NGC 661
| Galaxy NGC 661 |
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|---|---|
|
|
| SDSS recording | |
| AladinLite | |
| Constellation | triangle |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 01 h 44 m 14.6 s |
| declination | + 28 ° 42 ′ 21 ″ |
| Appearance | |
| Morphological type | E +: |
| Brightness (visual) | 12.2 mag |
| Brightness (B-band) | 13.2 mag |
| Angular expansion | 1.6 ′ × 1.3 ′ |
| Position angle | 60 ° |
| Surface brightness | 13.1 mag / arcmin² |
| Physical data | |
| Redshift | 0.012725 +/- 0.000017 |
| Radial velocity | 3815 +/- 5 km / s |
|
Stroke distance v rad / H 0 |
(176 ± 12) · 10 6 ly (54.0 ± 3.8) Mpc |
| history | |
| discovery | Wilhelm Herschel |
| Discovery date | October 26, 1786 |
| Catalog names | |
| NGC 661 • UGC 1215 • PGC 6376 • CGCG 503-014 • MCG + 05-05-05 • 2MASX J01441463 + 2842215 • GC 391 • H II 610 • h 147 • LDCE 0106 NED001 | |
NGC 661 is an elliptical galaxy in the triangle constellation , approximately 176 million light years from the Milky Way .
The object was discovered on October 26, 1786 by the German-British astronomer Friedrich Wilhelm Herschel .
Web links
Commons : NGC 661 - collection of images, videos, and audio files
- SIMBAD Astronomical Database
- Auke Slotegraaf: NGC 661. Deep Sky Observer's Companion, accessed on September 8, 2015 .