.631 degrees


Resolution: 3322x2446

Locations: Schönau / Nördliches Waldviertel , Litschau , Niederöstereich , Austria

Data source: Backyard

Comments

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NGC 4490 / NGC 4485 / ARP 269, 



    
        

            Marcin