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  OGLE-TR-111 b: a transiting hot Jupiter

Last update: March the 5th 2007

 
 
  • The "missing link": a 4-day period transiting exoplanet around OGLE-TR-111
    F. Pont, F. Bouchy, D. Queloz, N.C. Santos, C. Melo, M. Mayor, S. Udry, 2004
    A&A 426, L15 (ADS) --> RV orbit
  • High resolution spectroscopy of stars with transiting planets. The cases of OGLE-TR-10, 56, 111, 113, and TrES-1
    N.C Santos, F. Pont, C. Melo, G. Israelian, F. Bouchy, M. Mayor, C. Moutou, D. Queloz, S. Udry, T. Guillot, 2006
    A&A 450, 825 (ADS) --> Improved stellar atmospheric parameters
  • On the Age of Stars Harboring Transiting Planets
    C. Melo, N. C. Santos, F. Pont, T. Guillot, G. Israelian, M. Mayor, D. Queloz, S. Udry, 2006
    A&A 460, 251 (ADS) --> Constraints on age and activity


    • Top: FLAMES/UVES RV data for OGLE-TR-111 (from Pont et al. 2004)
    Bottom: OGLE III photometric data. Larger image (280 kb)


  • OGLE-TR-111 orbital solution (from Pont et al. 2004):

    Object
    Period
    (days)
    T0
    (JD - 2 400 000)
    Eccentricity
    V
    (km/s)
    Omega
    (deg)
    K1
    (km/s)
    a
    (AU)
    N
    Residuals
    (m/s)
    OGLE-TR-111 b
    4.0161
    52330.44867
    0 (fixed)
    25.154 +/- 0.010
    0 (fixed)
    0.078 +/- 0.014
    0.047 +/- 0.001
    8
    24


  • Other parameters (from Pont et al. 2004):         -- Light curve from OGLE III
            -- Velocities from Pont et al. 2004
            -- Stellar atmospheric parameters from Pont et al. 2004

    Transit impact parameter
    0-0.68
    Orbital inclination
    86.5-90 (deg)
    Radius ratio
    0.12 +/- 0.006
    Planet mean density
    0.61 +0.39/-0.26 (g/cm^3)


  • Other parameters (from Santos et al. 2006):         -- Light curve from OGLE III
            -- Velocities from Pont et al. 2004
            -- Stellar atmospheric parameters from Santos et al. 2006

    Planet mass
    0.52 +/- 0.13 (M_Jup)
    Planet radius
    0.97 +/- 0.06 (R_Jup)


  • Stellar properties:

    Parameter
    OGLE-TR-111
    Reference
    Sp. Type
    G-K
    Pont et al. 2004
    m_I (mag)
    15.55
    OGLE
    B-V (mag)
    0.933
    Melo et al. 2006
    T_eff (K)
    5044 +/- 83
    Santos et al. 2006
    log(g) (CGS)
    4.51 +/- 0.36
    Santos et al. 2006
    M_1 (M_sol)
    0.81 +/-0.02
    Santos et al. 2006
    R (R_sol)
    0.83 +/-0.02
    Santos et al. 2006
    log(R'HK)
    -4.812
    Melo et al. 2006
    P_rot (d)
    38.0
    Noyes et al. 2006
    Vsini (km/s)
    <5
    Pont et al. 2004
    Age (Gyr)
    >0.6
    Melo et al. 2006
    [Fe/H]
    0.19 +/- 0.07
    Santos et al. 2006


  • Links:
  • OGLE-TR-111 @ OGLEIII

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    stephane.udry@obs.unige.ch