This is an image of the ET Cluster taken during the 2009 Mt Kobau Star Party.

NGC 457 – August 18, 2009
Constellation: Cassiopeia
Location: Mt Kobau, BC
Optics: TeleVue NP-127is f/5.2
Mount: Losmandy G-11
Camera: SBIG ST-2000XM with CFW10 and LRGB Astrodon Filters
Binning: LRGB 1x1
Exposure Time: L 12x5m / R 6x5m / G 6x5m / B 6x5m
Total Exposure Time: 2h 30m (at -20C)