The Unparalleled Beauty of the Night Sky ... Up Close
M13 Hercules Globular Cluster
M13 | Messier 13 | NGC 6205
Just barely visible to the naked eye, the Great Hercules Globular is 150 light years in diameter and contains over 300,000 stars magnitude 12 and dimmer.


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All Images of M13 Hercules Globular Cluster
20 May 2017
11 Jul 2015
6 Jun 2013
11 Sep 2010
19 Jun 2004
Details:
Night of:Saturday May 20, 2017
Site:Laguna Niguel
Local Time:11:30 PM | May 20, 2017
Altitude:60
RA:16h 41m 41s
Declination:+36d 27' 36"
Distance:22,200 light years
Magnitude:+5.8 mV
Size:23'
Camera Settings:
Telescope:9.25-SCT
Camera:Celestron NightScape
f/ratio:f6.3
Pixel Scale:1.45 arcsec
Image Size:725 x 599 pixels (0.4 MP)
17.5' x 14.5'
Exposure:30 sec
Stacked Frames:49
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