NGC 672
| Galaxy NGC 672 |
|
|---|---|
|
|
| NGC 672, IC 1727 & LEDA 1803573 | |
| AladinLite | |
| Constellation | triangle |
|
Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 01 h 47 m 54.06 s |
| declination | + 27 ° 25 ′ 55.8 ″ |
| Appearance | |
| Morphological type | SB (s) cd / HII |
| Brightness (visual) | 10.7 mag |
| Brightness (B-band) | 11.4 mag |
| Angular expansion | 6 ′ × 2.4 ′ |
| Position angle | 65 ° |
| Surface brightness | 13.4 mag / arcmin² |
| Physical data | |
| Redshift | 0.001408 ± 0.000007 |
| Radial velocity | 422 ± 2 km / s |
|
Stroke distance v rad / H 0 |
(25 ± 2) x 10 6 ly (7.52 ± 0.53) Mpc |
| history | |
| discovery | Wilhelm Herschel |
| Discovery date | October 26, 1786 |
| Catalog names | |
| NGC 672 • UGC 1256 • PGC 6595 • CGCG 482-016 • MCG + 4-05-11 • IRAS 01450 + 2710 • VV 338 • GC 396 • H I 157 • h 150 • NVSS J014756 + 272617 • HOLM 046A | |
NGC 672 is a bar-spiral galaxy with extensive star formation regions of the Hubble type SBcd in the constellation Triangle in the northern sky . It is estimated to be 25 million light years from the Milky Way and about 35,000 light years in diameter. Together with IC 1727 , which is less than 90,000 light years away , it forms the gravitationally bound galaxy pair Holm 46 .
The galaxies NGC 670 , NGC 684 , IC 1727 , IC 1731 are located in the same area of the sky .
The object was discovered by William Herschel on October 26, 1786 .
Web links
Commons : NGC 672 - collection of images, videos, and audio files
- SIMBAD Astronomical Database
- Spektrum.de : Amateur recordings [1] [2] [3]