Orbital Data and Parent Star Data for: HD149026_ b
| quantity |
unit |
value |
1-sigma uncertainty |
| Period |
days |
2.87598 |
0.00015 |
| Time of periastron |
JD |
2453527.87 |
0.0009 |
| Orbital eccentricity |
none |
0. |
0. |
| Argument of perihelion |
deg |
90. |
0. |
| Velocity half-amplitude |
m s^-1 |
43.2 |
2.6 |
| Minimum planetary mass |
M_Jup |
0.360199988 |
--- |
| Stellar mass |
M_Sun |
1.3 |
--- |
| Stellar T_eff |
Kelvin |
6147 |
--- |
| Planetary T_eff |
Kelvin |
1593 |
--- |
| R_star |
R_Sun |
1.45 |
--- |
| R_planet (with core) |
R_Jupiter |
0.992409399 |
--- |
| R_planet (w/o core) |
R_Jupiter |
1.16468678 |
--- |
| T_circ (with core) |
Gyr |
0.132795944 |
--- |
| T_circ (w/o core) |
Gyr |
0.0596476629 |
--- |
| T_damp (with core) |
Gyr |
INF |
--- |
| 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 In Press:
link