Contains:M 27, Dumbbell nebula, NGC 6853
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Dumbbell Nebula (M27) in Hα/SII/OIII + RGB, 




    

        Jose Carballada
Dumbbell Nebula (M27) in Hα/SII/OIII + RGB

Dumbbell Nebula (M27) in Hα/SII/OIII + RGB

Technical card

Resolution: 4492x3392

Dates: Aug. 27, 2016Aug. 16, 2017Aug. 17, 2017Aug. 22, 2017

Frames:
Baader Planetarium Ha 1.25" 7nm: 14x180" (gain: 200.00) -20C bin 1x1
Baader Planetarium Ha 1.25" 7nm: 4x300" (gain: 200.00) -20C bin 1x1
Baader Planetarium Ha 1.25" 7nm: 5x600" (gain: 200.00) -20C bin 1x1
Baader Planetarium OIII 1.25" 8.5nm: 15x180" (gain: 200.00) -20C bin 1x1
Baader Planetarium SII 1.25" 8nm: 15x180" (gain: 200.00) -20C bin 1x1
ZWO blue: 5x120" (gain: 139.00) -20C bin 1x1
ZWO green: 3x120" (gain: 139.00) -20C bin 1x1
ZWO red: 4x120" (gain: 139.00) -20C bin 1x1

Integration: 3.8 hours

Avg. Moon age: 18.48 days

Avg. Moon phase: 20.61%

Astrometry.net job: 1719007

RA center: 299.903 degrees

DEC center: 22.719 degrees

Pixel scale: 0.479 arcsec/pixel

Orientation: 92.481 degrees

Field radius: 0.374 degrees

Locations: Berga Resort, Berga, Barcelona, Spain

Data source: Unknown

Comments

Author

Carballada
Jose Carballada
License: Attribution-NonCommercial-ShareAlike Creative Commons
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Revisions

  • Dumbbell Nebula (M27) in Hα/SII/OIII + RGB, 




    

        Jose Carballada
    Original
  • Dumbbell Nebula (M27) in Hα/SII/OIII + RGB, 




    

        Jose Carballada
    B
  • Dumbbell Nebula (M27) in Hα/SII/OIII + RGB, 




    

        Jose Carballada
    C
  • Final
    Dumbbell Nebula (M27) in Hα/SII/OIII + RGB, 




    

        Jose Carballada
    D

B

RGB stars added and new process

C

new process

D

background high contrast , more clean image

Sky plot

Sky plot

Histogram

Dumbbell Nebula (M27) in Hα/SII/OIII + RGB, 




    

        Jose Carballada