HD 81040

HD 81040

Starbox short
name = HD 81040
epoch = 2000
constell = Leo
ra = 09h 23m 47.0873s
dec = +20° 21' 52.034"
appmag_v = +7.74
dist_ly = 106.2
dist_pc = 32.56
spectral = G2/G3
names = BD+20°2374, FK5 4836, GC 12951, HIP 46070, SAO 80800
Simbad = HD+81040

HD 81040 is a star in the constellation of Leo. It is G-type yellow dwarf like our Sun. The Sun dwarfs HD 81040 in terms of physical characteristics. The age of the star is not precisely known, the ELODIE spectrograph suggested the age of 0.8 Gyr and found to have young dust disk. Later measurements by modelling chromosperic activity suggested the age of 4.18 Gyr.

Planetary system

On November 24, 2005, the date of Thanksgiving day, the superjovian planet was announced by Sozzetti.

PlanetboxOrbit
exoplanet = b
mass = >6.86 ± 0.71
period = 1001.7 ± 7
semimajor = 1.94
eccentricity = 0.526 ± 0.042

See also

* List of stars with confirmed extrasolar planets

References

*

External links

* [http://exoplanet.eu/star.php?st=HD+81040 The Extrasolar Planets Encyclopaedia: HD 81040]


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