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Contains:  kappa Cru cluster, Jewel Box, NGC 4755, The star κCru
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Jewel Box Open Cluster, 





    
        

            Colin
Jewel Box Open Cluster

Jewel Box Open Cluster

Technical card

Resolution: 3693x2470

Dates:Aug. 23, 2019

Frames: 27x120"

Integration: 0.9 hours

Avg. Moon age: 22.02 days

Avg. Moon phase: 51.31%

Astrometry.net job: 2875875

RA center: 193.389 degrees

DEC center: -60.315 degrees

Pixel scale: 0.800 arcsec/pixel

Orientation: 271.141 degrees

Field radius: 0.494 degrees

Data source: Backyard

Description

I've long wanted to shoot this with a longer focal length telescope than a fast refractor. The seeing was ordinary at 3"+ and I quickly discovered at 300s images were saturating the brighter stars so I dropped it back to 120s.

Comments

Author

AtmosFearIC
Colin
License: None (All rights reserved)
751
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Jewel Box Open Cluster, 





    
        

            Colin