Astronomy:NGC 4411

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NGC 4411
NGC 4411 imaged by the Vera C. Rubin Observatory
Observation data (J2000 epoch)
ConstellationVirgo
Right ascension 12h 26m 29.9337s[1]
Declination+08° 52′ 19.121″[1]
Redshift0.004263±0.000002[1]
Helio radial velocity1,278±1 km/s[1]
Distance51.66 ± 4.59 Mly (15.840 ± 1.408 Mpc)[1]
Group or clusterVirgo Cluster
Apparent magnitude (V)13.41[1]
Characteristics
TypeSB(rs)c[1]
Size~34,600 ly (10.60 kpc) (estimated)[1]
Apparent size (V)2.0′ × 1.9′[1]
Other designations
KPG 336A, NGC 4411A, IC 3339, UGC 7537, MCG+02-32-048, PGC 040695[1]

NGC 4411 (also known as NGC 4411A) is a barred spiral galaxy in the constellation of Virgo. Its velocity with respect to the cosmic microwave background is 1,616±24 km/s, which corresponds to a Hubble distance of 77.7 ± 5.5 Mly (23.83 ± 1.70 Mpc).[1] However, five non-redshift measurements give a closer distance of 51.66 ± 4.59 Mly (15.840 ± 1.408 Mpc).[2] It was discovered by German–American astronomer Christian Heinrich Friedrich Peters in 1881.[3] It was also observed by German astronomer Friedrich Karl Arnold Schwassmann on 23 January 1900, resulting in it being listed in the Index Catalogue as IC 3339.[3] There was a longstanding confusion of identification between this galaxy and the neighboring spiral galaxy NGC 4411B.[3]

NGC 4411 and NGC 4411B form a pair of galaxies, referred to as KPG 336.[4] Both galaxies are members of the Virgo Cluster.

See also

References

Coordinates: Sky map 12h 26m 29.9337s, +08° 52′ 19.121″