109 Piscium

109 Piscium Planetary System

Location

Constellation:  Pisces
Right Ascension:  01 44 55.8246
Declination:  +20 04 59.338
Distance from Sol:  97.84 Light Years
Alternate Designations:  HD 10697

Basic Data
Spectral Type:  G5 IV
Apparent Magnitude:  6.292
Radius:  1.85 Solar Radii
Effective Temperature:  5770 Kelvin
Metallicity:  0.15 [Fe/H]
1.41 times Solar

  Habitability

Inner Edge of Habitability Zone:  0.92 AU
Outer Edge of Habitability Zone:  2.88 AU

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

109 Piscium b

  Basic Data
Parent Star:  109 Piscium (G5 IV)
Discovery Status:  Confirmed
Planet Type:  Water Giant
Habitability:  Planet at Earthlike Temperatures at Mean Orbital Distance

Physical Data
Mass ( M sin i ):  6.59 Jupiters
Periastron Distance:  1.76 AU
Mean Distance:  2 AU
Apastron Distance:  2.24 AU
Orbital Period:  1083 Days
Eccentricity:  0.12
Argument of Perihelion (omega):  93°

 Inferred Properties

Average Angular Size of Star:  0.492°
Planet Appearance:
 White water ice clouds
Periastron Temp:  255 Kelvin
Mean Temp:  240 Kelvin
Apastron Temp:  226 Kelvin

 Discovery Facts
Year Discovered:  1999
Detection Method:  Doppler Spectroscopy
Discovered By:  Marcy et al

Planetary Orbit Around HD 10697

Position In Pisces