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Contains:  NGC 4627, NGC 4631, NGC 4656, NGC 4657
NGC4631 LRVB, 



    
        

            guillau012
NGC4631 LRVB
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NGC4631 LRVB

Technical card

Imaging telescopes or lenses: Skywatcher 150/750 Explorer BD

Imaging cameras: ZWO ASI1600MM-Cool pro ASI 1600MM pro

Mounts: Skywatcher HEQ5 PRO (belt modification)

Guiding telescopes or lenses: GSO 50mm Finder Guide Scope

Guiding cameras: ZWO ASI120MM-S

Focal reducers: Baader MPCC coma corrector

Software: siril  ·  APT - Astro Photography Tool Astro Photography tool

Filters: ZWO LRGB 31 MM

Accessory: ZWO EFW 5x31


Dates:Dec. 30, 2018

Frames:
ZWO B 31 mm: 15x120" bin 1x1
ZWO G 31 mm: 15x120" bin 1x1
ZWO L 31 mm: 92x120" (gain: 139.00) -10C bin 1x1
ZWO R 31 mm: 15x120" bin 1x1

Integration: 4.6 hours

Darks: ~99

Flats: ~15

Bias: ~99

Avg. Moon age: 23.27 days

Avg. Moon phase: 38.18%


Basic astrometry details

Astrometry.net job: 2466124

RA center: 12h 43' 3"

DEC center: +32° 25' 8"

Pixel scale: 1.036 arcsec/pixel

Orientation: 55.234 degrees

Field radius: 0.815 degrees


Resolution: 4563x3362

Data source: Traveller

Description

Problème de flat! :(

Comments

Author

guillau012
guillau012
License: None (All rights reserved)
1840
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NGC4631 LRVB, 



    
        

            guillau012