NGC 677
| Galaxy NGC 677 |
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|---|---|
![LEDA 1421664, NGC 677 & NGC 675 [1] SDSS recording](https://de.wikipedia.org/wiki/Datei:NGC675_-_NGC677_-_SDSS_DR14.png)
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| LEDA 1421664 , NGC 677 & NGC 675 SDSS image | |
| AladinLite | |
| Constellation | Aries |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 01 h 49 m 14.0 s |
| declination | + 13 ° 3 ′ 19 ″ |
| Appearance | |
| Morphological type | E / NLAGN |
| Brightness (visual) | 12.2 mag |
| Brightness (B-band) | 13.2 mag |
| Angular expansion | 2.0 ′ × 2.0 ′ |
| Surface brightness | 13.8 mag / arcmin² |
| Physical data | |
| Affiliation | LGG 31 |
| Redshift | 0.017012 ± 0.000073 |
| Radial velocity | 5100 ± 22 km / s |
|
Stroke distance v rad / H 0 |
(232 ± 16) x 10 6 ly (71.0 ± 5.0) Mpc |
| history | |
| discovery | Lewis A. Swift |
| Discovery date | September 25, 1886 |
| Catalog names | |
| NGC 677 • UGC 1275 • PGC 6673 • CGCG 437-039 • MCG + 02-05-042 • IRAS 01464 + 1249 • 2MASX J01491406 + 1303188 • NVSS J014913 + 130309 • LDCE 0107 NED016 | |
NGC 677 is an elliptical galaxy with an active nucleus of the Hubble type E0 in the constellation Aries on the ecliptic . It is estimated to be 232 million light years from the Milky Way and about 135,000 light years in diameter.
In the same area of the sky are u. a. the galaxies NGC 671 , NGC 675 , NGC 716 .
The object was discovered on September 25, 1886 by the American astronomer Lewis A. Swift .
Web links
- SIMBAD Astronomical Database
- Auke Slotegraaf: NGC 677. Deep Sky Observer's Companion, accessed on September 18, 2015 .