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Contains:  M 27, Dumbbell nebula, NGC 6853
Getting plate-solving status, please wait...
Dumbbell Nebula (Messier 27) HORGB @DSW, 





    
        

            Miles Zhou
Dumbbell Nebula (Messier 27) HORGB @DSW

Dumbbell Nebula (Messier 27) HORGB @DSW

Technical card

Imaging telescope or lens:RCOS 14.5"

Imaging camera:SBIG STX 16803

Mount:Paramount-ME

Software:PixInsight for Mac

Filters:HaAstrodon luminance filterAstrodon RGBAstrodon O-iii

Resolution: 3994x4030

Dates:Oct. 13, 2016Oct. 17, 2016

Frames:
Astrodon RGB: 41x300" -25C bin 1x1
Ha: 24x1200" -25C bin 1x1
Astrodon O-iii: 26x1200" -25C bin 1x1

Integration: 20.1 hours

Avg. Moon age: 14.02 days

Avg. Moon phase: 93.64%

Astrometry.net job: 1317800

RA center: 19h 59' 35"

DEC center: +22° 42' 18"

Pixel scale: 0.551 arcsec/pixel

Orientation: 99.926 degrees

Field radius: 0.434

Locations: Deep Sky West, Rowe, New Mexico, United States

Description

Dumbbell Nebula (Messier 27). First time its the outer half-ring is revealed; actually, never knew its existence.

Version B had more elaborate masks during processing, and a darker background.
Version C corrected a color cast.

Comments

Author

mileszhou
Miles Zhou
License: None (All rights reserved)
1550
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Revisions

  • Dumbbell Nebula (Messier 27) HORGB @DSW, 





    
        

            Miles Zhou
    Original
  • Dumbbell Nebula (Messier 27) HORGB @DSW, 





    
        

            Miles Zhou
    B
  • Dumbbell Nebula (Messier 27) HORGB @DSW, 





    
        

            Miles Zhou
    C
  • Final
    Dumbbell Nebula (Messier 27) HORGB @DSW, 





    
        

            Miles Zhou
    D

D

Pedastal Adjustment

Sky plot

Sky plot

Histogram

Dumbbell Nebula (Messier 27) HORGB @DSW, 





    
        

            Miles Zhou