Hemisphere:  Southern  ·  Constellation: Ophiuchus (Oph)  ·  Contains:  IC 4592  ·  IC 4601  ·  IC 4603  ·  IC 4604  ·  IC 4605  ·  M 4  ·  NGC 6121  ·  Part of the constellation Scorpius (Sco)  ·  The star Al Niyat (σSco)  ·  The star Antares (αSco)  ·  The star Graffias (β1Sco)  ·  The star νSco  ·  The star τSco  ·  The star φOph  ·  The star χOph  ·  The star ω1Sco  ·  The star ω2Sco  ·  The star ωOph  ·  rho Oph nebula
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Rho Ophicus Region, 



    
        

            Joe Perulero
Rho Ophicus Region
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Rho Ophicus Region

Technical card

Imaging telescopes or lenses: Samyang 85mm F/1.4

Guiding cameras: Canon 500D (T1i) modded


Dates:July 15, 2014

Frames: 720x60" (12h) ISO1000

Integration: 12h

Darks: ~25

Flats: ~25

Bias: ~25

Avg. Moon age: 18.27 days

Avg. Moon phase: 86.70%


Basic astrometry details

Astrometry.net job: 365287

RA center: 16h 25' 43"

DEC center: -21° 54' 57"

Pixel scale: 75.995 arcsec/pixel

Orientation: 57.925 degrees

Field radius: 8.986 degrees


Resolution: 708x473

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Sky plot

Sky plot

Histogram

Rho Ophicus Region, 



    
        

            Joe Perulero