The HARPS search for southern extra-solar planets - XVII. Super-Earth and Neptune-mass planets in multiple planet systems HD 47 186 and HD 181 433

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Table 1:

Stellar parameters of HD 47 186 and HD 181 433. The rotational period is derived from the activity index log R^'_HK.
Parameters	HD 47 186	HD 181 433	Reference
Spectral type	G5V	K3IV	Hipparcos
Parallax [mas]	26.43	38.24	Hipparcos
Distance [pc]	37.84	26.15	Hipparcos
m_v	7.6	8.4	Hipparcos
B-V	0.71	1.01	Hipparcos
M_v	4.74	6.31	Hipparcos
Luminosity [ $L_\odot$ ]	1.08 $\pm$ 0.029	0.308 $\pm$ 0.026	Sousa et al. (2008)
Mass [ $M_\odot$ ]	0.99	0.78	Sousa et al. (2008)
$T_{\rm eff}$ [K]	5675 $\pm$ 21	4962 $\pm$ 134	Sousa et al. (2008)
log g	4.36 $\pm$ 0.04	4.37 $\pm$ 0.26	Sousa et al. (2008)
$\rm [Fe/H]$	0.23 $\pm$ 0.02	0.33 $\pm$ 0.13	Sousa et al. (2008)
v sin i [ km s^-1]	2.2	1.5	this paper
log R^'_HK	-5.01	-5.11	this paper
$P_{\rm ROT}$ [days]	33	54	this paper

Source LaTeX | All tables | In the text

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