Astronomy:NGC 540
From HandWiki
Short description: Lenticular galaxy in the constellation Cetus
| NGC 540 | |
|---|---|
 NGC 540 imaged by the Sloan Digital Sky Survey | |
| Observation data (J2000 epoch) | |
| Constellation | Cetus |
| Right ascension | 01h 27m 08.90558s[1] |
| Declination | −20° 02′ 11.7187″[1] |
| Redshift | 0.033700±0.000213[2] |
| Helio radial velocity | 10,103±89 km/s[3] |
| Characteristics | |
| Type | SB(s)0:[2] |
| Apparent size (V) | 2.5 × 2.0 arcmin[2] |
| Other designations | |
| LEDA 5410, PGC 5410, SGC 012444-2017.7 | |
NGC 540 is a barred lenticular galaxy in the constellation Cetus. It is estimated to be 451 million light years from the Milky Way and has a diameter of approximately 120,000 light years.[citation needed] The object was discovered on October 15, 1885, by the American astronomer Francis Preserved Leavenworth.[4][5][6]
See also
References
- ↑ 1.0 1.1 Brown, A. G. A. (August 2018). "Gaia Data Release 2: Summary of the contents and survey properties". Astronomy & Astrophysics 616: A1. doi:10.1051/0004-6361/201833051. Bibcode: 2018A&A...616A...1G. Gaia DR2 record for this source at VizieR.
- ↑ 2.0 2.1 2.2 Colless, Matthew; Peterson, Bruce A.; Jackson, Carole; Peacock, John A.; Cole, Shaun; Norberg, Peder et al. (June 2003). The 2dF Galaxy Redshift Survey: Final Data Release. Bibcode: 2003astro.ph..6581C. https://archive.org/details/arxiv-astro-ph0401434.
- ↑ Lavaux, Guilhem; Hudson, Michael J. (October 2011). "The 2M++ galaxy redshift catalogue". Monthly Notices of the Royal Astronomical Society 416 (4): 2840–2856. doi:10.1111/j.1365-2966.2011.19233.x. Bibcode: 2011MNRAS.416.2840L.
- ↑ Ford, Dominic. "The galaxy NGC 540 - In-The-Sky.org" (in en). https://in-the-sky.org/data/object.php?id=610.
- ↑ "Revised NGC Data for NGC 540". http://spider.seds.org/ngc/revngcic.cgi?NGC540.
- ↑ "Your NED Search Results". http://ned.ipac.caltech.edu/cgi-bin/objsearch?objname=NGC+540&extend=no&hconst=73&omegam=0.27&omegav=0.73&corr_z=1&out_csys=Equatorial&out_equinox=J2000.0&obj_sort=RA+or+Longitude&of=pre_text&zv_breaker=30000.0&list_limit=5&img_stamp=YES.
External links
 |  |
