81 Ceti

Starbox begin
name = 81 Ceti
Starbox observe
epoch = J2000.0
constell = Cetus
ra = RA|02|37|41.8003
dec = DEC|–03|23|46.229
appmag_v = 5.656
Starbox character
class = G5III
r-i =
v-r =
b-v = 1.011
u-b =
variable = "None"
Starbox astrometry
radial_v = +7.7
prop_mo_ra = 38.95
prop_mo_dec = –44.05
parallax = 10.29
p_error = 0.97
absmag_v = 0.718
Starbox detail
age =
metal = –0.06 ± 0.03
mass = 2.4±|0.1|0.4
radius = 11±|0.2|0.1
gravity = 3.2
rotation =
luminosity =
temperature =
Starbox catalog
names = BD-04°436, GC 3158, GSC 04701-01094, HD 16400, HIP 12247, HR 771, SAO 130026
Starbox reference
Simbad = 81+Cet

81 Ceti is a G-type giant star approximately 317 light years away in the constellation of Cetus. Based on its mass of 2.4 solar masses, it was an A-type star when it was a main-sequence star.

Planetary system

In July 2008, the planet 81 Ceti b was announced by Sato, along with 14 Andromedae b and 6 Lyncis b. The planet was found to be a Super-Jupiter, massing 5.3 Jupiters. It takes 953 days for this planet to orbit eccentrically around the star.

PlanetboxOrbit
exoplanet = b
mass = >5.3
period = 952.7 ± 8.8
semimajor = 2.5
eccentricity = 0.206 ± 0.029

See also

* 14 Andromedae
* 6 Lyncis
* 79 Ceti
* 94 Ceti
* HD 167042
* List of stars with confirmed extrasolar planets

References

*

External links

*
*


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Look at other dictionaries:

  • 81 Ceti — Constelación Cetus Ascensión recta α 02h 37m 41,80s Declinación δ 03º 23’ 46,2’’ Distancia …   Wikipedia Español

  • 81 Ceti b — Descubrimiento Descubridor Sato et al. Fecha 3 de julio de 2008 Método de detección Espectometría Doppler …   Wikipedia Español

  • 81 Ceti b — Planetbox begin name = 81 Ceti b Planetbox star star = 81 Ceti constell = Cetus RA = RA|02|37|41.8003 DEC = DEC|–03|23|46.229 dist ly = 317 dist pc = 97.2 class = G5IIIPlanetbox orbit semimajor = 2.5 semimajor gigameter = 370 periastron = 2.0… …   Wikipedia

  • 81 Кита — Звезда Наблюдательные данные (Эпоха J2000.0) Тип Одиночная звезда Прямое восхождение …   Википедия

  • 52 Ceti — Tau Ceti Tau Ceti Tau Ceti (au centre) dans la partie sud de la constellation de la Baleine (Cetus en latin) Données d observation (Époque J2000.0) Ascension droite 01h 44m …   Wikipédia en Français

  • Tau Ceti — (au centre) dans la partie sud de la constellation de la Baleine (Cetus en latin) Données d observation (Époque J2000.0) Ascension droite 01h 44m 04.0829 …   Wikipédia en Français

  • Τ Ceti — Tau Ceti Tau Ceti Tau Ceti (au centre) dans la partie sud de la constellation de la Baleine (Cetus en latin) Données d observation (Époque J2000.0) Ascension droite 01h 44m …   Wikipédia en Français

  • Tau Ceti — Starbox begin name=Tau Ceti Starbox image caption=Tau Ceti (highlighted center) in the southern part of the constellation Cetus. Starbox observe epoch=J2000 constell=Cetus ra=RA|01|44|04.0829cite web url=http://simbad3.u strasbg.fr/sim… …   Wikipedia

  • Tau Ceti — Datos de observación (Época J2000) Constelación Cetus …   Wikipedia Español

  • Delta Ceti — Observation data Epoch J2000.0      Equinox J2000.0 Constellation Cetus Right ascension 2h 39m 29s Declination 0° 19 43 …   Wikipedia

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