Notes for HD 169830

by Jean Schneider

update: 22 November 2000

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The planet(s):

• Detection method: Radial velocity
• Basic data:

  Name:	HD 169830 b
  M.sini:	2.96 MJ
  Semi-major axis:	0.823 AU
  Orbital period:	230.4 ± 4.5 d.
  Eccentricity:	0.34 ± 0.05
  Omega (deg):	178.7 ± 8.3
  T_peri (JD-2450000):	1483.6 ± 5.5
  Inclinaison:	-

• Remarks:
  22 Nov. 00: From astrometry Han et al (2000) claim a preliminary mass of 102 M_J and inclination of 178.3^o
  
• References:
  1. HAN I., BLACK D. & GATEWOOD G., 2000
     Preliminary astrometric masses for proposed exrasolar planetary companions.
     ApJ. Letters, accepted
     paper
  2. ESO Press release
  3. exoplanets message # 150
• Other Web pages:
  1. Geneva group velocity curve and data

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The star:

• Distance: 36.32 pc
• Spectral type: F8V
• Apparent magnitude: V = 5.90
• Coordinates :      RA = 18 27 49.4838       DEC = -29 49 00.715
• Metallicity: [Fe/H] = 0.14
• Mass (M_sun): M = 1.4
• More data:
  • Basic Data (from simbad )
  • Most recent refs. (from ADS; enter ` HD 169830 ' in the `objects' field)

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