The CARMENES search for exoplanets around M dwarfs - Revisiting the GJ 317, GJ463, and GJ 3512 systems and two newly discovered planets orbiting GJ9773 and GJ 508.2

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Volume 700 (August 2025)

A&A, 700 (2025) A242

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Table 4

Adopted best fit parameters and derived exoplanet and orbital properties of the systems analysed here.

Parameter	GJ 3512	GJ 317	GJ 463	GJ 9773	GJ 508.2
Fitted parameters
P_b (d)	${203.109}_{- 0.034}^{+ 0.035}$ $\[203.109_{-0.034}^{+0.035}\]$	${695.69}_{- 0.25}^{+ 0.26}$ $\[695.69_{-0.25}^{+0.26}\]$	3459±22	$2965_{- 37}^{+ 41}$ $\[2965_{-37}^{+41}\]$	>5300
BJD_0,b (+2450000)	${7739.51}_{- 0.20}^{+ 0.22}$ $\[7739.51_{-0.20}^{+0.22}\]$	${8089.4}_{- 1.6}^{+ 1.7}$ $\[8089.4_{-1.6}^{+1.7}\]$	$4313_{- 30}^{+ 28}$ $\[4313_{-30}^{+28}\]$	9362±18	−
K_b (m s⁻¹)	${71.28}_{- 0.31}^{+ 0.32}$ $\[71.28_{-0.31}^{+0.32}\]$	${71.39}_{- 0.55}^{+ 0.56}$ $\[71.39_{-0.55}^{+0.56}\]$	36.27±0.71	${15.11}_{- 0.31}^{+ 0.32}$ $\[15.11_{-0.31}^{+0.32}\]$	>33
e_b cos ω_b	$- {0.2563}_{- 0.0040}^{+ 0.0041}$ $\[-0.2563_{-0.0040}^{+0.0041}\]$	${0.0808}_{- 0.0070}^{+ 0.0067}$ $\[0.0808_{-0.0070}^{+0.0067}\]$	${0.125}_{- 0.014}^{+ 0.013}$ $\[0.125_{-0.014}^{+0.013}\]$	${0.034}_{- 0.019}^{+ 0.020}$ $\[0.034_{-0.019}^{+0.020}\]$	−
e_b sin ω_b	${0.3427}_{- 0.0040}^{+ 0.0041}$ $\[0.3427_{-0.0040}^{+0.0041}\]$	${0.0159}_{- 0.0069}^{+ 0.0071}$ $\[0.0159_{-0.0069}^{+0.0071}\]$	−0.074±0.016	0.214±0.021	−
P_c (d)	$2354_{- 30}^{+ 36}$ $\[2354_{-30}^{+36}\]$	$6500_{- 166}^{+ 169}$ $\[6500_{-166}^{+169}\]$	−	−	−
BJD_0,c (+2450000)	$7339_{- 37}^{+ 32}$ $\[7339_{-37}^{+32}\]$	$12735_{- 176}^{+ 179}$ $\[12735_{-176}^{+179}\]$	−	−	−
K_c (m s⁻¹)	${28.02}_{- 0.34}^{+ 0.36}$ $\[28.02_{-0.34}^{+0.36}\]$	${29.33}_{- 0.73}^{+ 0.74}$ $\[29.33_{-0.73}^{+0.74}\]$	−	−	−
e_c cos ω_c	${0.056}_{- 0.015}^{+ 0.016}$ $\[0.056_{-0.015}^{+0.016}\]$	$- {0.062}_{- 0.021}^{+ 0.020}$ $\[-0.062_{-0.021}^{+0.020}\]$	−	−	−
e_c sin ω_c	${0.067}_{0.013}^{+ 0.012}$ $\[0.067_{0.013}^{+0.012}\]$	0.207±0.013	−	−	−
μ_VIS (m s⁻¹)	${11.41}_{- 0.42}^{+ 0.40}$ $\[11.41_{-0.42}^{+0.40}\]$	6.9±1.6	${9.42}_{- 0.46}^{+ 0.48}$ $\[9.42_{-0.46}^{+0.48}\]$	−4.93±0.20	−
μ_NIR (m s⁻¹)	${11.60}_{- 0.65}^{+ 0.67}$ $\[11.60_{-0.65}^{+0.67}\]$	12.8±1.9	${11.30}_{- 0.75}^{+ 0.71}$ $\[11.30_{-0.75}^{+0.71}\]$	−5.35±0.61	−
γ_IRD (m s⁻¹)	$- {16.6}_{- 1.2}^{+ 1.1}$ $\[-16.6_{-1.2}^{+1.1}\]$	−	−	−	−
γ_HIRES (m s⁻¹)	−	−12.7±1.0	10.8±2.2	−	−
γ_PFS (m s⁻¹)	−	28.2±1.1		−	−
γ_HARPS–pre (m s⁻¹)	−	$- {19.53}_{- 0.97}^{+ 0.94}$ $\[-19.53_{-0.97}^{+0.94}\]$	−	−	−
γ_HARPS–post (m s⁻¹)	−	41.3±1.6	−	−	−
γ_HRS (m s⁻¹)	−	−	12.8±1.1	−	−
σ_VIS (m s⁻¹)	${1.95}_{- 0.24}^{+ 0.23}$ $\[1.95_{-0.24}^{+0.23}\]$	${2.05}_{- 0.38}^{+ 0.44}$ $\[2.05_{-0.38}^{+0.44}\]$	${0.02}_{- 0.02}^{+ 0.19}$ $\[0.02_{-0.02}^{+0.19}\]$	${0.17}_{- 0.16}^{+ 0.60}$ $\[0.17_{-0.16}^{+0.60}\]$	−
σ_NIR (m s⁻¹)	${4.86}_{- 0.72}^{+ 0.70}$ $\[4.86_{-0.72}^{+0.70}\]$	${4.3}_{- 2.2}^{+ 1.6}$ $\[4.3_{-2.2}^{+1.6}\]$	${4.39}_{- 0.78}^{+ 0.75}$ $\[4.39_{-0.78}^{+0.75}\]$	${3.1}_{- 1.1}^{+ 0.8}$ $\[3.1_{-1.1}^{+0.8}\]$	−
σ_IRD (m s⁻¹)	${5.4}_{- 0.9}^{+ 1.0}$ $\[5.4_{-0.9}^{+1.0}\]$	−	−	−	−
σ_HIRES (m s⁻¹)	−	${4.41}_{- 0.62}^{+ 0.68}$ $\[4.41_{-0.62}^{+0.68}\]$	${7.6}_{- 1.6}^{+ 2.1}$ $\[7.6_{-1.6}^{+2.1}\]$	−	−
σ_PFS (m s⁻¹)	−	${3.63}_{- 0.76}^{+ 0.89}$ $\[3.63_{-0.76}^{+0.89}\]$	−	−	−
σ_HARPS–pre (m s⁻¹)	−	${2.86}_{- 0.31}^{+ 0.33}$ $\[2.86_{-0.31}^{+0.33}\]$	−	−	−
σ_HARPS–post (m s⁻¹)		${4.25}_{- 0.50}^{+ 0.59}$ $\[4.25_{-0.50}^{+0.59}\]$	−	−	−
σ_HRS (m s⁻¹)	−	−	${0.05}_{- 0.05}^{+ 0.71}$ $\[0.05_{-0.05}^{+0.71}\]$	−	−
Residuals
rms_VIS (m s⁻¹)	3.48	3.27	3.18	2.21	−
rms_NIR (m s⁻¹)	10.99	8.49	8.93	7.84	−
rms_IRD (m s⁻¹)	6.79	−	−	−	−
rms_HIRES (m s⁻¹)	−	5.54	8.34	−	−
rms_PFS (m s⁻¹)	−	4.88	−	−	−
rms_HARPS–pre (m s⁻¹)	−	3.44	−	−	−
rms_HARPS–post (m s⁻¹)	−	4.69	−	−	−
rms_HRS (m s⁻¹)	−	−	6.82	−	−
Computed properties
e_b	${0.4279}_{- 0.0035}^{+ 0.0036}$ $\[0.4279_{-0.0035}^{+0.0036}\]$	${0.0826}_{- 0.0071}^{+ 0.0070}$ $\[0.0826_{-0.0071}^{+0.0070}\]$	${0.146}_{- 0.015}^{+ 0.014}$ $\[0.146_{-0.015}^{+0.014}\]$	0.218±0.020	>0.27
ω_b (deg)	${126.80}_{- 0.64}^{+ 0.62}$ $\[126.80_{-0.64}^{+0.62}\]$	${11.3}_{- 4.6}^{+ 4.8}$ $\[11.3_{-4.6}^{+4.8}\]$	${329.3}_{- 5.8}^{+ 5.9}$ $\[329.3_{-5.8}^{+5.9}\]$	99.0±5.2	>302
a_2,b (au)	${0.3376}_{- 0.0084}^{+ 0.0082}$ $\[0.3376_{-0.0084}^{+0.0082}\]$	1.138±0.013	${3.530}_{- 0.038}^{+ 0.037}$ $\[3.530_{-0.038}^{+0.037}\]$	2.921±0.045	>4.85
m_b sin i_b (M_Jup)	0.461±0.023	1.688±0.041	${1.649}_{- 0.045}^{+ 0.044}$ $\[1.649_{-0.045}^{+0.044}\]$	0.543±0.016	>1.85
e_c	0.089±0.012	0.217±0.014	−	−	−
ω_c (deg)	50±10	${106.7}_{- 5.3}^{+ 5.4}$ $\[106.7_{-5.3}^{+5.4}\]$	−	−	−
a_2,c (au)	${1.731}_{- 0.046}^{+ 0.043}$ $\[1.731_{-0.046}^{+0.043}\]$	5.04±0.10	−	−	−
m_c sin i_c (M_Jup)	0.453±0.023	${1.430}_{- 0.055}^{+ 0.058}$ $\[1.430_{-0.055}^{+0.058}\]$	−	−	−

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