Hemisphere:  Northern  ·  Constellation: Orion (Ori)  ·  Contains:  Part of the constellation Orion (Ori)  ·  The star 134Tau  ·  The star 18Ori  ·  The star Betelgeuse (αOri)  ·  The star Meissa (λOri)  ·  The star φ1Ori  ·  The star φ2Ori
Getting plate-solving status, please wait...
Head of Orion (Meissa Nebula), 



    
        

            Ray Heinle
Head of Orion (Meissa Nebula)
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Head of Orion (Meissa Nebula)

Getting plate-solving status, please wait...
Head of Orion (Meissa Nebula), 



    
        

            Ray Heinle
Head of Orion (Meissa Nebula)
Powered byPixInsight

Head of Orion (Meissa Nebula)

Technical card

Imaging telescopes or lenses: Samyang 135mm f/2 ED UMC

Imaging cameras: ZWO ASI071MC Pro

Mounts: iOptron CEM40ec

Software: PixInsight  ·  Deep Sky Stacker  ·  APT

Filters: Optolong L-eNhance 2"


Dates:Jan. 17, 2021

Frames: 20x600" (3h 20')

Integration: 3h 20'

Avg. Moon age: 4.31 days

Avg. Moon phase: 19.61%


Basic astrometry details

Astrometry.net job: 4166613

RA center: 5h 35' 0"

DEC center: +9° 56' 9"

Pixel scale: 7.601 arcsec/pixel

Orientation: 181.710 degrees

Field radius: 6.266 degrees


Resolution: 4944x3284

Locations: Home Back Yard, Gilbert, Arizona, United States

Data source: Backyard

Description

I have tried this object several times with no success. Finally using the 135mm Samyang lens and L-enhance filter I was able to do a reasonable rendition of this huge (>6 degrees) and dim object. The f2 Samyang lens was stopped down to f2.8.

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Head of Orion (Meissa Nebula), 



    
        

            Ray Heinle