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M13 the great Hercules Cluster

Technical card

Resolution: 1539x1154

Dates:June 26, 2017

Frames: 103x180"

Integration: 5.2 hours

Avg. Moon age: 2.74 days

Avg. Moon phase: 8.24%

Astrometry.net job: 1646282

Locations: my lovely garden, near Vienna, Austria

Data source: Unknown

Description

The shortest nights of the year were clear and blessed with good seeing. Good resolution into the core and countless faint galaxies in the field were the happy harvest, in NGC6207 even some HII knots can be seen.

53+20+14+16 x 3min subframes LRGB with Asi1600 at zero gain and Lacerta 10" f/4 Photonewton

A VizieR query came up with sdss7 catalogue, and on the Aladin overlay of a POSS pic a star of mag 23.5 could be identified. One of my deepest astro photos!

Comments

Author

tommy_nawratil
tommy_nawratil
License: None (All rights reserved)
119216
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Revisions

B

crop on M13

D

Aladin displays sdss7 stars near M13, a star of mag 23,5 is identified on the photo

Histogram

M13 the great Hercules Cluster, 





    
        

            tommy_nawratil