NGC 560

{{Short description|Galaxy in the constellation Cetus}}

{{Infobox galaxy

| name = NGC 560

| image = NGC 0560 SDSS.jpg

| caption = NGC 560 imaged by SDSS

| epoch = J2000

| constellation name = Cetus

| ra = {{RA|01|27|25.434}}{{cite journal |doi=10.1086/498708 |last1=Skrutskie |first1=Michael F. |last2=Cutri |first2=Roc M. |last3=Stiening |first3=Rae |last4=Weinberg |first4=Martin D. |last5=Schneider |first5=Stephen E. |last6=Carpenter |first6=John M. |last7=Beichman |first7=Charles A. |last8=Capps |first8=Richard W. |last9=Chester |first9=Thomas |last10=Elias |first10=Jonathan H. |last11=Huchra |first11=John P. |last12=Liebert |first12=James W. |last13=Lonsdale |first13=Carol J. |last14=Monet |first14=David G. |last15=Price |first15=Stephan |last16=Seitzer |first16=Patrick |last17=Jarrett |first17=Thomas H. |last18=Kirkpatrick |first18=J. Davy |last19=Gizis |first19=John E. |last20=Howard |first20=Elizabeth V. |last21=Evans |first21=Tracey E. |last22=Fowler |first22=John W. |last23=Fullmer |first23=Linda |last24=Hurt |first24=Robert L. |last25=Light |first25=Robert M. |last26=Kopan |first26=Eugene L. |last27=Marsh |first27=Kenneth A. |last28=McCallon |first28=Howard L. |last29=Tam |first29=Robert |last30=Van Dyk |first30=Schuyler D. |last31=Wheelock |first31=Sherry L. |title=The Two Micron All Sky Survey (2MASS) |journal=The Astronomical Journal |date=1 February 2006 |volume=131 |issue=2 |pages=1163–1183 |bibcode=2006AJ....131.1163S |s2cid=18913331 |issn=0004-6256 |doi-access=free }}

| dec = {{DEC|-01|54|46.54}}

| z = 0.018289{{cite simbad|title=NGC 560|access-date=2020-05-16}}

| h_radial_v = 5433 km/s

| dist_ly = {{cvt|76.78|±|5.39|Mpc|Mly|lk=on|order=flip}}

| group_cluster = Abell 194{{r|abell}}

| type = S0⁰{{cite web|url=https://ned.ipac.caltech.edu/byname?objname=NGC%20560&hconst=67.8&omegam=0.308&omegav=0.692&wmap=4&corr_z=1|title=Results for object NGC 0560 (NGC 560)|work=NASA/IPAC Extragalactic Database|publisher=California Institute of Technology|access-date=2020-05-16}}

| size = ~{{convert|36.98|kpc|ly|abbr=on|lk=on|order=flip}} (estimated){{r|NED}}

| appmag_v =

| appmag_b = 14.0

| absmag_v =

| size_v = {{Val|2.0|×|0.5|u=arcminute}}{{r|NED}}

| notes =

| names = {{odlist | CGCG= 385-145 | UGC= 1036 | MCG= +00-04-151 | PGC=5430}}

}}

NGC 560 is a lenticular galaxy in the constellation Cetus. It is estimated to be about 250 million light-years from the Milky Way and has a diameter of approximately 120,000 light years. It is part of the Abell 194 galaxy cluster.{{cite journal |bibcode=1958ApJS....3..211A |title=The distribution of rich clusters of galaxies |author=Abell, G.O. |journal=Astrophysical Journal Supplement Series |volume=3 |pages=211-288 |year=1958}} NGC 560 was discovered by German-British astronomer William Herschel on October 1, 1785.{{Cite web|url=https://in-the-sky.org/|title=In-The-Sky.org|last=Ford|first=Dominic|website=in-the-sky.org|language=en|access-date=2020-01-18}}{{Cite web|url=http://spider.seds.org/ngc/revngcic.cgi?NGC560|title=Revised NGC Data for NGC 560|website=spider.seds.org|access-date=2020-01-18}}

One supernova has been observed in NGC 560: SN 2024pnw (type Ia, mag. 18.29) was discovered by BlackGEM on July 13, 2024.{{cite web | website=Transient Name Server | title=SN{{nbsp}}2024pnw | url=https://www.wis-tns.org/object/2024pnw | publisher = IAU | access-date=23 May 2025}}