NGC 147: Dwarf Elliptical Galaxy (Cassiopeia) RA: 00h 33.2m / DEC: +48° 30'.5 Instrument: 10-inch Starfinder |
NGC 147 is a dwarf elliptical galaxy in Cassiopeia. It is a satellite galaxy of M31, the Andromeda galaxy. In fact, NGC 147 can be found about 7.5 degrees north of M31. The nearest bright star is 4.8 magnitude 19 Cassiopeiae, 2.4 degrees to the northeast. This drawing is based on a 63X view in the 10-inch Newtonian. NGC 147 appears as a 9'x5' diffuse oval. Its visual magnitude is 9.5 but it has a low 23.0 magnitude per arc second surface brightness. This object really comes to life on a dark transparent night. NGC 185, another satellite of the great M31, is just 1 degree to the east. |
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