NGC 671
| Galaxy NGC 671 |
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|---|---|
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| SDSS recording | |
| AladinLite | |
| Constellation | Aries |
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Position equinox : J2000.0 , epoch : J2000.0 |
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| Right ascension | 01 h 46 m 59.2 s |
| declination | + 13 ° 07 ′ 30 ″ |
| Appearance | |
| Morphological type | S? |
| Brightness (visual) | 13.3 mag |
| Brightness (B-band) | 14.2 mag |
| Angular expansion | 1.5 ′ × 0.5 ′ |
| Position angle | 55 ° |
| Surface brightness | 12.8 mag / arcmin² |
| Physical data | |
| Redshift | 0.018363 ± 0.000090 |
| Radial velocity | 5505 ± 27 km / s |
|
Stroke distance v rad / H 0 |
(250 ± 18) x 10 6 ly (76.6 ± 5.4) Mpc |
| history | |
| discovery | Lewis Swift |
| Discovery date | September 17, 1885 |
| Catalog names | |
| NGC 671 • UGC 1247 • PGC 6546 • CGCG 437-027 • MCG + 2-05-29 • IRAS 1443 + 1252 • 2MASX J01465914 + 1307303 • | |
NGC 671 is an edge-mounted galaxy of the Hubble type S? in the constellation Aries on the ecliptic , which is an estimated 250 million light years from the Milky Way . It is classified as a Seyfert 2 galaxy , a special form of active galaxies with a bright and compact core.
The object was discovered on September 17, 1885 by Lewis Swift .
Web links
Commons : NGC 671 - collection of images, videos, and audio files
- SIMBAD Astronomical Database
- Auke Slotegraaf: NGC 671. Deep Sky Observer's Companion, accessed on September 8, 2015 .
Individual evidence