Hemisphere:  Southern  ·  Constellation: Orion (Ori)  ·  Contains:  Great Nebula in Orion  ·  M 42  ·  M 43  ·  NGC 1973  ·  NGC 1975  ·  NGC 1976  ·  NGC 1977  ·  NGC 1980  ·  NGC 1982  ·  The star 42Ori  ·  The star 45Ori  ·  The star θ1Ori  ·  The star θ2Ori  ·  The star ιOri
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M42 - Orion Nebula, 



    
        

            Pam Whitfield
M42 - Orion Nebula
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M42 - Orion Nebula

Technical card

Imaging telescopes or lenses: Explore Scientific 80mm ED TRIPLET APO

Imaging cameras: Canon 100D/SL1

Mounts: SkyWatcher AZ-EQ5

Focal reducers: Astro-Tech x 0.8 Field Flattener / Reducer

Software: EQMOD Project EQMOD  ·  StarTools  ·  BackyardEOS  ·  Deep Sky Stacker 3.3.4


Dates:Nov. 13, 2015

Frames: 3x30" (1' 30")

Integration: 1' 30"

Avg. Moon age: 1.64 days

Avg. Moon phase: 3.02%


Basic astrometry details

Astrometry.net job: 848462

RA center: 05h34m54s

DEC center: -05°2338

Pixel scale: 4.592 arcsec/pixel

Orientation: 93.530 degrees

Field radius: 1.187 degrees


Resolution: 620x492

Locations: Norris Dam State Park, Clinton, Tennessee, United States

Description

A bit of a 'sod's law' moment. Just as M42 was clearing the trees the mount started complaining about low voltage - hence only got four 30s frames....

A good things it's so bright!

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M42 - Orion Nebula, 



    
        

            Pam Whitfield