Notes for HD 83443

by Jean Schneider

update: 12 June 2002

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The planet(s):

• Detection method: Radial velocity
• Basic data:

  Name:	HD 83443 b	HD 83443 c
  M.sini:	0.35 MJ	0.17 MJ
  Semi-major axis:	0.038 AU	0.174 AU
  Orbital period:	2.9853 ± 0.0009 d.	29.83 ± 0.18 d.
  Eccentricity:	0.08 ± 0.03	0.42 ± 0.06
  Omega (deg):	300.25 ± 17.05	337.44 ± 40.42
  T_peri (JD-2450000):	1386.50 ± 0.70	1569.59 ± 0.14
  Inclinaison:	-	-

• Remarks: Doubts about the planet HD 83443 c (P. Butler et al, 2002)
• References:
  1. BUTLER P., MARCY G., VOGT S., TINNEY C., JONES H., McCARTHY C., PENNY A., APPS K. & CARTER B., 2002
     On the Double Planet System Around HD 83443.
     ApJ., 578, 565
     paper
  2. LAUGHLIN G. & CHAMBERS J., 2001
     Short-Term Dynamical Interactions Among Extrasolar Planets.
     ApJ. Lett., submitted
     preprint
  3. MAYOR M., NAEF D., PEPE F., QUELOZ D., SANTOS N., UDRY S. & BURNET M., 2000b
     HD 83443: a system with two Saturns.
     in Planetary Systems in the Universe: Observation, Formation and Evolution ,IAU Symp. 202, Eds. A. Penny, P. Artymowicz, A.-M. Lagrange and S. Russel ASP Conf. Ser
     paper
  4. TAMBURINI F., BIANCHINI A. & ORTOLANI S., 2002
     Polarization statistics of extra-solar systems.
     Astron. & Astrophys., submitted
     preprint
  5. UDRY S., MAYOR M. & QUELOZ D., 2000b
     CORALIE-ELODIE new planets and planetary systems. Looking for fossil traces of formation and evolution.
     in Planetary Systems in the Universe: Observation, Formation and Evolution , IAU Symp. 202, Eds. A. Penny, P. Artymowicz, A.-M. Lagrange and S. Russel ASP Conf. Ser.
     paper
  6. exoplanet message # 150
• Other Web pages:
  1. Geneva velocity curve and data
  2. ESO Press release

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The star:

• Distance: 43.54 pc
• Spectral type: K0V
• Apparent magnitude: V = 8.23
• Coordinates (2000):    RA = 09 37 11.8281       DEC = -43 16 19.939
• Metallicity: [Fe/H]=0.33
• Mass (M_sun): M=0.79
• More data:
  • Basic Data (from simbad )
  • Most recent refs. (from ADS; enter ` HD 83443 ' in the `objects' field)

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