HD 169830

Planetary System : HD 169830
Yellow Main Sequence Star

  Bascis Star Data
Spectral Type:  F8 V
Apparent Magnitude:  5.9
B-V Color:  0.517
Mass:  1.4 Solar Masses
Radius:  1.95 Solar Radii
Effective Temperature:   6300 Kelvin
Age:  4000 Million Years
Rotation:  9.5 days

System Components
(Mass in Multiples of Jupiter's Mass)

 

HD 169830 b
Eccentric Giant

Planetary Data
Mass ( M sin i ):  2.81 Jupiters
Periastron Distance:  0.52 AU
Mean Distance:  0.79 AU
Apastron Distance:  1.05 AU
Orbital Period:   227.4 Days
Eccentricity:   0.33
Argument of Perihelion (omega):  156.1°
Radial Velocity of Star:  17.215 m/s

Inferred Properties
Average Angular Size of Star:  1.313°
Planet Appearance:
 Blue with sparse sulfur based clouds
Periastron Temp:   523 Kelvin
Mean Temp:  428 Kelvin
Apastron Temp:   371 Kelvin

Discovery Facts
Year Discovered:  2000
Detection Method:  Doppler Spectroscopy
Discovered By:  Michel Mayor, Dominique Naef, Francesco Pepe, Didier Queloz,
Nuno Santos, Stephane Udry and Michel Burnet
 

HD 169830 c
Jovian Planet

Planetary Data
Mass ( M sin i ):   2.33 Jupiters
Mean Distance:  2.75 AU
Orbital Period:  1487 Days
Eccentricity:   0
Argument of Perihelion (omega):  43.6°

Inferred Properties
Average Angular Size of Star:   0.377°
Planet Appearance: White water ice clouds
Mean Temp:  229 Kelvin

Discovery Facts
Year Discovered:  2003
Detection Method:  Doppler Spectroscopy
Discovered By:  MAYOR M. et al

Habitability Zones For Planetary Bodies HD 169830B/C

Habitability

Inner Edge of Habitability Zone:   1.16 AU
Outer Edge of Habitability Zone:   3.62 AU
Estimated Stellar Lifespan: 3644 million years

Planetary Orbit Around HD 169830

Position In Sagittarius