NGC 758
| Galaxy NGC 758 |
|
|---|---|
|
|
| SDSS recording | |
| AladinLite | |
| Constellation | whale |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 01 h 55 m 42.1 s |
| declination | -03 ° 03 ′ 59 ″ |
| Appearance | |
| Morphological type | (R ':) SA: 0o: |
| Brightness (visual) | 14.4 mag |
| Brightness (B-band) | 15.4 mag |
| Angular expansion | 0.9 ′ × 0.7 ′ |
| Position angle | 85 ° |
| Surface brightness | 13.8 mag / arcmin² |
| Physical data | |
| Redshift | 0.042559 ± 0.000143 |
| Radial velocity | 12,759 ± 43 km / s |
|
Stroke distance v rad / H 0 |
(571 ± 40) · 10 6 Lj (175.2 ± 12.3) Mpc |
| history | |
| discovery | Francis P. Leavenworth |
| Discovery date | 1886 |
| Catalog names | |
| NGC 758 • PGC 7198 • 2MASX J01554215-0303589 • GALEX ASC J015542.15-030400.8 • NPM1G -03.0103 | |
NGC 758 is a lenticular galaxy of the Hubble-type SBb in the constellation Whale south of the ecliptic . It is estimated to be 74 million light-years from the Milky Way and about 70,000 light years in diameter.
The object was discovered in 1886 by the American astronomer Francis Preserved Leavenworth .
Web links
- SIMBAD Astronomical Database
- Auke Slotegraaf: NGC 758. Deep Sky Observer's Companion, accessed on February 27, 2016 (English).
- NGC 758. DSO Browser, accessed February 21, 2016 .