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Contains:  Crescent nebula, NGC 6888
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Crescent Nebula (NGC 6888) and PN G75.5+1.7, 





    
        

            HaSeSky

Crescent Nebula (NGC 6888) and PN G75.5+1.7

Technical card

Resolution: 2826x2505

Dates:Nov. 15, 2018Nov. 16, 2018Nov. 17, 2018

Frames:
Astronomik Ha 6nm 27mm: 30x600" -20C bin 1x1
Astronomik O3 12nm 27mm: 32x600" -20C bin 1x1

Integration: 10.3 hours

Darks: ~40

Flats: ~10

Bias: ~50

Avg. Moon age: 8.18 days

Avg. Moon phase: 58.34%

Bortle Dark-Sky Scale: 8.00

Temperature: 3.00

Astrometry.net job: 2377136

Locations: Garden, Bremen, Bremen, Germany

Data source: Backyard

Description

The Crescent Nebula. The white arrow points to the very faint PN G75.5+1.7 with a perfect circular shape, which was dicovered by amateur astronomer Dave Jurasevich in 2007.

Comments

Author

HaSeSky
HaSeSky
License: Attribution-NonCommercial-NoDerivs Creative Commons
2412
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Revisions

  • Crescent Nebula (NGC 6888) and PN G75.5+1.7, 





    
        

            HaSeSky
    Original
  • Final
    Crescent Nebula (NGC 6888) and PN G75.5+1.7, 





    
        

            HaSeSky
    B

B

slight contrast correction

Histogram

Crescent Nebula (NGC 6888) and PN G75.5+1.7, 





    
        

            HaSeSky