IC 1727
| Galaxy IC 1727 |
|
|---|---|
![NGC 672, IC 1727 & LEDA 1803573 [1]](https://de.wikipedia.org/wiki/Datei:NGC_0672_SDSS.jpg)
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| NGC 672, IC 1727 & LEDA 1803573 | |
| AladinLite | |
| Constellation | triangle |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 01 h 47 m 29.9 s |
| declination | + 27 ° 20 ′ 00 ″ |
| Appearance | |
| Morphological type | SB (s) m / LINER2 |
| Brightness (visual) | 11.4 mag |
| Brightness (B-band) | 12.0 mag |
| Angular expansion | 5.70 x 2.4 |
| Position angle | 150 ° |
| Surface brightness | 14.1 mag / arcmin² |
| Physical data | |
| Redshift | 0.001151 ± 0.000003 |
| Radial velocity | 345 ± 1 km / s |
|
Stroke distance v rad / H 0 |
(21 ± 1) x 10 6 ly (6.37 ± 0.45) Mpc |
| history | |
| discovery | Isaac Roberts |
| Discovery date | November 29, 1896 |
| Catalog names | |
| IC 1727 • UGC 1249 • PGC 6574 • CGCG 482-014 • MCG + 04-05-009 • IRAS 01446 + 2705 • KUG 0144 + 271 N01 • 2MASX J01472988 + 2720000 • VV 338a • NSA 130396 • HOLM 46B | |
IC 1727 is a bar-spiral galaxy with an active nucleus of the Hubble type SBm in the triangle constellation in the northern sky . It is estimated to be 21 million light years away from the Milky Way and about 30,000 light years in diameter . Together with NGC 672 , 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 1731 are located in the same area of the sky .
The object was discovered by Isaac Roberts on November 29, 1896 .
Web links
Commons : IC 1727 - Collection of Images, Videos and Audio Files
- SIMBAD Astronomical Database
- Spektrum .de: amateur recordings [1]