Orbital Data and Parent Star Data for: 51_Peg___ b

quantity unit value 1-sigma uncertainty
Period days 4.2310000 0.0010000
Time of periastron HJD 2450071.2500000 0.1000000
Orbital eccentricity none 0.010 0.000
Argument of perihelion deg 232.000 0.000
Velocity half-amplitude m s^-1 55.000 0.000
M*sin(i) M_Jup 0.441 ---
Stellar mass M_Sun 1.01 ---
Stellar T_eff Kelvin 5754 ---
Planetary T_eff Kelvin 1218 ---
Stellar Radius R_Sun 1.150 ---
Predicted Planetary Radius (w/o core) R_Jupiter 1.106 ---
T_circ (w/o core) Gyr 0.373 ---
T_damp (w/o core) Gyr ****** ---


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