View source for Astronomy:NGC 4074

{{Short description|Galaxy in the constellation Coma Berenices}}
{{Infobox Galaxy
| name = [[Astronomy:New General Catalogue|NGC]] 4074
| image = [[File:SDSS NGC 4074.jpeg|250px]]
|caption= [[Astronomy:Sloan Digital Sky Survey|SDSS]] image of NGC 4074.
| constellation name = Coma Berenices
| epoch = [[Astronomy:J2000|J2000]]
| type = S0 pec<ref name="ned">{{cite web
  | title=NASA/IPAC Extragalactic Database
  | work=Results for NGC 4074
  | url=http://nedwww.ipac.caltech.edu/
  | access-date=2019-02-09}}</ref>
| ra = {{RA|12|04|29.7}}<ref name="ned" />
| dec = {{DEC|20|18|58}}<ref name="ned" />
| dist_ly = {{convert|96|Mpc|Mly|abbr=on|lk=on|order=flip}}<ref name ="ned" />
| z = 0.022445<ref name="ned" />
|h_radial_v = 6729 km/s<ref name=ned/>
| group_cluster = [[Astronomy:NGC 4065 Group|NGC 4065 Group]]
| appmag_v = 14.5<ref name="ned" />
| size_v =  0.35 x 0.2<ref name="ned" />
|size=~{{convert|32|kpc|ly|abbr=on|lk=on|order=flip}} (estimated)<ref name ="ned" />
| names =  ARK 347, MCG +04-29-011, PGC 038207<ref name="ned" />
}}

'''NGC 4074''' is a [[Astronomy:Peculiar galaxy|peculiar]]<ref name=":4">{{Cite web|url=http://dc.zah.uni-heidelberg.de/sasmirala/q/prod/qp/NGC%204074|title=Sasmirala object pages|website=dc.zah.uni-heidelberg.de|access-date=2019-02-09}}</ref><ref name=":0">{{Cite web|url=https://ned.ipac.caltech.edu/cgi-bin/objsearch?objname=NGC+4074&extend=no&hconst=73&omegam=0.27&omegav=0.73&corr_z=1&out_csys=Equatorial&out_equinox=J2000.0&obj_sort=RA+or+Longitude&of=pre_text&zv_breaker=30000.0&list_limit=5&img_stamp=YES|title=Your NED Search Results|website=ned.ipac.caltech.edu|access-date=2019-02-09}}</ref> [[Astronomy:Lenticular galaxy|lenticular galaxy]] located 310 million [[Astronomy:Light-year|light-year]]s away<ref name=":0" /> in the [[Astronomy:Constellation|constellation]] [[Astronomy:Coma Berenices|Coma Berenices]].<ref>{{Cite web|url=http://spider.seds.org/ngc/revngcic.cgi?NGC4074|title=Revised NGC Data for NGC 4074|website=spider.seds.org|access-date=2019-02-09}}</ref> It was discovered by astronomer William Herschel on April 27, 1785<ref>{{Cite web|url=https://cseligman.com/text/atlas/ngc40a.htm#4074|title=New General Catalog Objects: NGC 4050 - 4099|website=cseligman.com|access-date=2019-02-03}}</ref> and is a member of the [[Astronomy:NGC 4065 Group|NGC 4065 Group]].<ref name=":2">{{Cite journal|last1=Tifft|first1=W. G.|last2=Gregory|first2=S. A.|date=1979-07-01|title=Band theory applied to the Coma/A1367 supercluster|journal=The Astrophysical Journal|volume=231|pages=23–27|doi=10.1086/157158|issn=0004-637X|bibcode=1979ApJ...231...23T}}</ref><ref name=":1">{{Cite journal|last1=Burns|first1=Jack O.|last2=Hanisch|first2=Robert J.|last3=White|first3=Richard A.|last4=Nelson|first4=Eric R.|last5=Morrisette|first5=Kim A.|last6=Moody|first6=J. Ward|date=1987-09-01|title=A VLA 20 CM survey of poor groups of galaxies|journal=The Astronomical Journal|volume=94|pages=587–617|doi=10.1086/114494|issn=0004-6256|bibcode=1987AJ.....94..587B}}</ref><ref name=":3">{{Cite journal|last1=Doe|first1=Stephen M.|last2=Ledlow|first2=Michael J.|last3=Burns|first3=Jack O.|last4=White|first4=Richard A.|date=1995-07-01|title=ROSAT Observations of Five Poor Galaxy Clusters with Extended Radio Sources|journal=The Astronomical Journal|volume=110|pages=46|doi=10.1086/117496|issn=0004-6256|bibcode=1995AJ....110...46D|doi-access=free}}</ref><ref>{{Cite journal|last1=White|first1=Richard A.|last2=Bliton|first2=Mark|last3=Bhavsar|first3=Suketu P.|last4=Bornmann|first4=Patricia|last5=Burns|first5=Jack O.|last6=Ledlow|first6=Michael J.|last7=Loken|first7=Christen|date=1999-11-01|title=A Catalog of Nearby Poor Clusters of Galaxies|journal=The Astronomical Journal|volume=118|issue=5|pages=2014–2037|doi=10.1086/301103|issn=0004-6256|bibcode=1999AJ....118.2014W|arxiv=astro-ph/9907283|s2cid=73667751}}</ref><ref>{{Cite journal|last1=Helsdon|first1=Stephen F.|last2=Ponman|first2=Trevor J.|last3=O'Sullivan|first3=Ewan|last4=Forbes|first4=Duncan A.|date=2001-08-01|title=X-ray luminosities of galaxies in groups|journal=Monthly Notices of the Royal Astronomical Society|volume=325|issue=2|pages=693–706|doi=10.1046/j.1365-8711.2001.04490.x|issn=0035-8711|bibcode=2001MNRAS.325..693H|arxiv=astro-ph/0103293|s2cid=17732882}}</ref>

NGC 4074 is classified as a [[Astronomy:Seyfert galaxy|type 2 Seyfert galaxy]].<ref name=":0" /><ref>{{Cite web|url=http://simbad.u-strasbg.fr/simbad/sim-id?Ident=NGC+4074&QueryType=ned|title=NGC 4074|website=sim-id|access-date=2019-02-09}}</ref><ref name=":4" /><ref>{{Cite journal|last1=Winter|first1=Lisa M.|last2=Lewis|first2=Karen T.|last3=Koss|first3=Michael|last4=Veilleux|first4=Sylvain|last5=Keeney|first5=Brian|last6=Mushotzky|first6=Richard F.|date=2010-02-01|title=Optical Spectral Properties of Swift Burst Alert Telescope Hard X-Ray-Selected Active Galactic Nuclei Sources|journal=The Astrophysical Journal|volume=710|issue=1|pages=503–539|doi=10.1088/0004-637X/710/1/503|issn=0004-637X|bibcode=2010ApJ...710..503W|arxiv=1001.0049|s2cid=118724440}}</ref> It was first identified as a Seyfert in 1978.<ref>{{Cite journal|last=Weedman|first=D. W.|date=1978-07-01|title=More Seyfert galaxies.|journal=Monthly Notices of the Royal Astronomical Society|volume=184|pages=11P–13P|doi=10.1093/mnras/184.1.11P|issn=0035-8711|bibcode=1978MNRAS.184P..11W|doi-access=}}</ref>

==Supermassive black hole==
NGC 4074 has a [[Astronomy:Supermassive black hole|supermassive black hole]] with an estimated mass of ({{Val|10|e=8}} M☉).<ref>{{Cite journal|last1=Woo|first1=Jong-Hak|last2=Urry|first2=C. Megan|date=2002-11-01|title=Active Galactic Nucleus Black Hole Masses and Bolometric Luminosities|journal=The Astrophysical Journal|volume=579|issue=2|pages=530–544|doi=10.1086/342878|issn=0004-637X|bibcode=2002ApJ...579..530W|arxiv=astro-ph/0207249|s2cid=118160249}}</ref>

==See also==
* [[Astronomy:List of NGC objects (4001–5000)|List of NGC objects (4001–5000)]]

==References==
{{reflist}}

==External links==
{{WikiSky}}



{{DEFAULTSORT:NGC 4074}}
[[Category:NGC objects|4074]]
[[Category:Principal Galaxies Catalogue objects|038207]]
[[Category:Coma Berenices]]
[[Category:Lenticular galaxies]]
[[Category:Peculiar galaxies]]
[[Category:Seyfert galaxies]]

{{Sourceattribution|NGC 4074}}