Notes for HD 18445

update: 2 November 1996

The planet(s):

• Detection method: Radial velocity
• Basic data:
  • M.sini:       39 M_J
  • Semi-major axis:      ~ 0.9 AU
  • Orbital period:      554.67 d.
  • Eccentricity:       0.54
• Remarks: The star is in an at least quadruple system (Duquennpy & Mayor 1991)
• References:
  1. DUQUENNOY A. & MAYOR M., 1991
     Multiplicity among solar-type stars in the solar neighbourhood. II - Distribution of the orbital elements in an unbiased sample.
     A. & A., 248, 485
     abstract

The star:

• Distance:
• Spectral type: K2V
• Apparent magnitude: m_V = 7.84
• Absolute luminosity:
• Coordinates (2000):          
• More data:
  • Basic Data (from simbad )
  • Most recent refs. (from ADS; enter ` HD 18445 ' in the `objects' field)