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Galaxy in the constellation Virgo From Wikipedia, the free encyclopedia
NGC 4440 is a barred spiral galaxy located about 55 million light-years away[3] in the constellation of Virgo.[4] NGC 4440 was discovered by astronomer William Herschel on April 17, 1784.[5] It is a member of the Virgo Cluster.[6]
NGC 4440 | |
---|---|
Observation data (J2000 epoch) | |
Constellation | Virgo |
Right ascension | 12h 27m 53.6s[1] |
Declination | 12° 17′ 36″[1] |
Redshift | 0.002415/724 km/s[1] |
Distance | 56,400,000 ly[2] |
Group or cluster | Virgo Cluster |
Apparent magnitude (V) | 12.70[1] |
Characteristics | |
Type | SB(rs)a[1] |
Size | ~30,550 ly (estimated)[1] |
Apparent size (V) | 1.9 x 1.5[1] |
Other designations | |
PGC 40927, UGC 7581, VCC 1047 [1] |
NGC 4440 has a strong bar in its structure. Surrounding the bar, there are two very open spiral arms.[7]
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