NGC 147

Full resolution (1600x1200 px  550kB)

Object identification (1600x1200 px  550kB)

Object data of NGC147

Object type: galaxy (dE4)
Size: 13.5' x 8.2'
Magnitude: 10.4 mag
Constellation: Cas
Distance: 2.5 Mio Ly
Notes: NGC147 is a dwarf spheroidal galaxy about 2.5 Mio Ly away in the constellation Cassiopeia. It is a member of the Local group of galaxies and a satellite galaxy of the Andromeda Galaxy.

The 'noise' inside NGC147 visible in the above image is a hint for the beginning resolution of single stars inside this galaxy.

Exposure data

Date: 2008-12-28 + 29 + 30 + 31
Location: Nussbach / Austria (400m)
Telescope: 12" Newtonian telescope (f=1139mm)
Camera: ST2000XM with CFW8 and Baader Filters
Binning: L 1x1 / RGB 2x2
Exposure time: L 32x12m / R 12x6m / G 12x6m / B 13x6m
Exposure time total: 10h 06m