Hemisphere:  Southern  ·  Constellation: Ophiuchus (Oph)  ·  Contains:  IC 4603
VdB 105 Rho Ophiuchi area, 


            Dennis Moeller
VdB 105 Rho Ophiuchi area
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VdB 105 Rho Ophiuchi area

Technical card

Imaging telescopes or lenses: Sublambda Engineering SL HypA 16" f:3,5

Imaging cameras: Sony NEX-5N mod

Mounts: EQ 8

Software: Pixinsight 1.8

Filters: Astronomik IR-Block

Dates:April 21, 2018

Frames:Astronomik IR-Block: 66x60" ISO1600 12C bin 2x2

Integration: 1.1 hours

Flats: ~5

Avg. Moon age: 5.86 days

Avg. Moon phase: 34.10%

Bortle Dark-Sky Scale: 3.00

Mean FWHM: 5.00

Temperature: 12.00

Basic astrometry details

Astrometry.net job: 2038822

RA center: 16h 25' 23"

DEC center: -24° 20' 16"

Pixel scale: 1.372 arcsec/pixel

Orientation: 2.949 degrees

Field radius: 0.535 degrees

Resolution: 1824x1237

Locations: Ebenwaldhöhe, Kleinzell, Austria


Bad seeing due to the low altitude of the object. Nevertheless, i gave it a try and that's the result.


Sky plot

Sky plot


VdB 105 Rho Ophiuchi area, 


            Dennis Moeller