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  A Jovian planet orbiting HD 121504


  Last update: March the 5th 2005

 
 
 
  • "The CORALIE survey for southern extra-solar planets. XII. Orbital solutions for 16 extra-solar planets detected with CORALIE"
    M. Mayor, S. Udry, D. Naef, F. Pepe, D. Queloz, N.C. Santos, M. Burnet, 2004
    A&A 415, 391 (ADS)
  • Announcement press release, IAU General Assembly, Symp. 202, Manchester, august 7th 2000

  • Proceedings of the "Planetary Systems in the Univers" IAU Symp. 202, Manchester, Aug. 2000, (Queloz et al.)



    • Larger image (44 kb)


  • Orbital solution (from Mayor et al. 2003):

    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 121504
    63.33 +/- 0.03
    51450 +/- 2
    0.03 +/- 0.01
    19.617 +/- 0.001
    265 +/- 12
    55.8 +/- 0.9
    1.22
    0.33
    100
    11.6


  • Stellar properties:

    Parameter
    Value
    Reference
    Sp. Type
    G2V
    Hipparcos
    pi (mas)
    22.54
    Hipparcos
    d (pc)
    44.37
    Hipparcos
    m_v (mag)
    7.54
    Hipparcos
    B-V (mag)
    0.593
    Hipparcos
    T_eff (K)
    6075 +/- 40
    Santos et al. 2001, 2003
    M_v (mag)
    4.30
    -
    L (L_sol)
    1.55
    -
    log(g) (CGS)
    4.64 +/- 0.12
    Santos et al. 2001, 2003
    M_1 (M_sol)
    1.18
    Mayor et al. 2003
    log(R'HK)
    -4.57
    Coralie, Mayor et al. 2003
    P_rot (d)
    8.6
    Mayor et al. 2003
    Vsini (km/s)
    2.6
    Coralie, Mayor et al. 2003
    Age (Gyr)
    1.2
    Mayor et al. 2003
    [Fe/H]
    0.16 +/- 0.05
    Santos et al. 2001, 2003


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    stephane.udry@obs.unige.ch