IC 64
{{Short description|Galaxy in the constellation Pisces}}
{{Infobox galaxy
| name=IC 64
| image=File:IC64 - SDSS DR14.jpg
| caption=SDSS image of lenticular galaxy IC 64
| constellation name=Pisces
| z=0.045932
| size=300,000 ly
| names=PGC 3550, UGC 613, MCG+04-03-031, CGCG 480-030, NVSS J005924+270332, LEDA 3550, NSA 128233, GB6 B0056+2647, RX J005924.5+270333|type=E/S0/ AGN
| h_radial_v=13,738 km/s
| epoch=J2000
| ra={{RA|00|59|24.4}}
| dec={{DEC|+27|03|32.6}}
| size_v=1.3' x 1.1'
| appmag_v=0.16{{cn|date=August 2024}}
| appmag_b=0.22{{cn|date=August 2024}}
}}
IC 64 is a massive lenticular galaxy located 622 million light-years away in the Pisces constellation.{{Cite web |title=Your NED Search Results |url=https://ned.ipac.caltech.edu/cgi-bin/objsearch?search_type=Obj_id&objid=2486&objname=1&img_stamp=YES&hconst=73.0&omegam=0.27&omegav=0.73&corr_z=1 |access-date=2024-04-19 |website=ned.ipac.caltech.edu}}{{Cite web |title=IC 64 - Lenticular Galaxy in Pisces {{!}} TheSkyLive.com |url=https://theskylive.com/sky/deepsky/ic64-object |access-date=2024-04-19 |website=theskylive.com}}{{Cite web |last=Astronomy |first=Go |title=IC 64 {{!}} galaxy in Pisces {{!}} IC List {{!}} GO ASTRONOMY |url=https://www.go-astronomy.com/ic.php?ID=64 |access-date=2024-04-19 |website=Go-Astronomy.com |language=en-US}} IC 64 has a diameter of 300,000 light-years, making it, three times bigger than the Milky Way and one of the largest galaxies observed.{{Cite web |title=Index Catalog Objects: IC 50 - 99 |url=https://cseligman.com/text/atlas/ic0a.htm#ic64 |access-date=2024-04-19 |website=cseligman.com}} IC 64 was discovered by French astronomer Stephane Javelle on 5 December 1893. It has an active galactic nucleus,{{Cite journal |last1=Zaw |first1=Ingyin |last2=Chen |first2=Yan-Ping |last3=Farrar |first3=Glennys R. |date=2019-02-01 |title=A Uniformly Selected, All-sky, Optical AGN Catalog |journal=The Astrophysical Journal |volume=872 |issue=2 |pages=134 |doi=10.3847/1538-4357/aaffaf |doi-access=free |bibcode=2019ApJ...872..134Z |issn=0004-637X|arxiv=1902.03799 }} and is an emission line galaxy.{{Cite journal |last1=Caccianiga |first1=A. |last2=Maccacaro |first2=T. |last3=Wolter |first3=A. |last4=Della Ceca |first4=R. |last5=Gioia |first5=I. M. |date=2000-06-01 |title=Emission line AGNs from the REX survey. Results from optical spectroscopy |url=https://ui.adsabs.harvard.edu/abs/2000A&AS..144..247C |journal=Astronomy and Astrophysics Supplement Series |volume=144 |pages=247–269 |doi=10.1051/aas:2000344 |arxiv=astro-ph/0004038 |bibcode=2000A&AS..144..247C |issn=0365-0138}}{{Cite journal |last1=Marziani |first1=P. |last2=D’Onofrio |first2=M. |last3=Bettoni |first3=D. |last4=Poggianti |first4=B. M. |last5=Moretti |first5=A. |last6=Fasano |first6=G. |last7=Fritz |first7=J. |last8=Cava |first8=A. |last9=Varela |first9=J. |last10=Omizzolo |first10=A. |date=2017-03-01 |title=Emission line galaxies and active galactic nuclei in WINGS clusters |url=https://www.aanda.org/articles/aa/abs/2017/03/aa28941-16/aa28941-16.html |journal=Astronomy & Astrophysics |language=en |volume=599 |pages=A83 |doi=10.1051/0004-6361/201628941 |bibcode=2017A&A...599A..83M |issn=0004-6361|arxiv=1608.07924 }}