Orbital Data and Parent Star Data for: HD216770_ c

quantity unit value 1-sigma uncertainty
Period days 12.4563250 0.0190000
Time of periastron HJD 2452203.9328000 1.2320000
Orbital eccentricity none 0.473 0.267
Argument of perihelion deg 260.183 40.752
Velocity half-amplitude m s^-1 20.000 1.000
M*sin(i) M_Earth 59.781 ---
Stellar mass M_Sun 0.90 ---
Stellar T_eff Kelvin 5229 ---
Planetary T_eff Kelvin 718 ---
Stellar Radius R_Sun 0.900 ---
Predicted Planetary Radius (w/o core) R_Jupiter 1.047 ---
T_circ (w/o core) Gyr 0.000 ---
T_damp (w/o core) Gyr 0.000 ---


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