Notes for HD 216770

update: 2 September 2003

The planets:

• Detection method: Radial Velocity
• Basic data:

  Name:	HD 216770 b
  M.sini:	0.65 MJ
  Semi-major axis:	0.46 AU
  Orbital period:	118.45 ± 0.4 d.
  Eccentricity:	0.37 ± 0.06
  Omega (deg):	281 ± 10
  T_peri (JD-2400000):	52672 ± 3.5
  Inclination:	-

• Remarks:
• References:
  1. MAYOR M., 2003
     Statistical properties of exoplanets: looking for constraints on formation scenarios.
     in Extrasolar Planets: Today and Tomorrow, in press
  2. MAYOR M., UDRY S., NAEF D., PEPE F., QUELOZ D., SANTOS N. & BURNET M., 2003
     The CORALIE survey for southern extra-solar planets. XII: Orbital solutions for 16 extra-solar planets discovered with CORALIE.
     Astron. & Astrophys., 415, 391
     paper

• Other Web pages:
  • Geneva Observatory data

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  The star:

  • Distance: 38 pc
  • Spectral type: K1V
  • Apparent magnitude: B = 8.92, V = 8.10
  • Absolute luminosity:
  • Coordinates (2000): RA = 22 55 53.7097, DEC = -26 39 31.547
  • Metallicity: [Fe/H] = 0.23
  • Mass (M_sun): M = 0.90
  • More data:
    • Basic Data (from Simbad)
    • Most recent refs. (from ADS; enter `HD 216770' in the `objects' field)

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