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Contains:  NGC 3729, NGC 3718
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NGC3718

Technical card

Resolution: 1270x952

Dates:April 7, 2018

Frames: 182x120"

Integration: 6.1 hours

Avg. Moon age: 21.42 days

Avg. Moon phase: 57.69%

Astrometry.net job: 2575474

RA center: 173.239 degrees

DEC center: 53.066 degrees

Pixel scale: 1.179 arcsec/pixel

Orientation: 358.632 degrees

Field radius: 0.260 degrees

Locations: my lovely garden, near Vienna, Austria

Data source: Traveller

Description

The famous polar ring galaxy NGC3718 with companion NGC3729 in UMa, right below of it Hicksons Compact Group Nr.56 or HCG56 in short. The distance is about 49 Mio. lightyears, while HCG56 is estimated to be about 10 times further.

LRGB with ASI1600MM-cool at gain zero and Astronomik Deepsky RGB filters. 10" f/4 Lacerta Photonewton on AZEQ6 guided/dithered by MGEN.

Comments

Author

tommy_nawratil
tommy_nawratil
License: None (All rights reserved)
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full field

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annotated version

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NGC3718, 





    
        

            tommy_nawratil