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Contains:  Horsehead nebula, IC 434, IC 435, NGC 2023, NGC 2024, The star Alnitak (ζOri), The star σOri
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Horsehead Nebula HaRGB, 



    
        

            AstroForum
Horsehead Nebula HaRGB
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Horsehead Nebula HaRGB

Technical card


Frames:
ZWO BLUE: 27x300" bin 1x1
ZWO GREEN: 30x300" bin 1x1
ZWO H-alpha 7 nm: 25x300" bin 1x1
ZWO RED: 25x300" bin 1x1

Integration: 8.9 hours


Basic astrometry details

Astrometry.net job: 2559409

RA center: 5h 40' 53"

DEC center: -2° 25' 55"

Pixel scale: 3.517 arcsec/pixel

Orientation: 91.416 degrees

Field radius: 1.050 degrees


Resolution: 1783x1200

Locations: Utrecht city centre, Utrecht, Utrecht, Netherlands

Data source: Backyard

Comments

Author

widotje
AstroForum
License: None (All rights reserved)
2011
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Revisions

  • Final
    Horsehead Nebula HaRGB, 



    
        

            AstroForum
    B

B

Description: reduced background noise

Sky plot

Sky plot

Histogram

Horsehead Nebula HaRGB, 



    
        

            AstroForum