NGC 5541
NGC 5541 with 2MASS J14163236+3935307 imaged by SDSS
Observation data (J2000 epoch)
Constellation	Boötes
Right ascension	14h 16m 31.745s[1]
Declination	+39° 35′ 21.228″[1]
Redshift	0.025612[1]
Heliocentric radial velocity	7,678±3 km/s[1]
Distance	377.5 ± 26.4 Mly (115.73 ± 8.10 Mpc)[1]
Apparent magnitude (V)	12.7[1]
Characteristics
Type	S?[1]
Size	~158,000 ly (48.43 kpc) (estimated)[1]
Apparent size (V)	0.8′ × 0.6′[1]
Other designations
IRAS 14144+3949, UGC 9139, MCG +07-29-059, PGC 50991, CGCG 219-065[1]

NGC 5541 is a spiral galaxy in the constellation of Boötes. Its velocity with respect to the cosmic microwave background for is 7,846±12 km/s, which corresponds to a Hubble distance of 377.5 ± 26.4 Mly (115.73 ± 8.10 Mpc).^[1] It was discovered by German-British astronomer William Herschel on 29 April 1788.^[2]

The SIMBAD database lists NGC 5541 as a radio galaxy.^[3]

Interacting Galaxies

NGC 5541 is made up of two galaxies in gravitational interaction. The other galaxy to the north is 2MASS J14163236+3935307 (sometimes also listed as PGC 4540101).^[2]

Supernovae

Three supernovae have been observed in NGC 5541:

• SN 2006cb (Type Ib, mag. 17.5) was discovered by the Lick Observatory Supernova Search (LOSS) on 19 April 2006.^[4][5]
• SN 2017mf (Type Ia, mag. 16.2) was discovered by the Italian Supernovae Search Project (ISSP) on 21 January 2017.^[6]
• SN 2025auk (Type Ia, mag. 18.491) was discovered by ATLAS on 3 February 2025.^[7]

See also

• List of NGC objects (5001–6000)

References

External links

• Media related to NGC 5541 at Wikimedia Commons
• NGC 5541 on WikiSky: DSS2, SDSS, GALEX, IRAS, Hydrogen α, X-Ray, Astrophoto, Sky Map, Articles and images