NGC 1729
| Galaxy NGC 1729 |
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|---|---|
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| SDSS recording | |
| AladinLite | |
| Constellation | Orion |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 05 h 00 m 15.7 s |
| declination | -03 ° 21 ′ 09 ″ |
| Appearance | |
| Morphological type | SA (s) c |
| Brightness (visual) | 12.9 mag |
| Brightness (B-band) | 13.7 mag |
| Angular expansion | 1.7 ′ × 1.4 ′ |
| Position angle | 30 ° |
| Surface brightness | 13.7 mag / arcmin² |
| Physical data | |
| Affiliation | LGG 123 |
| Redshift | 0.012115 ± 0.000013 |
| Radial velocity | 3632 ± 4 km / s |
|
Stroke distance v rad / H 0 |
(158 ± 11) · 10 6 ly (48.5 ± 3.4) Mpc |
| history | |
| discovery | Wilhelm Herschel |
| Discovery date | February 1, 1786 |
| Catalog names | |
| NGC 1729 • PGC 16529 • MCG -01-13-043 • IRAS 04577-0325 • 2MASX J05001569-0321088 • GC 955 • H III 503 • LDCE 0351 NED018 | |
NGC 1729 is a spiral galaxy of Hubble type Sc in the constellation Orion the southern sky . It is an estimated 158 million light years from the Milky Way .
The object was discovered by the astronomer Wilhelm Herschel on February 1, 1786 using his 18.7-inch mirror telescope.