NGC 812

{{short description|Spiral galaxy in the constellation Andromeda}}

{{Infobox galaxy

| name = NGC 812

| image = 250px

| caption = DSS image of NGC 812

| epoch = J2000

| constellation name = Andromeda

| ra = {{RA|02|06|51.497}}{{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|+44|34|22.48}}

| z = 0.017469

| h_radial_v = 5191 km/s

| dist_ly = {{cvt|53.46|Mpc|Mly|lk=on|order=flip}}{{cite journal|bibcode=2016AJ....152...50T|doi=10.3847/0004-6256/152/2/50|arxiv=1605.01765|title=Cosmicflows-3|author1=Tully, R. Brent|author2=Courtois, Hélène M.|author3=Sorce, Jenny G.|journal=The Astronomical Journal|volume=152|issue=2|id=50|pages=21|date=2016|s2cid=250737862 |doi-access=free }}

| group_cluster =

| type = S pec{{cite web|url=https://ned.ipac.caltech.edu/byname?objname=NGC%20812&hconst=67.8&omegam=0.308&omegav=0.692&wmap=4&corr_z=1|title=Results for object NGC 0812 (NGC 812)|work=NASA/IPAC Extragalactic Database|publisher=California Institute of Technology|access-date=2020-05-24}}

| size =

| appmag_v =

| appmag_b = 12.8

| absmag_v =

| size_v =

| notes =

| names = {{odlist|UGC=1598|MCG=+07-05-014|PGC=8066}}{{cite simbad|title=NGC 812|access-date=2020-05-24}}

}}

NGC 812 is a spiral galaxy located in the Andromeda constellation, an estimated 175 million light-years from the Milky Way. NGC 812 was discovered on December 11, 1876 by astronomer Édouard Stephan.{{Cite web|url=https://in-the-sky.org/data/object.php?id=NGC812|title=The galaxy NGC 812 - In-The-Sky.org|last=Ford|first=Dominic|website=in-the-sky.org|language=en|access-date=2020-03-23}}{{Cite web|url=http://spider.seds.org/ngc/revngcic.cgi?NGC%20812|title=Revised NGC Data for NGC 812|website=spider.seds.org|access-date=2020-03-23}}

Supernovae

Two supernovae have been observed in NGC 812:

  • SN{{nbsp}}2010jj (type{{nbsp}}IIn, mag. 17) was discovered by Doug Rich on 3 November 2010.{{cite journal | last=Rich | first=D. | date=2010 | title=Supernova 2010jj in NGC 812 | journal=Central Bureau Electronic Telegrams | issue=2530 | page=1 | bibcode=2010CBET.2530....1R }}{{cite web | website=Transient Name Server | title=SN{{nbsp}}2010jj | url=https://www.wis-tns.org/object/2010jj | publisher = IAU | access-date=5 September 2024}}
  • SN{{nbsp}}2020udy (type{{nbsp}}Iax[02cx-like], mag. 19.6) was discovered by Jakob Nordin and Daniel Perley on 24 September 2020.{{cite web | website=Transient Name Server | title=SN{{nbsp}}2020udy | url=https://www.wis-tns.org/object/2020udy | publisher = IAU | access-date=5 September 2024}}

See also

References