Holmberg 124

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Object identification (390kB)

Object data of Holmberg124

Object type: group of 4 interacting galaxies (NGC2805, NGC2814, NGC2820 and IC2458)
Size: NGC2805: 6.3 x 4.8'
Magnitude: NGC2805: 11.5 mag
Constellation: UMa
Distance: 80 Mio Ly

Exposure data

Date: 2008-04-07 + 10 + 26 + 27
  Location: Nussbach / Austria (400m)
Telescope: 12" Newtonian telescope (f=1139mm)
Camera: ST2000XM with CFW8 and SBIG Filters
  Binning: L 1x1 / RGB 2x2
  Exposure time: L 27x12m / R 9x12m / G 9x6m / B 9x6m
Exposure time total: 9h 00m
Notes: probably faint galactic cirrus in top right corner