The Horsehead Nebula in Orion

The Horsehead Nebula, Barnard 33, is a dark nebula, silhouetted against the bright emission nebula IC 434. The large blue object to the left of IC 434 is a reflection nebula, NGC 2023. They are all found near the star Alnitak, the easternmost star in Orion's belt, which is off the frame to the right, and are 1400 light-years from Earth.

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File information
Filename:	IC434_LHaRGB1_20181103.jpg
Album name:	27telp / Nebulae
Location and Date:	OCA site near Anza, CA, USA - 11/3/2018
Equipment:	William Optics FLT-132 scope, QSI 583wsg CCD camera, Astro-Physics 1200 GTO mount, Borg Mini-50 Guidescope, Starlight Xpress Ultrastar guide camera
Settings:	Luminance - 8 exposures; Red - 11, Green - 9, Blue - 10, H-Alpha - 10, 5 minutes in each, bin 1x1 all.
Notes:	Software: Image Capture - SGPro, Guiding: PhD2, Processing: PixInsight
Filesize:	1138 KiB
Date added:	Jan 18, 2022
Dimensions:	2024 x 1540 pixels
Displayed:	666 times
Color Space:	sRGB
EXIF Offset:	172
EXIF Version:	version 2.31
Resolution Unit:	Inch
Software:	Adobe Photoshop Lightroom Classic 11.1 (Windows)
X Resolution:	240 dots per ResolutionUnit
Y Resolution:	240 dots per ResolutionUnit
URL:	http://www.slithergadee.net/coppergallery/displayimage.php?pid=1661
Favorites:	Remove from Favorites

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Event Horizon - Astronomical and Terrestrial Images

The Horsehead Nebula in Orion