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Contains:  IC 4603, IC 4604, IC 4605, M 4, NGC 6121, Part of the constellation Scorpius (Sco), The star 22Sco, The star 24Oph, The star Al Niyat (σSco), The star Antares (αSco), The star οSco, The star ρOph, The star τSco, The star ωOph, rho Oph Nebula
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Rho Ophiuchi Structure

Technical card

Dates:May 30, 2020

Frames: 15x300" (gain: 0.00) -20C bin 1x1

Integration: 1.2 hours

Darks: ~25

Flats: ~25

Bias: ~100

Avg. Moon age: 7.77 days

Avg. Moon phase: 54.14%

Bortle Dark-Sky Scale: 3.00

Basic astrometry details job: 3566293

RA center: 16h 36' 13"

DEC center: -24° 47' 52"

Pixel scale: 5.971 arcsec/pixel

Orientation: 175.774 degrees

Field radius: 6.232 degrees

Resolution: 6248x4176

Locations: New Florence, MO, New Florence, Missouri, United States

Data source: Traveller


I did very limited processing on this image, I was so impressed with the natural colors and contrast resulting from the stacked images.



Landon Boehm
License: None (All rights reserved)

Sky plot

Sky plot


Rho Ophiuchi Structure, 


            Landon Boehm