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  A 3 Jupiter-mass companion to HD 169830


  Last update: July the 24th 2002

 
 
 
  • "The CORALIE survey for southern extrasolar planets V: 3 new extrasolar planets", D. Naef, M. Mayor, F. Pepe, D. Queloz, N.C. Santos, S. Udry, M . Burnet, 2001, A&A 375, 205 -- html version (A&A subscription required)

  • ESO Press Release


    • Larger image (373 kb)


  • Orbital solution:

    Object
    Periode
    (days)
    T0
    (HJD)
    Eccentricity
    V
    (km/s)
    Omega
    (deg)
    K1
    (km/s)
    m2sini
    (M_Jup)
    a
    (AU)
    N
    Residuals
    (m/s)
    HD 169830
    229.9 +/- 4.6
    51485.9 +/- 4.8
    0.35 +/- 0.04
    -17.215 +/- 0.003
    183 +/- 7
    0.083 +/- 0.004
    2.94
    0.82
    35
    9.2


  • Stellar properties:

    Parameter
    Value
    Reference
    Sp. Type
    F8V
    Hipparcos
    pi (mas)
    27.53
    Hipparcos
    d (pc)
    36.32
    Hipparcos
    m_v (mag)
    5.90
    Hipparcos
    B-V (mag)
    0.517
    Hipparcos
    T_eff (K)
    6300 +/- 50
    Santos et al. 2000
    M_v (mag)
    3.10
    -
    L (L_sol)
    4.63
    -
    log(g) (CGS)
    4.11 +/- 0.25
    Santos et al. 2000
    M_1 (M_sol)
    1.4
    Geneva models, Schaerer et al. 1993
    log(R'HK)
    -4.93
    Coralie
    P_rot (d)
    9.5
    Noyes et al. 1984
    Vsini (km/s)
    3.8
    Coravel
    Age (Gyr)
    4.0
    Donahue 1993
    [Fe/H]
    0.21 +/- 0.05
    Santos et al. 2000

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    stephane.udry@obs.unige.ch