Contains:Crescent nebula, NGC 6888
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Crescent Nebula (NGC6888) close up in Hα/SII/OIII, 




    

        Jose Carballada
Crescent Nebula (NGC6888) close up in Hα/SII/OIII

Crescent Nebula (NGC6888) close up in Hα/SII/OIII

Technical card

Resolution: 3680x2892

Dates: Aug. 17, 2017Aug. 18, 2017Aug. 21, 2017

Frames:
Baader Planetarium Ha 1.25" 7nm: 15x300" (gain: 200.00) -20C bin 1x1
Baader Planetarium Ha 1.25" 7nm: 15x600" (gain: 200.00) -20C bin 1x1
Baader Planetarium OIII 1.25" 8.5nm: 15x300" (gain: 200.00) -20C bin 1x1
Baader Planetarium SII 1.25" 8nm: 15x300" (gain: 200.00) -20C bin 1x1

Integration: 6.2 hours

Darks: ~100

Flats: ~150

Bias: ~300

Avg. Moon age: 26.65 days

Avg. Moon phase: 12.46%

Astrometry.net job: 1703819

RA center: 303.030 degrees

DEC center: 38.345 degrees

Pixel scale: 0.478 arcsec/pixel

Orientation: 90.950 degrees

Field radius: 0.311 degrees

Locations: Berga Resort, Berga, Barcelona, Spain

Description

Maximum close up from my suburban location in CFHT palette

Comments

Author

Carballada
Jose Carballada
License: Attribution-NonCommercial-ShareAlike Creative Commons
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Crescent Nebula (NGC6888) close up in Hα/SII/OIII, 




    

        Jose Carballada