Hemisphere:  Northern  ·  Constellation: Hercules (Her)  ·  Contains:  Hercules Globular Cluster  ·  IC 4617  ·  M 13  ·  NGC 6205  ·  NGC 6207
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M13 - Great Globular Cluster in Hercules - APOD 2021-05-20, 



    
        

            Martin Dufour
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M13 - Great Globular Cluster in Hercules - APOD 2021-05-20

Getting plate-solving status, please wait...
M13 - Great Globular Cluster in Hercules - APOD 2021-05-20, 



    
        

            Martin Dufour
Powered byPixInsight

M13 - Great Globular Cluster in Hercules - APOD 2021-05-20

Equipment

Imaging Telescopes Or Lenses
AG Optical Convergent FA12
Imaging Cameras
SBIG STXL-11002
Mounts
EQ8
Filters
R · L · Astrodon G · Astrodon B
Software
PixInsight

Acquisition details

Dates:
May 13, 2021
Frames:
175×300(14h 35′)
Integration:
14h 35′
Avg. Moon age:
1.52 days
Avg. Moon phase:
2.60%

RA center: 16h41m41s.68

DEC center: +36°2737.5

Pixel scale: 1.189 arcsec/pixel

Orientation: 151.263 degrees

Field radius: 0.771 degrees

More info:Open 

Resolution: 3888x2579

File size: 5.1 MB

Data source: Backyard

Description

Every year since 2011, when M13 is high enough in the sky, I can't resist the temptation to do it again and each time, I keep improving it. So here is my 2021 version. Thank you for looking at it and giving me your comments!

Comments

Sky plot

Sky plot

Histogram

M13 - Great Globular Cluster in Hercules - APOD 2021-05-20, 



    
        

            Martin Dufour

In these public groups

Astro-Québec
Globular Star Clusters