Detection of a planetary companion around the giant star γ1 Leonis

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Table 1:

Some stellar parameters of 1leo.
Parameter	Value	Reference
m_V	2.01	Hipparcos
B - V	1.13	Hipparcos
parallax (mas)	25.96 $\pm$ 0.83	Hipparcos
M_V	$-0.92 \pm 0.069$	derived
diameter (mas)	7.7 $\pm$ 0.3	Dyck et al. (1998)
radius ( $R_\odot$ )	31.88 $\pm$ 1.61	derived
mass ( $M_{\odot}$ )	1.23 $\pm$ 0.21	This study
$v \sin i$ (km s^-1)	1.1 $\pm$ 1.3	de Medeiros & Mayor (1999)
	2.6	Gray (1982)
	3.9	Massarotti et al. (2008)
	2.7	this study
$T_{\rm eff}$	4300	Tomkin et al. (1975)
	4470	McWilliam (1990)
	4330 $\pm$ 15	This study
$\log g$	1.7	Tomkin et al. (1975)
	2.35	McWilliam (1990)
	1.59	This study
[Fe/H]	-0.49 $\pm$ 0.12	Mcwilliam (1990)
	-0.51 $\pm$ 0.05	This study
$\zeta$ (km s^-1)	2.4	Mcwilliam (1990)
	1.5	This study

Source LaTeX | All tables | In the text

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