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Contains:  Great Nebula in Orion, M 42, M 43, NGC 1973, NGC 1975, NGC 1976, NGC 1977, NGC 1980, NGC 1981, NGC 1982, The star 42Ori, The star 45Ori, The star θ1Ori, The star θ2Ori, The star ιOri, The star ξ1Cet
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Orion Nebula (Messier 42) Narrow Band HDR, 



    
        

            Miles Zhou
Orion Nebula (Messier 42) Narrow Band HDR
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Orion Nebula (Messier 42) Narrow Band HDR

Technical card

Imaging telescope or lens:Takahashi FSQ 106ED f/5 FSQ 106ED f/5

Imaging camera:QSI 683 wsg-8

Mounts:

Guiding telescopes or lenses:

Guiding cameras:

Focal reducers:

Software:

Filter:AstroDon Ha, Sii, Oiii AstroDon Narrow Band Filters

Accessories:


Resolution: 3326x2504

Dates:Jan. 17, 2016Feb. 25, 2016March 2, 2016

Frames:
AstroDon Ha, Sii, Oiii AstroDon Narrow Band Filters: 32x1800" -20C bin 1x1
BAADER H Alpha 7nm: 60x16" -20C bin 1x1
BAADER H Alpha 7nm: 10x1800" -20C bin 1x1
BAADER H Alpha 7nm: 15x300" -20C bin 1x1
BAADER H Alpha 7nm: 8x900" -20C bin 1x1

Integration: 24.5 hours

Darks: 0

Flats: 0

Flat darks: 0

Bias: 0

Avg. Moon age: 15.95 days

Avg. Moon phase: 64.62%

Bortle Dark-Sky Scale: None

Mean SQM: None

Mean FWHM: None

Temperature: None


Basic astrometry details

Astrometry.net job: 1064016

RA center: 5h 35' 27"

DEC center: -5° 15' 10"

Pixel scale: 2.102 arcsec/pixel

Orientation: 145.424 degrees

Field radius: 1.215 degrees


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

Description

A new HDR stretch is used to pull out the background dust at the same time, compress the highlight in HDR image. Let's call it Dual Gamma Stretch.

Comments

Author

mileszhou
Miles Zhou
License: None (All rights reserved)
1590
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Orion Nebula (Messier 42) Narrow Band HDR, 



    
        

            Miles Zhou