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Contains:  IC 4605, NGC 6144, rho Oph nebula, IC 4604, IC 4603, M 4, NGC 6121, M 80, NGC 6093, The star ωOph, The star 22Sco, The star Antares (αSco), The star ρOph, The star Al Niyat (σSco), The star οSco, The star ω2Sco, The star ω1Sco, The star πSco, Part of the constellation Scorpius (Sco)
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Rho Ophiuchi/ Antares region, 


Rho Ophiuchi/ Antares region

Rho Ophiuchi/ Antares region

Technical card

Resolution: 5511x3738

Dates:July 24, 2019

Frames: 48x160"

Integration: 2.1 hours

Avg. Moon age: 21.63 days

Avg. Moon phase: 55.45% job: 2849246

RA center: 245.129 degrees

DEC center: -24.233 degrees

Pixel scale: 6.091 arcsec/pixel

Orientation: 350.667 degrees

Field radius: 5.633 degrees

Data source: Traveller


my first attempt in this region with an exposure time of 1hour 50 min and the Sigma 135 @f2.2

Question to all users:
I always get a halo around my bright stars with the sigma, someone has a tip here for me?

thank you in advance



License: None (All rights reserved)

Sky plot

Sky plot


Rho Ophiuchi/ Antares region,