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M02
M03
M05
M09
M13 Hercules
  M15.jpg -  M15     NGC7078   Globular Cluster   distance: 33,000 ly     actual size: 88 ly     image size: 25'x25'  FLI PL-16803 camera     12.5" Planewave scope @ 2500mm  (f/8)     AP900 mount 11.8 hour total exposure     LRGB 200:180:180:150 subs 10:10:10:10 binned 1:1:1:1     (0.73" per pixel unbinned)   MMOAG with ST402-ME camera guiding   At 12 billion years old, M15 is one of the oldest known globular clusters.   
M56
M71
M92
Open Clusters
Double Cluster

M15     NGC7078
Globular Cluster

distance: 33,000 ly     actual size: 88 ly     image size: 25'x25'

FLI PL-16803 camera     12.5" Planewave scope @ 2500mm (f/8)     AP900 mount
11.8 hour total exposure     LRGB 200:180:180:150 subs 10:10:10:10 binned 1:1:1:1     (0.73" per pixel unbinned)
MMOAG with ST402-ME camera guiding

At 12 billion years old, M15 is one of the oldest known globular clusters.

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