NGC 540

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]

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]
Heliocentric 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

See also

• List of NGC objects (1–1000)

References

1. Brown, A. G. A.; et al. (Gaia collaboration) (August 2018). "Gaia Data Release 2: Summary of the contents and survey properties". Astronomy & Astrophysics. 616. A1. arXiv:1804.09365. Bibcode:2018A&A...616A...1G. doi:10.1051/0004-6361/201833051. Gaia DR2 record for this source at VizieR.
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". arXiv:astro-ph/0306581. Bibcode:2003astro.ph..6581C. {{cite journal}}: Cite journal requires |journal= (help)
3. Lavaux, Guilhem; Hudson, Michael J. (October 2011). "The 2M++ galaxy redshift catalogue". Monthly Notices of the Royal Astronomical Society. 416 (4): 2840–2856. arXiv:1105.6107. Bibcode:2011MNRAS.416.2840L. doi:10.1111/j.1365-2966.2011.19233.x. S2CID 119267445.
4. Ford, Dominic. "The galaxy NGC 540 - In-The-Sky.org". in-the-sky.org. Retrieved 2019-12-14.
5. "Revised NGC Data for NGC 540". spider.seds.org. Retrieved 2019-12-14.
6. "Your NED Search Results". ned.ipac.caltech.edu. Retrieved 2019-12-14.

External links

• Media related to NGC 540 at Wikimedia Commons