Notes for HD 80606

update: 20 April 2003

The planets:

• Detection method: Radial Velocity
• Basic data:

  Name:	HD 80606 b
  M.sini:	3.41 MJ
  Semi-major axis:	0.439 AU
  Orbital period:	111.78 ± 0.21 d.
  Eccentricity:	0.927 ± 0.012
  Omega (deg):	291.5 ± 7
  T_peri (JD-2450000):	1973.68 ± 0.33
  Inclination:	-

• Remarks:
  20 apr. 03: Planet in wide (a ~ 1200 AU) binary system (Eggenberger et al 2003)
• References:
  • EGGENBERGER A., UDRY S. & MAYOR M., 2003
    Planets in binaries.
    in Scientific Frontiers in Research on Extrasolar Planets, ASP Conference Series. D.Deming and S.Seager, eds.
    paper
  • NAEF D., LATHAM D., MAYOR M., MAZEH T., BEUZIT J.-L., DRUKIER G., PERRIER-BELLET C., QUELOZ D., SIVAN J.-P., TORRES G., UDRY S. & ZUCKER S., 2001b
    HD 80606 b, a planet on an extremely elongated orbit.
    Astron. & Astrophys., 375, L27
    paper
  • WU Y. & MURRAY N., 2003
    Planet Migration and Binary Companions: the case of HD80606b.
    Apj., 589, 605
    paper

• Other Web pages:
  • Geneva Observatory velocity curve and data
  • ESO Pess release (4 April 2001)

  ---

  
  

  The star:

  • Distance: 58.38 pc
  • Spectral type: G5
  • Apparent magnitude: B = 9.65, V = 8.93
  • Absolute luminosity:
  • Coordinates (2000): RA = 09 22 37.5679 , DEC = +50 36 13.397
  • Metallicity: [Fe/H]= 0.43
  • Mass (M_sun): M= 0.9
  • More data:
    • Basic Data (from Simbad)
    • Most recent refs. (from ADS; enter `HD 80606' in the `objects' field)

  ---

  Back to the Extra-solar Planets Catalog