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IC 4604 - Rho Ophiuchi Nebula 
A blue reflection nebula in Ophiuchus, illuminated by three bright stars of which the central and brightest is Rho Ophiuchi.  Lying along the border of Ophiuchus and Scorpius, this nebula and its neighbor IC4603 are close to the giant red star Antares.

IC 4604 - Rho Ophiuchi Nebula

A blue reflection nebula in Ophiuchus, illuminated by three bright stars of which the central and brightest is Rho Ophiuchi. Lying along the border of Ophiuchus and Scorpius, this nebula and its neighbor IC4603 are close to the giant red star Antares.




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File information
Filename:IC4604-20210605-LRGB1.jpg
Album name:27telp / Nebulae
Location and Date:OCA Observation Site near Anza, California, 6/5/2021
Equipment:Image Capture: William Optics FLT-132 refractor, Astro-Physics 1200GTO mount, ZWO ASI1600mm CMOS camera, Sequence Generator Pro; guiding - Starlight Express Ultrastar, PHD2
Settings:10 exposures @240 seconds each in Luminance, 10 @300 seconds each in Red, 5 @300 seconds each in Green and Blue, all bin 1x1
Notes:Processing: CCDStack2, PixInsight 1.8.8.7, Photoshop CC 2021
Filesize:3664 KiB
Date added:Jun 23, 2021
Dimensions:2358 x 1783 pixels
Displayed:230 times
Color Space:sRGB
EXIF Offset:212
EXIF Version:version 2.31
Resolution Unit:Inch
Software:Adobe Photoshop Lightroom Classic 10.3 (Windows)
X Resolution:240 dots per ResolutionUnit
Y Resolution:240 dots per ResolutionUnit
IPTC Copyright:Copyright J. L. Floyd 2019
URL:http://www.slithergadee.net/coppergallery/displayimage.php?pid=1263
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