Orbital Data and Parent Star Data for: HD128311_ b

quantity unit value 1-sigma uncertainty
Period days 446.0000000 9.0000000
Time of periastron HJD 2450265.3470000 64.4200000
Orbital eccentricity none 0.000 0.000
Argument of perihelion deg 0.000 0.000
Velocity half-amplitude m s^-1 2.300 0.300
M*sin(i) M_Earth 23.797 ---
Stellar mass M_Sun 0.80 ---
Stellar T_eff Kelvin 5000 ---
Planetary T_eff Kelvin 194 ---
Stellar Radius R_Sun 0.800 ---
Predicted Planetary Radius (w/o core) R_Jupiter 0.288 ---
T_circ (w/o core) Gyr ****** ---
T_damp (w/o core) Gyr inf ---


Planet radii from theoretical models of:
Bodenheimer, Laughlin, and Lin 2003, Astrophysical Journal, v. 592, 555-563.

Damping timescales from:
Adams and Laughlin 2006, ApJ : link