Hemisphere:  Southern  ·  Constellation: Ophiuchus (Oph)  ·  Contains:  M 12  ·  NGC 6218
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Messier 12, 



    
        

            Casey Good
Messier 12
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Getting plate-solving status, please wait...
Messier 12, 



    
        

            Casey Good
Messier 12
Powered byPixInsight

Technical card

Imaging telescopes or lenses: Planewave CDK14

Imaging cameras: FLI Proline 16803

Mounts: Paramount MX+

Guiding telescopes or lenses: Planewave CDK14

Guiding cameras: Starlight Xpress Lodestar Autoguider X2

Software: Stark Labs PHD guiding PHD 2  ·  Sequence Generator Pro

Filters: L  ·  B  ·  G  ·  R


Dates:May 21, 2020

Frames:
B: 17x300" (1h 25') bin 2x2
G: 20x300" (1h 40') bin 2x2
L: 17x300" (1h 25') bin 1x1
R: 15x300" (1h 15') bin 2x2

Integration: 5h 45'

Avg. Moon age: 28.38 days

Avg. Moon phase: 1.50%


Basic astrometry details

Astrometry.net job: 3535453

RA center: 16h 47' 14"

DEC center: -1° 56' 42"

Pixel scale: 0.715 arcsec/pixel

Orientation: 359.831 degrees

Field radius: 0.528 degrees


Resolution: 3796x3724

Locations: Dark Sky Observatory Collaborative, Ft. Davis, Texas, United States

Data source: Own remote observatory

Remote source: Non-commercial independent facility

Description

A nice globular cluster, M12. I was very surprised to see several younger blue stars within the cluster

Comments

Sky plot

Sky plot

Histogram

Messier 12, 



    
        

            Casey Good

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