Hemisphere:  Southern  ·  Constellation: Orion (Ori)  ·  Contains:  Great Orion Nebula  ·  Lower Sword  ·  M 42  ·  M 43  ·  Mairan's Nebula  ·  NGC 1976  ·  NGC 1980  ·  NGC 1982  ·  Orion Nebula  ·  The star θ1Ori  ·  The star θ2Ori  ·  The star ιOri
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M42, the Great Orion Nebula, 



    
        

            Kathy Walker
M42, the Great Orion Nebula
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M42, the Great Orion Nebula

Getting plate-solving status, please wait...
M42, the Great Orion Nebula, 



    
        

            Kathy Walker
M42, the Great Orion Nebula
Powered byPixInsight

M42, the Great Orion Nebula

Technical card

Imaging telescopes or lenses: Orion 200mm f/4 Newtonian astrograph

Imaging cameras: Atik 383L+ mono

Mounts: CEM60

Guiding telescopes or lenses: KW Telescopes KWIQ Guider

Guiding cameras: QHY5

Software: Sequence Generator Pro  ·  Pixinsight 1.8  ·  PHD2

Filters: Astrodon RGB  ·  Astrodon Luminance  ·  Astrodon 5nm Oiii  ·  Astrodon 5nm Halpha

Accessory: TeleVue Paracorr Type 2


Dates:Nov. 8, 2021Nov. 11, 2021

Frames:
Astrodon 5nm Halpha: 12x300" (1h) bin 1x1
Astrodon 5nm Halpha: 12x60" (12') bin 1x1
Astrodon 5nm Oiii: 12x120" (24') bin 1x1
Astrodon 5nm Oiii: 12x300" (1h) bin 1x1
Astrodon Luminance: 12x10" (2') bin 1x1
Astrodon Luminance: 12x60" (12') bin 1x1
Astrodon RGB: 30x10" (5') bin 1x1
Astrodon RGB: 30x60" (30') bin 2x2

Integration: 3h 25'

Avg. Moon age: 5.74 days

Avg. Moon phase: 33.88%


Basic astrometry details

Astrometry.net job: 5215255

RA center: 05h34m54s.5

DEC center: -05°3224

Pixel scale: 1.203 arcsec/pixel

Orientation: 4.596 degrees

Field radius: 0.633 degrees


Resolution: 2960x2364

Locations: Hall's Harbour Observatory (H2O), Hall's Harbour, NS, Canada

Data source: Backyard

Description

M-42, the Orion Nebula. Because of the huge dynamic range, this nebula requires a range of exposure times, with the short exposures providing detail in the bright core and the longer exposure times filling in details in the faint periphery.

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