NGC 5754

NGC 5754 is a barred spiral galaxy located 218 million light years away in the constellation Boötes. It was discovered by German-British astronomer William Herschel on 16 May 1787.^[5]

NGC 5754
NGC 5754 (top) and NGC 5752 (bottom) imaged by the Hubble Space Telescope
Observation data (J2000 epoch)
Constellation	Boötes
Right ascension	14h 45m 19.666s[1]
Declination	+38° 43′ 52.68″[1]
Redshift	0.015210[2]
Heliocentric radial velocity	4,561[2] km/s
Distance	218.0 Mly (66.83[3] Mpc)
Group or cluster	Arp 297
Apparent magnitude (V)	13.8[4]
Characteristics
Type	SBb[2]
Size	140,400 ly (43.07 kpc) (estimated)[4]
Apparent size (V)	1.24′ × 1.17′[4]
Notable features	paired with NGC 5752
Other designations
UGC 9505, PGC 52686, SDSS J144519.64+384352.3

NGC 5754 and surrounding galaxies, Schulman Foundation 32 inch telescope on Mt. Lemmon, AZ, courtesy Adam Block

NGC 5754 is listed in the Atlas of Peculiar Galaxies as Arp 297, an interacting galaxies group, which consists of NGC 5752, NGC 5753, NGC 5754, NGC 5755. Along with NGC 2718 and UGC 12158, NGC 5754 is often considered a twin of the Milky Way.

One supernova has been observed in NGC 5754: SN 2021mnj (type II, mag. 18.8).^[6]

See also

• List of NGC objects (5001–6000)