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  HD 102195 b: A Hot-Jupiter
(Confirmation)
  Last update: May 19 2007

 
 
 
 
 
 
  • Confirmation paper: "A new Neptune-mass planet orbiting HD 219828"
    C. Melo, N. C. Santos, W. Gieren, G. Pietrzynski, M. T. Ruiz, S. G. Sousa, F. Bouchy, C. Lovis, M. Mayor, F. Pepe, D. Queloz, R. da Silva, S. Udry, 2007
    A&A 467, 721 (ADS)
  • Discovery paper: "The First Extrasolar Planet Discovered with a New-Generation High-Throughput Doppler Instrument"
    J. Ge, J van Eyken, S. Mahadevan, C DeWitt, S.R. Kane, R. Cohen, A. Vanden Heuvel, S.W. Fleming, P. Guo, G.W. Henry, D.P. Schneider, L.W. Ramsey, R.A. Wittenmyer, M. Endl, W.D. Cochran, E.B Ford, E.L. Martín, G. Israelian, J. Valenti, D. Montes, 2006
    ApJ 648, 683 (ADS)

    •  
  • Orbital solution (from Melo et al. 2007, RV data corrected for stellar jitter):

    Object
    Period
    (days)
    T0
    (JD - 2 400 000)
    Eccentricity
    V
    (km/s)
    Omega
    (deg)
    K1
    (m/s)
    m2sini
    (M_Jup)
    a
    (AU)
    N
    Residuals
    (m/s)
    HD 102195 b
    4.113775 +/- 0.000557
    53895.96 +/- 0.03
    0.0 (fixed)
    2.132 +/- 0.001
    0.0 (fixed)
    64 +/- 3
    0.45
    0.05
    19
    6.1


  • Stellar properties:

    Parameter
    Value
    Reference
    Sp. Type
    K0V
    Hipparcos
    pi (mas)
    34.51
    Hipparcos
    d (pc)
    28.98
    Hipparcos
    m_v (mag)
    8.07
    Hipparcos
    B-V (mag)
    0.835
    Hipparcos
    T_eff (K)
    5291 +/- 34
    Melo et al. 2007
    M_v (mag)
    5.76
    Melo et al. 2007
    L (L_sol)
    0.47
    Melo et al. 2007
    log(g) (CGS)
    4.45 +/- 0.04
    Melo et al. 2007
    M_1 (M_sol)
    0.87
    Melo et al. 2007
    log(R'HK)
    -4.56
    Melo et al. 2007
    P_rot (d)
    12
    Ge et al. 2006
    Vsini (km/s)
    2.6
    Melo et al. 2007
    Age (Gyr)
    >0.5
    Melo et al. 2007
    [Fe/H]
    0.05 +/- 0.05
    Melo et al. 2007


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    stephane.udry@obs.unige.ch