Celaeno (star)
{{Short description|Star in the Taurus constellation}}
{{Starbox begin
| name=Celaeno}}
{{Starbox image
| image =
{{Location mark
| image = Pleiades large.jpg | width = 280
| alt = Image of the Pleiades star cluster | float = center
| mark = Red circle.svg | mark_width = 20
| x = 845 | y = 262
}}
| caption = Celaeno in the Pleiades cluster (circled)
}}
{{Starbox observe
| epoch=J2000
| ra={{RA|03|44|48.2154}}{{citation | display-authors=1 | last1=Perryman | first1=M. A. C.
| last2=Lindegren | first2=L. | last3=Kovalevsky
| first3=J. | last4=Hoeg | first4=E. | last5=Bastian
| first5=U. | last6=Bernacca | first6=P. L.
| last7=Crézé | first7=M. | last8=Donati | first8=F.
| last9=Grenon | first9=M.
| title=The Hipparcos Catalogue | journal=Astronomy & Astrophysics
| year=1997 | volume=323 | pages=L49–L52 | bibcode=1997A&A...323L..49P }}
| appmag_v=+5.448
| constell=Taurus }}
{{Starbox character
| b-v=–0.046{{Cite journal
| last=Johnson | first=H. L. |author2=Morgan, W. W. | title=Fundamental stellar photometry for standards of spectral type on the revised system of the Yerkes spectral atlas
| journal=Astrophysical Journal
| year=1953 | volume=117 | pages=313–352
| bibcode=1953ApJ...117..313J
| doi=10.1086/145697 }}
| variable= }}
{{Starbox astrometry
| radial_v=+2.9{{Cite journal
| last=Wilson | first=Ralph Elmer | year=1953
| title=General catalogue of stellar radial velocities
| journal=Carnegie Institute Washington D.C. Publication | publisher=Carnegie Institution of Washington
| bibcode=1953GCRV..C......0W
}}
| parallax=7.53
| p_error=1.23
| parallax_footnote={{Cite journal
| author=Makarov, Valeri V.
| title=Computing the Parallax of the Pleiades from the Hipparcos Intermediate Astrometry Data: An Alternative Approach |date=December 2002
| journal=The Astronomical Journal | volume=124
| issue=6 | pages=3299–3304
| doi=10.1086/344683 | bibcode=2002AJ....124.3299M| doi-access=free}}
}}
{{Starbox detail
| metal=
| rotation=
| age=
}}
{{Starbox catalog
| names=16 Tauri, HR 1140, HD 23288, BD+23 505, HIP 17489, SAO 76126, GC 4475.{{Cite web
| title=Celeno | work=SIMBAD
| publisher=Centre de Données astronomiques de Strasbourg
| url=http://simbad.u-strasbg.fr/simbad/sim-basic?Ident=celeno | access-date=2009-10-10 }}
}}
{{Starbox reference
|Simbad=16+Tau}}
{{Starbox end}}
Celaeno {{IPAc-en|s|ə|'|l|iː|n|ou}}{{cite journal |last=Davis |first=George A. |date=1944 |title=The pronunciations, derivations, and meanings of a selected list of star names |url=http://adsbit.harvard.edu/full/1944PA.....52....8D |journal=Popular Astronomy |volume=52 |pages=8–30 |bibcode=1944PA.....52....8D}} (designated 16 Tauri) is a star in the constellation of Taurus and a member of the Pleiades open star cluster (M45) of stars.
Properties
16 Tauri is a blue-white B-type subgiant with an apparent magnitude of +5.45. It is approximately 430 light years from the Sun; about the same distance as the Pleiades. The interstellar extinction of this star is fairly small at 0.05 magnitudes.{{Cite journal
| author=Breger, M. |date=August 1984
| title=The Pleiades cluster. I - Polarization and reddening of the brighter stars | pages=145–148
| journal=Astronomy and Astrophysics | volume=137
| issue=1 | bibcode=1984A&A...137..145B }} The projected rotational velocity of the equator is 185 km/s.{{Cite conference
|author1=Abt, Helmut A. |author2=Levato, Hugo |author3=Grosso, Monica |editor=K. S. Cheng |editor2=K. C. Leung |editor3=T. P. Li
| title=Rotational velocities of B stars
| book-title=Proceedings, Stellar astrophysics - a tribute to Helmut A. Abt. Sixth Pacific Rim Conference
| location=Xi'an, China | date=July 11–17, 2002
| publisher=Kluwer Academic Publishers
| isbn=1-4020-1683-2 | pages=165–172 }} Vizier table J/ApJ/573/359. It is over four times the radius of the Sun and has a surface temperature of 12,800 K.{{Cite journal
| author=Wolff, Sidney C. |date=December 1990
| title=Luminosities, masses, and ages of B-type stars
| pages=1994
| journal=Astronomical Journal | volume=100
| doi=10.1086/115654
| bibcode=1990AJ....100.1994W}}{{Cite web
|author1=Pasinetti-Fracassini, L. E. |author2=Pastori, L. |author3=Covino, S. |author4=Pozzi, A. |date=November 2000
| title=Catalogue of Stellar Diameters (CADARS) (Pasinetti-Fracassini+ 2001)
| work=VizieR On-line Data Catalog: II/224
| url=http://cdsarc.u-strasbg.fr/cgi-bin/qcat?II/224
| access-date=2009-10-10 }}
Nomenclature
16 Tauri is the star's Flamsteed designation.
It bore the traditional named Celaeno (or Celeno) and was called the "Lost Pleiad" by Theon the Younger.{{Cite book
| first=Richard Hinckley | last=Allen | year=1899
| page=[https://archive.org/details/bub_gb_5xQuAAAAIAAJ/page/n429 407] | title=Star-names and their meanings
| publisher=G. E. Stechert
| url=https://archive.org/details/bub_gb_5xQuAAAAIAAJ
| access-date=2009-10-10 }} Celaeno was one of the Pleiades sisters in Greek mythology. Could be related to kel anus (“black ring”). In 2016, the International Astronomical Union organized a Working Group on Star Names (WGSN){{citation
| url=https://www.iau.org/science/scientific_bodies/working_groups/280/
| title=IAU Working Group on Star Names (WGSN)
| publisher=International Astronomical Union
| access-date=22 May 2016 | postscript=. }} to catalogue and standardize proper names for stars. The WGSN approved the name Celaeno for this star on 21 August 2016 and it is now so entered in the IAU Catalog of Star Names.{{cite web | url=http://www.pas.rochester.edu/~emamajek/WGSN/IAU-CSN.txt | title=IAU Catalog of Star Names |access-date=28 July 2016}}
=Namesake=
USS Celeno (AK-76) was a United States Navy Crater class cargo ship named after the star.
References
{{Reflist|2}}
{{Stars of Taurus}}
{{Authority control}}
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