Orbital Data and Parent Star Data for: HAT-P-1__ b

quantity unit value 1-sigma uncertainty
Period days 4.4652900 0.0000900
Time of periastron HJD 2453984.3970000 0.0090000
Orbital eccentricity none 0.000 0.000
Argument of perihelion deg 90.000 0.000
Velocity half-amplitude m s^-1 60.300 2.100
Planetary mass M_Jup 0.527 ---
Stellar mass M_Sun 1.12 ---
Stellar T_eff Kelvin 5975 ---
Planetary T_eff Kelvin 1221 ---
Stellar Radius R_Sun 1.150 ---
Measured Planetary Radius R_Jupiter 1.360 ---
T_circ (w/o core) Gyr 0.680 ---
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