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
M42, 



    
        

            Dennis Moeller
M42
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M42

Technical card

Imaging telescopes or lenses: Lichtenknecker Optics FFC 200/760 f4.0

Imaging cameras: Sony NEX-5N mod

Mounts: EQ 8

Filters: Astronomik IR-Block


Dates:Nov. 16, 2017

Frames: 56x60" ISO400

Integration: 0.9 hours

Avg. Moon age: 27.69 days

Avg. Moon phase: 3.77%


Basic astrometry details

Astrometry.net job: 1825308

RA center: 5h 34' 56"

DEC center: -5° 20' 27"

Pixel scale: 2.580 arcsec/pixel

Orientation: 358.103 degrees

Field radius: 1.006 degrees


Resolution: 1544x2345

Locations: Antares Observatory/Lower Austria, Hainfeld, Austria

Description

Subframes were taken @ISO400. 60s exposure time made sure that central parts of M42 didn't get overexposed. The worst 15 subframes (with respect to star's FWHM, S/N and excentricity) were discarded and not taken into account for final image.

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M42, 



    
        

            Dennis Moeller