HD 102195 b

HD 102195 b
Exoplanet List of exoplanets
Parent star
Star HD 102195
Constellation Virgo
Right ascension (α) 11h 45m 42.2920s
Declination (δ) +02° 49 17.340
Distance94.52 ly
(28.98 pc)
Spectral type K0V
Orbital elements
Semi-major axis(a) 0.049 AU
Periastron (q) 0.046 AU
Apastron (Q) 0.052 AU
Eccentricity (e) 0.06 (± 0.03)
Orbital period(P) 4.115 (± 0.001) d
(0.01127 y)
Orbital speed (υ) 130 km/s
Argument of
periastron
(ω) 109.9 (± 10)°
Time of periastron (T0) 2453731.7 (± 0.5) JD
Semi-amplitude (K) 63.4 (± 2.0) m/s
Physical characteristics
Minimum mass(m sin i)0.488 MJ
(155 M)
Discovery information
Discovery date January 12, 2006
Discoverer(s) Ge et al.[1]
Discovery method Doppler spectroscopy
(Exoplanet Tracker)
Discovery status Published[1]
Other designations
ET-1
Database references
Extrasolar Planets
Encyclopaedia
data
SIMBADdata
Exoplanet Archivedata
Open Exoplanet Cataloguedata

HD 102195 b (also called ET-1) is an extrasolar planet orbiting the star HD 102195 in the constellation of Virgo, discovered in January 2006. It is the first planet discovered by the Exoplanet Tracker project, using a dispersed fixed-delay interferometer. The planet is an example of a hot Jupiter, and is likely to be a gas giant based on its mass.[1]

References

External links

Coordinates: 11h 45m 42.2920s, +02° 49′ 17.340″


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