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NGC 4469 is a nearly edge-on spiral galaxy[2] located about 55 million light-years away[3] in the constellation of Virgo.[4] It is also classified as a LINER galaxy.[3] NGC 4469 was discovered by astronomer William Herschel on April 15, 1784.[5] It is a member of the Virgo Cluster.[6]

NGC 4469
SDSS image of NGC 4469
Observation data (J2000 epoch)
ConstellationVirgo
Right ascension12h 29m 28.0s[1]
Declination08° 45′ 00″[1]
Redshift0.001798/539 km/s[1]
Distance54,610,000 ly[1]
Group or clusterVirgo Cluster
Apparent magnitude (V)12.0[1]
Characteristics
TypeSB(s)0/a, LINER[1]
Size~60,380 ly (estimated)[1]
Apparent size (V)2.50 x 1.04[1]
Other designations
PGC 41164, UGC 7622, VCC 1190[1]

Physical characteristics


NGC 4469 has an X or peanut-shaped bulge, betraying the presence of a bar which generates such structures.[2][7] NGC 4469 may also have an axisymmetric structure. [8]

HST image of NGC 4469 showing filaments of dust and a distinct peanut shaped bulge.
HST image of NGC 4469 showing filaments of dust and a distinct peanut shaped bulge.

Dust Lanes


NGC 4469 has dust lanes that cross the Earth's line of sight.[6]


See also



References


  1. "NASA/IPAC Extragalactic Database". Results for NGC 4469. Retrieved 2017-10-02.
  2. Bureau, M.; Aronica, G.; Athanassoula, E.; Dettmar, R.-J.; Bosma, A.; Freeman, K. C. (24 April 2006). "K-band observations of boxy bulges – I. Morphology and surface brightness profiles". Monthly Notices of the Royal Astronomical Society. 370 (2): 753–772. arXiv:astro-ph/0606056. Bibcode:2006MNRAS.370..753B. doi:10.1111/j.1365-2966.2006.10471.x. S2CID 16236957.
  3. "Your NED Search Results". ned.ipac.caltech.edu. Retrieved 2017-10-03.
  4. Rojas, Sebastián García. "Galaxy NGC 4469 - Galaxy in Virgo Constellation · Deep Sky Objects Browser". DSO Browser. Retrieved 2017-10-03.
  5. "New General Catalog Objects: NGC 4450 - 4499". cseligman.com. Retrieved 2017-10-03.
  6. "Detailed Object Classifications". ned.ipac.caltech.edu. Retrieved 2017-10-03.
  7. Bogdan C. Ciambur; Alister W. Graham (2016), Quantifying the (X/peanut)-shaped structure in edge-on disc galaxies: length, strength, and nested peanuts
  8. BUREAU, M.; FREEMAN, K. C. (30 March 1999). "The Nature of Boxy/Peanut-Shaped Bulges in Spiral Galaxies". The Astronomical Journal. 118 (1): 126–138. arXiv:astro-ph/9904015. Bibcode:1999AJ....118..126B. doi:10.1086/300922. S2CID 3650627.


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[de] NGC 4469

NGC 4469 ist eine linsenförmige Galaxie mit aktivem Galaxienkern vom Hubble-Typ SB0/a im Sternbild Jungfrau nördlich der Ekliptik. Sie ist schätzungsweise 21 Millionen Lichtjahre von der Milchstraße entfernt und hat einen Durchmesser von etwa 25.000 Lichtjahren. Gemeinsam mit zwölf weiteren Galaxien bildet sie die NGC 4442-Gruppe (LGG 288) und wird unter der Katalognummer VCC 1190 als Mitglied des Virgo-Galaxienhaufens aufgeführt.
- [en] NGC 4469

[ru] NGC 4469

NGC 4469 (другие обозначения — UGC 7622, MCG 2-32-89, ZWG 70.121, VCC 1190, IRAS12269+0901, PGC 41164) — галактика в созвездии Дева.


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