L 363-38 b: A planet newly discovered with ESPRESSO orbiting a nearby M dwarf star

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Table 1

Summary of radial velocity observations.

Instrument	# obs.	Date first obs.	Date last obs.	Δt_RV^(a) (days)	a for Δt_RV^(b) (AU)	Median τ_RV^(c) (days)	σ_ΔRV (m s⁻¹)
ESPRESSO P106	7	2020/12/12	2021/02/01	51	0.16	5.4	1.31
ESPRESSO P108	24	2021/10/12	2022/02/08	119	0.28	1.1	1.05
HARPS03	8	2003/08/06	2010/12/08	2681	2.25	126.7	4.07

All	39	2003/08/06	2021/11/27	6761	4.16	2.8	1.17

Notes. ^(a)Total time baseline of the RV measurements. ^(b)Semi-major axis for a revolution around a star with same stellar mass as L 363-38 with period equal to the RV time baseline. ^(c)Median time lag between two consecutive RV measurements.

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