Астронет: А. А. Калошин/ГАИШ Каталог известных внесолнечных планет http://www.variable-stars.ru/db/msg/1187079/hd6434/hd6434.html

Notes for HD 6434

by Jean Schneider

update: 22 November 2000

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The planet(s):

• Detection method: Radial velocity
• Basic data:

  The star:

  Name:	HD 6434 b
  M.sini:	0.48 MJ
  Semi-major axis:	0.15 AU
  Orbital period:	22.09 d.
  Eccentricity:	0.30 ± 0.15
  Omega (deg):	144 ± 13
  T_peri (JD-2450000):	1688.9 ± 0.7
  Inclinaison:	-

  Remarks:
  22 Nov. 00: From astrometry Han et al (2000) claim a preliminary mass of 196 M_J and inclination of 179.9^o
  
• References:
  1. HAN I., BLACK D. & GATEWOOD G., 2000
     Preliminary astrometric masses for proposed exrasolar planetary companions.
     ApJ. Letters, accepted
     paper
  2. IAU General Assembly, 7 August 2000
• Other Web pages:
  1. Geneva Observatory RV curve and data

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  • Distance: 40.32 pc
  • Spectral type: G3 IV
  • Apparent magnitude: 7.72
  • Coordinates (2000):     RA = 01 04 40.1511       DEC = -39 29 17.583
  • Metallicity: [Fe/H]= -0.52
  • Mass (M_sun): M= 1.0
  • More data:
    • Basic Data (from simbad )
    • Most recent refs. (from ADS; enter ` HD 6434 ' in the `objects' field)

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