Hemisphere:  Southern  ·  Constellation: Orion (Ori)  ·  Contains:  Horsehead nebula  ·  IC 434  ·  NGC 2023
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Horsehead Nebula - RGB colour, 



    
        

            Richard Muhlack
Horsehead Nebula - RGB colour
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Horsehead Nebula - RGB colour

Getting plate-solving status, please wait...
Horsehead Nebula - RGB colour, 



    
        

            Richard Muhlack
Horsehead Nebula - RGB colour
Powered byPixInsight

Horsehead Nebula - RGB colour

Technical card

Imaging telescopes or lenses: Vixen Visac VC-200L

Mounts: Sky-Watcher NEQ6

Focal reducers: Vixen F/6.4 VC200L reducer

Software: Sequence Generator Pro

Filters: Astronomik OIII 12nm  ·  Astronomik SII 12nm  ·  Astronomik Ha 6nm  ·  Astronomik B 1.25" Type IIc  ·  Astronomik G 1.25" Type IIc  ·  Astronomik R 1.25" Type IIc


Frames:
Astronomik B 1.25" Type IIc: 20x300" (1h 40') bin 1x1
Astronomik G 1.25" Type IIc: 20x300" (1h 40') bin 1x1
Astronomik Ha 6nm: 42x600" (7h) bin 1x1
Astronomik OIII 12nm: 20x600" (3h 20') bin 1x1
Astronomik R 1.25" Type IIc: 20x300" (1h 40') bin 1x1
Astronomik SII 12nm: 15x600" (2h 30') bin 1x1

Integration: 17h 50'


Basic astrometry details

Astrometry.net job: 932291

RA center: 5h 40' 59"

DEC center: -2° 25' 15"

Pixel scale: 1.073 arcsec/pixel

Orientation: 89.096 degrees

Field radius: 0.374 degrees


Resolution: 1398x2082

Locations: Strathalbyn SA, Australia, Strathalbyn, SA, Australia

Data source: Backyard

Description

Luminance: narrowband Ha3:S2 plus broadband RGB

Colour from broadband Astronomik RGB filters

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Histogram

Horsehead Nebula - RGB colour, 



    
        

            Richard Muhlack