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Contains:  IC 4603, IC 4604, IC 4605, M 4, NGC 6121, NGC 6144, Part of the constellation Scorpius (Sco), The star 22Sco, The star Al Niyat (σSco), The star Antares (αSco), The star οSco, The star ρOph, The star τSco, The star ωOph, rho Oph nebula
Getting plate-solving status, please wait...


            Steffen Boelaars
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Technical card

Dates:Aug. 24, 2019

Frames: 48x120" ISO1600

Integration: 1.6 hours

Darks: ~100

Flats: ~100

Bias: ~100

Avg. Moon age: 23.00 days

Avg. Moon phase: 40.96%

Bortle Dark-Sky Scale: 1.00

Temperature: 4.00

Basic astrometry details job: 2883258

RA center: 16h 30' 39"

DEC center: -24° 50' 13"

Pixel scale: 5.589 arcsec/pixel

Orientation: 268.234 degrees

Field radius: 5.196 degrees

Resolution: 5570x3714

Locations: Star Field, Ruakokoputuna, Wellington, New Zealand

Data source: Own remote observatory

Remote source: Non-commercial independent facility


Second attempt at trying to bring out dark dust clouds: the very picturesque area around Antares. Loving the colours! Shot at 150mm focal length, on full-spectrum APS-C sensor.



Steffen Boelaars
License: None (All rights reserved)

Sky plot

Sky plot




            Steffen Boelaars