Celebrating the Beauty of the Night Sky
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The Great Hercules Globular
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. This is a Class V globular with an intermediate density of stars at its core.


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All Images of The Great Hercules Globular
20 May 2017

11 Jul 2015

06 Jun 2013

11 Sep 2010

19 Jun 2004

Details:
Night of:Friday June 18, 2004
Site:Joshua Tree
Local Time:2:00 AM | Jun 19, 2004
Altitude:60°
RA:16h 41m 41s
Declination:+36d 27' 36"
Distance:22,200 light years
Magnitude:+5.8 mV
Size:20'
Camera Settings:
Telescope:9.25-SCT
Camera:SBIG ST237A + f/3.3 Reducer
f/ratio:f/3.3
Pixel Scale:1.83 arcsec
Image Size:590 x 428 pixels (0.3 MP)
18.0' x 13.1'
Exposure:30 sec
Stacked Frames:0
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