Notes for HD 141937

by Jean Schneider

update: 7 February 2003

The planets:

• Detection method: Radial Velocity
• Basic data:

  Name:	HD 141937 b
  M.sini:	9.7 MJ
  Semi-major axis:	1.52 AU
  Orbital period:	653.22 ± 1.21 d.
  Eccentricity:	0.41 ± 0.01
  Omega (deg):	187.72 ± 0.80
  T_peri (JD-2450000):	1847.38 ± 1.97
  Inclination:	-

• Remarks:
• References:
  • LAWS Ch., GONZALEZ G., WALKER K., TYAGI S., DODSWORTH J., SNIDER K. & SUNTZEFF N., 2003
    Parent Stars of Extrasolar Planets VII: New Abundance Analyses of 30 Systems.
    Astron. J., accepted
    preprint
  • UDRY S., MAYOR M., NAEF D., PEPE F., QUELOZ D., SANTOS N. & BURNET M., 2002
    The CORALIE survey for southern extra-solar planets VIII. The very low-mass companions of HD141937, HD162020, HD168443, HD202206: brown dwarfs or superplanets?
    Astron. & Astrophys., 390, 26
    paper

• Other Web pages:
  • Geneva Observatory velocity curve and data

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  The star:

  • Distance: 33.46 pc
  • Spectral type: G2/G3V
  • Apparent magnitude: B = 7.85, V = 7.25
  • Coordinates (2000): RA = 15 52 17.5474 , DEC = -18 26 09.834
  • Metallicity: [Fe/H]= 0.16
  • Mass (M_sun): M= 1.0
  • More data:
    • Basic Data (from Simbad)
    • Most recent refs. (from ADS; enter `HD 141937' in the `objects' field)

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