NGC 1989 - Misplaced Pages

Galaxy in the constellation Columba

NGC 1989
legacy surveys image of NGC 1989
Observation data (J2000 epoch)
Constellation	Columba
Right ascension	05 34 2342
Declination	−30° 48′ 03.55″
Redshift	0.035858
Heliocentric radial velocity	10557
Distance	482 Million
Apparent magnitude (V)	12.9
Apparent magnitude (B)	14.13
Characteristics
Type	S0
Size	1.40 x 1.1
Other designations
ESO 423-21, MCG -5-14-4, AM 0532-304, PGC 17464

NGC 1989 (also known as ESO 423-21) is a lenticular galaxy in the Columba constellation. It is about 482 million light-years away from the Milky Way. The galaxy was discovered by John Herschel on January 28, 1835. Its apparent magnitude is 12.9 and its size is 1.40 by 1.1 arc minutes.

References

^ "NGC 1989 -- Brightest galaxy in a Cluster (BCG)". SIMBAD. Retrieved 25 November 2017.
^ "Galaxy NGC 1989". DSO. Archived from the original on 1 December 2017. Retrieved 25 November 2017.
^ "Object: NGC 1989 (*)". SEDS. Retrieved 25 November 2017.
"NGC 1989 (= PGC 17464)". cseligman. Retrieved 25 November 2017.

External links

Media related to NGC 1989 at Wikimedia Commons

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Astronomical catalog List of NGC objects 1001–2000

New General Catalogue 1500 to 1999

Constellation of Columba

Stars

Bayer	α (Phact) β (Wazn) γ δ ε η θ (Elkurud) κ λ (Tsze) μ ν ν ξ ο π π σ
Variable	WZ AF AP
HR	1721 1758 1835 1877 1958 2069 2082 2131 2149 2263 2288 2399 2411 2445 2446
HD	43848
Other	NGTS-1 NGTS-3 WASP-63

Exoplanets	NGTS-1b NGTS-3Ab NGTS-4b WASP-63b

Star clusters	NGC 1851

Galaxies

NGC	1792 1808 1989 1992 2090
Other	ESO 306-17 PKS 0521-365