The GAPS Programme at TNG - LIV. A He I survey of close-in giant planets hosted by M-K dwarf stars with GIANO-B

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Table 3

Correlations between the investigated planetary and stellar parameters expected to influence the He I observability.

X, Y	ρ Spearman	Correlation strength	p-value
$F_{EUV}, δ_{R_{P}} / H_{eq}$ ${F_{{\rm{EUV}}}},{\delta _{{R_P}}}/{H_{{\rm{eq}}}}$	0.0116 ± 0.0029	Null	0.98
F_EUV, c	0.1663 ± 0.0029	Low	0.69
$T_{eff}, δ_{R_{P}} / H_{eq}$ ${T_{{\rm{eff}}}},{\delta _{{R_P}}}/{H_{{\rm{eq}}}}$	−0.0302 ± 0.0028	Null	0.94
T_eff, c	−0.1665 ± 0.0027	Low	0.70
$g_{P}, δ_{R_{P}} / H_{eq}$ ${g_{\rm{P}}},{\delta _{{R_P}}}/{H_{{\rm{eq}}}}$	0.0664 ± 0.0028	Null	0.88
𝑔_P,c	−0.1886 ± 0.0026	Low	0.65
$\log R_{HK}^{'}, δ_{R_{P}} / H_{eq}$ $\log R_{{\rm{HK}}}^\prime ,{\delta _{{R_P}}}/{H_{{\rm{eq}}}}$	−0.1303 ± 0.0028	Low	0.76
log R′_HK,c	0.1461 ± 0.0030	Low	0.73

Notes. From left to right: the parameters investigated for the correlation, the Spearman value, the strength of correlation from Kuckartz et al. (2013), and the associated p-value.

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