The GAPS programme at TNG - LXIII. Photo-evaporating puzzle: Exploring the enigmatic nature of TOI-5398 b’s atmospheric signal

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Volume 692 (December 2024)

A&A, 692 (2024) A77

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Table B.1

Best-fit parameters with SLOPpy

Line	Peak position		Contrast c	R_eff (a)	FWHM	Significance
	[nm]	[km s⁻¹]	[%]	[Rp]	[nm]	[σ]
Hα	${656.2837}_{- 0.0053}^{+ 0.0055}$ $656.2837_{ - 0.0053}^{ + 0.0055}$	${0.52}_{- 4.21}^{+ 4.84}$ $0.52_{ - 4.21}^{ + 4.84}$	${1.63}_{- 0.36}^{+ 0.35}$ $1.63_{ - 0.36}^{ + 0.35}$	0.92 ± 0.29	${0.042}_{- 0.010}^{+ 0.014}$ $0.042_{ - 0.010}^{ + 0.014}$	4.5
NaDl	${589.5901}_{- 0.0011}^{+ 0.0011}$ $589.5901_{ - 0.0011}^{ + 0.0011}$	$- {1.41}_{- 0.72}^{+ 0.70}$ $- 1.41_{ - 0.72}^{ + 0.70}$	${2.64}_{- 0.51}^{+ 0.53}$ $2.64_{ - 0.51}^{ + 0.53}$	1.12 ± 0.11	${0.007}_{- 0.001}^{+ 0.002}$ $0.007_{ - 0.001}^{ + 0.002}$	5.0
NaD2	${588.9953}_{- 0.0016}^{+ 0.0017}$ $588.9953_{ - 0.0016}^{ + 0.0017}$	${0.47}_{- 1.41}^{+ 1.47}$ $0.47_{ - 1.41}^{ + 1.47}$	${2.21}_{- 0.47}^{+ 0.48}$ $2.21_{ - 0.47}^{ + 0.48}$	1.12 + 0.11	${0.013}_{- 0.002}^{+ 0.003}$ $0.013_{ - 0.002}^{ + 0.003}$	4.6

Notes. Same as Table 3 but for SLOPpy results. ^(a)The R_eff is fitted in the analysis by SLOPpy and it is not retrieved from the contrast. Therefore we did not include the $δ_{Rp} / H_{eq}$ ${\delta _{{\rm{Rp}}}}/{{\rm{H}}_{{\rm{eq}}}}$ as in Table 3.

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