Hemisphere:  Northern  ·  Constellation: Cygnus (Cyg)  ·  Contains:  Crescent nebula  ·  NGC 6888
NGC 6888 Narrow Band, 



    
        

            Rudolf Bumm
NGC 6888 Narrow Band
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NGC 6888 Narrow Band

NGC 6888 Narrow Band, 



    
        

            Rudolf Bumm
NGC 6888 Narrow Band
Powered byPixInsight

NGC 6888 Narrow Band

Equipment

Imaging Telescopes Or Lenses
Celestron 8'' Newtorian
Imaging Cameras
ZWO ASI1600MMC
Mounts
iOptron CEM60
Accessories
MGEN

Acquisition details

Dates:
July 25, 2018
Frames:
80x180" (4h)
Integration:
4h
Avg. Moon age:
12.66 days
Avg. Moon phase:
95.08%

Basic astrometry details

Astrometry.net job: 2171318

RA center: 20h12m27s.8

DEC center: +38°1500

Pixel scale: 0.864 arcsec/pixel

Orientation: 104.750 degrees

Field radius: 0.657 degrees

Resolution: 4356x3318

Locations: Mirasteilas observatory, Falera, Graubünden, Switzerland

Data source: Backyard

Description

The Crescent Nebula (also known as NGC 6888, Caldwell 27, Sharpless 105) is an emission nebula in the constellation Cygnus, about 5000 light-years away from Earth.



Image taken at Mirasteilas observatory, Falera, Switzerland, 1288 m.

Astronomik narrow band filters.

High gain (unity) 139, offs 21

Ha 40 x 180s, OIII 40 x 300s (240 min)

Mapping:

Ha 6 nm -> R, OIII 12 nm -> G, OIII 12 nm -> B

Comments