Orbital Data and Parent Star Data for: 55cancri_ d

quantity unit value 1-sigma uncertainty
Period days 3416.0000000 131.0000000
Time of periastron HJD 2451211.0000000 353.0000000
Orbital eccentricity none 0.120 0.110
Argument of perihelion deg 304.000 38.000
Velocity half-amplitude m s^-1 14.900 1.300
M*sin(i) M_Jup 1.060 ---
Stellar mass M_Sun 0.95 ---
Stellar T_eff Kelvin 5250 ---
Planetary T_eff Kelvin 109 ---
Stellar Radius R_Sun 0.950 ---
Predicted Planetary Radius (w/o core) R_Jupiter 1.054 ---
T_circ (w/o core) Gyr ****** ---
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