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Contains:  Crescent nebula, NGC 6888
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C27 - Crescent Nebula - Ha, 





    
        

            Greg Polanski
C27 - Crescent Nebula - Ha

C27 - Crescent Nebula - Ha

Technical card

Resolution: 2067x1378

Dates:June 7, 2019June 9, 2019

Frames:
Baader 2" HA 7nm: 31x300" (gain: 174.00) -15C bin 1x1
Baader 2" HA 7nm: 19x600" (gain: 174.00) -15C bin 1x1

Integration: 5.8 hours

Darks: ~10

Bias: ~50

Avg. Moon age: 5.50 days

Avg. Moon phase: 30.99%

Bortle Dark-Sky Scale: 4.67

Temperature: 7.00

Astrometry.net job: 2755064

RA center: 303.049 degrees

DEC center: 38.324 degrees

Pixel scale: 1.151 arcsec/pixel

Orientation: 70.977 degrees

Field radius: 0.397 degrees

Locations: The Dark Sky Preserve in North Frontenac, Plevna, ON, Canada

Data source: Traveller

Comments

Author

Impact011
Greg Polanski
License: None (All rights reserved)
1691
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Revisions

  • C27 - Crescent Nebula - Ha, 





    
        

            Greg Polanski
    Original
  • C27 - Crescent Nebula - Ha, 





    
        

            Greg Polanski
    B
  • Final
    C27 - Crescent Nebula - Ha, 





    
        

            Greg Polanski
    F

F

Closer Crop.

Sky plot

Sky plot

Histogram

C27 - Crescent Nebula - Ha, 





    
        

            Greg Polanski