Contains: IC 4605, NGC 6144, rho Oph nebula, IC 4604, IC 4603, M 4, NGC 6121, M 80, NGC 6093, The star τSco, The star 22Sco, The star Antares (αSco), The star ρOph, The star Al Niyat (σSco), The star οSco, Part of the constellation Scorpius (Sco)
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Rho Ophiuchi cloud complex

Technical card

Imaging telescope or lens: Nikkor 180mm Ai-S ED f/2.8

Imaging camera: Nikon D5300

Mount: SkyWatcher Star Adventurer

Guiding camera: ZWO ASI290MM

Software: Backyard Nikon

Filter: Hutech IDAS LPS D1 clip-on

Accessory: Orion 30mm Ultra Mini guide scope

Resolution: 6016x4016

Dates: July 14, 2017

Frames: 15x180" ISO800

Integration: 0.8 hours

Avg. Moon age: 19.80 days

Avg. Moon phase: 73.92%

Astrometry.net job: 1654312

RA center: 246.756 degrees

DEC center: -25.295 degrees

Pixel scale: 4.471 arcsec/pixel

Orientation: 90.432 degrees

Field radius: 4.492 degrees

Comments

Author

Prem K
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Rho Ophiuchi cloud complex, Prem K