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



    
        

            tobiassimona
crescent nebula
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crescent nebula

crescent nebula, 



    
        

            tobiassimona
crescent nebula
Powered byPixInsight

crescent nebula

Technical card

Imaging telescopes or lenses: Takahashi TOA-130NFB

Imaging cameras: QSI683wsg

Mounts: Takahashi EM-200 Temma2

Guiding cameras: Lodestar

Focal reducers: Takahashi TOA-130 Reducer


Dates:July 23, 2013

Frames:
Astrodon H-alpha 5nm: 8x1200" (2h 40') -20C bin 1x1
Blue: 8x600" (1h 20') -20C bin 1x1
Green: 4x600" (40') -20C bin 1x1
Red: 4x600" (40') -20C bin 1x1

Integration: 5h 20'

Darks: ~16

Flats: ~16

Flat darks: ~64

Avg. Moon age: 15.63 days

Avg. Moon phase: 99.16%


Basic astrometry details

Astrometry.net job: 676791

RA center: 20h 12' 37"

DEC center: +38° 22' 58"

Orientation: -174.485 degrees

Field radius: 0.761 degrees


Resolution: 3096x2283

Comments

Sky plot

Sky plot

Histogram

crescent nebula, 



    
        

            tobiassimona