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Contains:  M 43, NGC 1982, NGC 1977, NGC 1980, M 42, Great Nebula in Orion, NGC 1976, NGC 1975, NGC 1981, NGC 1973, The star 45Ori, The star ιOri, The star θ2Ori, The star θ1Ori, The star 42Ori
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M42, 





    
        

            stevebryson
M42

M42

Technical card

Imaging telescope or lens:ED80

Imaging camera:SBIG ST-8300C

Mount:Orion Atlas EQ-G

Guiding telescope or lens:ED80

Guiding camera:SBIG STi mono

Focal reducer:William Optics FF/FR 0.8x Tipo II

Software:PixInsightphotoshopMicroprojects Equinox Image

Filter:Orion SkyGlow 2" Imaging Filter

Accessory:Orion Thin OAG

Resolution: 2083x2758

Dates:Dec. 30, 2013Jan. 1, 2014

Frames:
Orion SkyGlow 2" Imaging Filter: 40x20" -20C bin 1x1
Orion SkyGlow 2" Imaging Filter: 22x300" -20C bin 1x1
Orion SkyGlow 2" Imaging Filter: 9x900" -20C bin 1x1

Integration: 4.3 hours

Darks: ~24

Bias: ~50

Avg. Moon age: 13.65 days

Avg. Moon phase: 2.85%

Bortle Dark-Sky Scale: 5.00

Astrometry.net job: 2146153

RA center: 83.772 degrees

DEC center: -5.356 degrees

Pixel scale: 2.860 arcsec/pixel

Orientation: 1.947 degrees

Field radius: 1.373 degrees

Locations: Home, San Rafael, California, United States

Data source: Backyard

Description

HDR image, mostly processed in PixInsight, with minor enhancements in photoshop.

Comments

Author

stevebryson
stevebryson
License: Attribution-NonCommercial-ShareAlike Creative Commons
990
Like

Revisions

  • M42, 





    
        

            stevebryson
    Original
  • M42, 





    
        

            stevebryson
    B
  • Final
    M42, 





    
        

            stevebryson
    C

B

better photoshop processing with boosted colors, less sharpening, and full size.

C

better color balance, light noise control and sharpening in Lightroom.

Sky plot

Sky plot

Histogram

M42, 





    
        

            stevebryson