ISOHDFS 27
| ISOHDFS 27 | |
|---|---|
 | |
| Observation data (J2000 epoch) | |
| Constellation | Tucana |
| Right ascension | 22h 32m 47.6s |
| Declination | −60° 33′ 36″ |
| Redshift | 0.58 |
| Distance | 6 billion light-years |
| Type | Sbc |
| Mass | 1.04 × 1012 M☉ |
| Apparent dimensions (V) | 130,000 ly (diameter) |
| Apparent magnitude (V) | 20.51 |
| Other designations | |
| LFR2003 193 | |
ISOHDFS 27 is the most massive spiral galaxy in the Hubble Deep Field South known so far which is 130,000 light-years in diameter. It is approximately 6 billion light years from Earth. It has a mass of 1.04×1012 solar masses (M☉), about four times as massive as the Milky Way.