NGC 4091

{{Short description|Galaxy in the constellation Coma Berenices}}

{{Infobox Galaxy

| name = NGC 4091

| image = 250px

|caption= SDSS image of NGC 4091. NGC 4089 can be seen to the right the image.

| constellation name = Coma Berenices

| epoch = J2000

| type = Sb{{cite web

| title= HyperLeda Database

| work=Results for NGC 4091

| url=http://leda.univ-lyon1.fr/

| access-date=2019-02-10}}

| ra = {{RA|12|05|40.1}}

| dec = {{DEC|20|33|21}}

| dist_ly = {{convert|109|Mpc|Mly|abbr=on|lk=on|order=flip}}{{cite web

| title=NASA/IPAC Extragalactic Database

| work=Results for NGC 4091

| url=http://nedwww.ipac.caltech.edu/

| access-date=2019-02-10}}

| z = 0.025638

|h_radial_v = 7686 km/s

| group_cluster = NGC 4065 Group

| appmag_v = 15.2

| size_v = 1.1 x 0.25

|size=~{{convert|44.89|kpc|ly|abbr=on|lk=on|order=flip}} (estimated)

| names = UGC 07083, PGC 038308, MCG +04-29-019

}}

NGC 4091 is a spiral galaxy{{Cite web|url=http://leda.univ-lyon1.fr/ledacat.cgi?PGC+038308++++++++++++++++++++|title=HyperLeda -object description|website=leda.univ-lyon1.fr|access-date=2019-02-11}}{{Cite web|url=https://ned.ipac.caltech.edu/cgi-bin/nph-objsearch?objname=NGC%204091&extend=no&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=2019-02-11}} located 360 million light-years away in the constellation Coma Berenices.{{Cite web|url=http://spider.seds.org/ngc/revngcic.cgi?NGC4091|title=Revised NGC Data for NGC 4091|website=spider.seds.org|access-date=2019-02-11}} The galaxy was discovered by astronomer Heinrich d'Arrest on May 2, 1864.{{Cite web|url=https://cseligman.com/text/atlas/ngc40a.htm#4091|title=New General Catalog Objects: NGC 4050 - 4099|website=cseligman.com|access-date=2019-02-03}} NGC 4091 is a member of the NGC 4065 Group{{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}}{{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}}{{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}} and is a LINER galaxy.{{Cite web|url=http://simbad.u-strasbg.fr/simbad/sim-id?Ident=NGC+4091&QueryType=ned|title=NGC 4091|website=sim-id|access-date=2019-02-11}}