Notes for HD 68988

update: 14 October 2004

The planet(s):

• Basic data:

  Name:	HD 68988 b
  M.sini:	1.9 MJ
  Semi-major axis:	0.071 AU
  Orbital period:	6.276 d.
  Eccentricity:	0.14
  Omega (deg):	-
  T_peri (JD-2450000):	-
  Inclination:	-

• Remarks: 17 oct 01: Additional velocity slope -26.4 ± 5.5 m/s/yr
• References:
  1. BODENHEIMER P., LAUGHLIN G. & LIN D., 2003
     On the Radii of Extrasolar Giant Planets.
     ApJ., 592, 555
     paper
  2. 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
  3. VOGT S., BUTLER P., MARCY G., FISCHER D., POURBAIX D., APPS K., & LAUGHLIN G., 2001
     Ten Low Mass Companions from the Keck Precision Velocity Survey.
     ApJ., 568, 352
     paper
• Other Web pages:
  1. "exoplanets.org" RV curve and data

The star:

• Distance: 58 pc
• Spectral type: G0
• Apparent magnitude: B = 8.83 V = 8.21
• Coordinates (2000):     RA = 08 18 22.1731       DEC = +61 27 38.599
• Metallicity: [Fe/H]= 0.24
• Mass (M_sun): M= 1.20
• More data:
  • Basic Data (from simbad )
  • Most recent refs. (from ADS; enter ` HD 68988 ' in the `objects' field)