Orbital Data and Parent Star Data for: GJ436____ b

quantity unit value 1-sigma uncertainty
Period days 2.6438500 0.0000900
Time of periastron HJD 2454222.6160000 0.0010000
Orbital eccentricity none 0.000 0.100
Argument of perihelion deg 90.000 0.000
Velocity half-amplitude m s^-1 18.100 1.200
Planetary mass M_Earth 21.692 ---
Stellar mass M_Sun 0.41 ---
Stellar T_eff Kelvin 4300 ---
Planetary T_eff Kelvin 738 ---
Stellar Radius R_Sun 0.410 ---
Measured Planetary Radius R_Jupiter 0.350 ---
T_circ (w/o core) Gyr 4.604 ---
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