Hemisphere:  Northern  ·  Contains:  Crescent Nebula  ·  NGC 6888
Crescent Nebula (NGC 6888), 


            Marco Rapino
Crescent Nebula (NGC 6888)
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Crescent Nebula (NGC 6888)

Technical card

Imaging telescopes or lenses: Explore Scientific 102mm ED APO triplet

Imaging cameras: ZWO ASI1600GT

Mounts: Skywatcher EQ6 goto

Guiding telescopes or lenses: Omegon 50mm Guide Scope

Guiding cameras: ZWO ASI290mini

Software: Pleiades Astrophoto PixinsIght  ·  Adobe Lightroom 2019 CC

Filters: Astronomik OIII 12nm  ·  Astronomik Ha 6nm

Dates:June 22, 2020

Astronomik Ha 6nm: 10x1200" (gain: 300.00) -20C bin 1x1
Astronomik OIII 12nm: 6x1200" (gain: 300.00) -20C bin 1x1

Integration: 5.3 hours

Darks: ~15

Flats: ~15

Bias: ~80

Avg. Moon age: 1.22 days

Avg. Moon phase: 1.69%

Bortle Dark-Sky Scale: 6.00

Mean SQM: 19.00

Mean FWHM: 3.00

Temperature: 18.00

Basic astrometry details

Astrometry.net job: 3714036

RA center: 20h 12' 11"

DEC center: +38° 20' 34"

Pixel scale: 1.086 arcsec/pixel

Orientation: 8.927 degrees

Field radius: 0.617 degrees

Resolution: 2799x2988

Locations: Home, Lanciano, Italy

Data source: Backyard


This is the first picture I took with my new ASI 1600 GT. Is far frome being my best shot, but considering the data I had in the beginning, the processing has brought much more than I expected :)



Marco Rapino
License: None (All rights reserved)

Sky plot

Sky plot


Crescent Nebula (NGC 6888), 


            Marco Rapino