IC 1727
Galaxy IC 1727 |
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NGC 672, IC 1727 & LEDA 1803573 | |
AladinLite | |
Constellation | triangle |
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]