Cetus Dwarf is a dwarf spheroidal galaxy. It lies approximately 2.46 Million light-years from Earth. It is an isolated galaxy of the Local Group, which also contains the Milky Way.[3] All of the most readily observable stars in the galaxy are red giants.[4]
| Cetus Dwarf | |
|---|---|
| Observation data (J2000 epoch) | |
| Constellation | Cetus |
| Right ascension | 00h 26m 11.0s[1] |
| Declination | −11° 02′ 40″[1] |
| Distance | 2.46 ± 0.08 Mly (755 ± 24 kpc)[2] |
| Apparent magnitude (V) | 14.4[1] |
| Characteristics | |
| Type | dSph[1] |
| Other designations | |
| PGC 3097691[1] | |
The Cetus Dwarf was discovered in 1999 by Alan B. Whiting, George Hau and Mike Irwin and was found to be a member of the Local Group.[2][5]
As of 2000, no known neutral hydrogen gas has been found that is related to the Cetus dwarf galaxy.[5]