Messier 92

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Object data of M92

Object type: globular star cluster (IV)
Size: 12.2'
Magnitude: 6.4 mag
Constellation: Her
Distance: 27,000 Ly
Notes: extremely compressed middle

Exposure data

Date: 2008-07-01 + 02
  Location: Nussbach / Austria (400m)
Telescope: 12" Newtonian telescope (f=1139mm)
Camera: ST2000XM with CFW8 and SBIG Filters
  Binning: L 1x1 / RGB 1x1
  Exposure time: L 33x2m / R 8x8m / G 9x4m / B 9x4m + short exposure times for core
Exposure time total: 3h 42m