A planetary system with a sub-Neptune planet in the habitable zone of TOI-2093

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Table A.4

Planets with R_p < 5 R_⊕ and/or M_p < 24 M_⊕ in the HZ of FGK stars.

Name	SpT	T_eff (K)	T_eq (K)	R_p (R_⊕)	M_p (M_⊕)	a(au)	P (d)	Reference
TOI-2093 c	K5V	4426±85	329	2.30±0.12	${15.8}_{- 3.8}^{+ 3.6}$ $\[15.8_{-3.8}^{+3.6}\]$	${0.257}_{- 0.018}^{+ 0.017}$ $\[0.257_{-0.018}^{+0.017}\]$	53.81149±0.00017	This work
Kepler-411 A d	K2V	$4837_{- 127}^{+ 150}$ $\[4837_{-127}^{+150}\]$	368	${3.38}_{- 0.12}^{+ 0.12}$ $\[3.38_{-0.12}^{+0.12}\]$	15.2±5.1	0.2757±0.0040	58.02035±0.00056	Sun et al. (2019)
Kepler-413 (AB) b	K + M	4700/3500	306	4.35±0.10	67±21	${0.3553}_{- 0.0018}^{+ 0.0020}$ $\[0.3553_{-0.0018}^{+0.0020}\]$	${66.262}_{- 0.021}^{+ 0.024}$ $\[66.262_{-0.021}^{+0.024}\]$	Kostov et al. (2014)
Kepler-1662 c	G0V	5922±60	302	${5.44}_{- 0.30}^{+ 0.52}$ $\[5.44_{-0.30}^{+0.52}\]$	${15.0}_{- 3.6}^{+ 4.3}$ $\[15.0_{-3.6}^{+4.3}\]$	0.8539	284.06095±0.00119	Vissapragada et al. (2020)
Kepler-47 (AB) d	G6V + M3V	5636/3357	292	${7.04}_{- 0.49}^{+ 0.66}$ $\[7.04_{-0.49}^{+0.66}\]$	$19_{- 12}^{+ 24}$ $\[19_{-12}^{+24}\]$	0.6992±0.0033	187.35±0.15	Orosz et al. (2019)
Kepler-90 g	F8V	$6080_{- 170}^{+ 260}$ $\[6080_{-170}^{+260}\]$	349	8.10±0.80	14.9±1.3	0.710±0.080	210.60697±0.00043	Shaw et al. (2025)
HIP 41378 f	F7V	6199±50	276	9.20±0.10	12.1±2.9	1.370±0.020	542.07975±0.00014	Howard et al. (2025)
Kepler-51 d	G3V	5670±60	329	9.70±0.50	7.63±0.95	0.509±0.020	${130.1940}_{- 0.0050}^{+ 0.0020}$ $\[130.1940_{-0.0050}^{+0.0020}\]$	Masuda (2014)

Notes. Only HIP 41378 f and TOI-2093 c masses were measured using RVs. The rest of planet masses were calculated using TTVs or other methods. Kepler-30 d and Kepler-55 A c were excluded because their masses are only upper limits.

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