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Contains:  Great Nebula in Orion, M 42, M 43, NGC 1976, NGC 1982, The star θ1Ori, The star θ2Ori
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M42 - Revisited , 


            Stacy Spear
M42 - Revisited
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M42 - Revisited

Technical card

Imaging telescope or lens:CELESTRON C11

Imaging camera:Canon 7D

Mount:Celestron CG5

Focal reducer:Celestron reducer, f/6.3

Software:Adobe Photoshop CC (64 Bit)

Dates:Nov. 30, 2014

Frames: 25x30" ISO1600 5C

Integration: 0.2 hours

Darks: ~17

Flats: ~15

Bias: ~21

Avg. Moon age: 8.53 days

Avg. Moon phase: 62.05%

Bortle Dark-Sky Scale: 4.00

Temperature: 5.00

Basic astrometry details job: 470755

RA center: 5h 34' 56"

DEC center: -5° 23' 16"

Pixel scale: 0.762 arcsec/pixel

Orientation: 36.176 degrees

Field radius: 0.395 degrees

Resolution: 3000x2217

Locations: Charlottesville, Charlottesville, VA, United States


M42 was my first DSO photographed. This is a revisit to it 4 weeks later. Learned a lot in between and it shows here. Lots of learning to do but I like this grainy image. :)



Stacy Spear
License: None (All rights reserved)

Sky plot

Sky plot


M42 - Revisited , 


            Stacy Spear