NGC 754
| Galaxy NGC 754 |
|
|---|---|
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|
| AladinLite | |
| Constellation | Eridanus |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 01 h 54 m 20.8 s |
| declination | -56 ° 45 ′ 40 ″ |
| Appearance | |
| Morphological type | E0 / pec: |
| Brightness (visual) | 14.2 mag |
| Brightness (B-band) | 15.2 mag |
| Angular expansion | 0.6 ′ × 0.5 ′ |
| Position angle | 93 ° |
| Surface brightness | 13.0 mag / arcmin² |
| Physical data | |
| Redshift | 0.020237 ± 0.000100 |
| Radial velocity | 6067 ± 30 km / s |
|
Stroke distance v rad / H 0 |
(265 ± 19) · 10 6 ly (81.4 ± 5.7) Mpc |
| history | |
| discovery | John Herschel |
| Discovery date | October 27, 1834 |
| Catalog names | |
| NGC 754 • PGC 7068 • ESO 152-033 • 2MASX J01542082-5645399 • SGC 015236-5700.4 • GC 458 • h 2450 • GALEX ASC J015420.87-564538.9 | |
NGC 754 is an elliptical galaxy from the Hubble type E2 in the constellation Eridanus the southern sky . It is estimated to be 265 million light years away from the Milky Way and has a diameter of about 45,000 ly.
In the same area of the sky are the galaxies NGC 745 , among others .
The object was discovered on October 27, 1834 by the British astronomer John Herschel .
Web links
- SIMBAD Astronomical Database
- Auke Slotegraaf: NGC 754. Deep Sky Observer's Companion, accessed on February 26, 2016 .
- NGC 754. DSO Browser, accessed February 26, 2016 .