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Contains:  IC 4603
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IC 4603 in Ophiuchus, 


            Carsten Jacobs
IC 4603 in Ophiuchus

IC 4603 in Ophiuchus

Technical card

Imaging telescope or lens:IAS AK3 20" Newton Astrograph

Imaging camera:FLI MicroLine MicroLine 16803

Mount:Bath IAS Frame Mount for AK3

Guiding telescope or lens:IAS AK3 20" Newton Astrograph

Guiding camera:Starlight Xpress Lodestar X2 Guidecam


Resolution: 4096x4096

Dates:April 25, 2017

B: 3x600" -20C bin 1x1
G: 3x600" -20C bin 1x1
R: 3x600" -20C bin 1x1

Integration: 1.5 hours

Avg. Moon age: 28.38 days

Avg. Moon phase: 1.49% job: 1615589

RA center: 246.354 degrees

DEC center: -24.435 degrees

Pixel scale: 0.971 arcsec/pixel

Orientation: -178.586 degrees

Field radius: 0.781 degrees

Locations: IAS Hakos, Windhoek, Namibia


Within the Ophiuchus / Scorpius nebulosity I like this area the most.



Carsten Jacobs
License: None (All rights reserved)

Sky plot

Sky plot


IC 4603 in Ophiuchus, 


            Carsten Jacobs