A transiting rocky super-Earth and a non-transiting sub-Neptune orbiting the M dwarf TOI-771

Open Access

Table 2

Stellar properties of TOI-771.

TOI-771
TIC	277634430
Gaia DR3	5229384714547758720
2MASS	J10562716-7259054

Parameter	Value	Source

RA (J2000; hh:mm:ss.ss)	10:56:27.34	A
Dec (J2000; dd:mm:ss.ss)	-72:59:06.66	A
μ_α (mas yr ⁻¹)	39.300 ± 0.017	A
μ_δ (mas yr ⁻¹)	−76.417±0.015	A
Parallax (mas)	39.4467±0.0136	A
Distance (pc)	25.325 ± 0.008	B
γ(kms⁻¹)	−5.90±1.02	A
U(kms⁻¹)	4.56 ± 0.42	F^(a)
V (kms⁻¹)	9.86 ± 0.91	F^(a)
W (kms⁻¹)	−4.82±0.21	F^(a)

TESS (mag)	12.087 ± 0.007	C
G (mag)	13.343 ± 0.003	A
G_BP (mag)	14.877 ± 0.004	A
G_RP (mag)	12.141 ± 0.004	A
B (mag)	16.768 ± 0.162	C
V (mag)	14.888 ± 0.080	C
J (mag)	10.507 ± 0.023	D
H (mag)	9.955 ± 0.022	D
K (mag)	9.664 ± 0.021	D
W1 (mag)	9.479 ± 0.023	E
W2 (mag)	9.303 ± 0.020	E
W3 (mag)	9.173 ± 0.024	E
W4 (mag)	8.885 ± 0.216	E

T_eff (K)	3370 ± 100	F
log g (cgs)	4.80 ± 0.07	F, Spectroscopic
log g (cgs)	5.05 ± 0.14	F, Bolometric
[Fe/H](dex)	−0.13±0.07	F
$\log R_{H K}^{'}$ $\log \mathrm{R}_{\mathrm{HK}}^{\prime}$	−6.36±0.06	F
P_rot (d)	$98_{- 5}^{+ 10}$ $98_{-5}^{+10}$	F
R_★ (R_⊙)	${0.232}_{- 0.023}^{+ 0.017}$ $0.232_{-0.023}^{+0.017}$	F
M_★ (M_⊙)	${0.220}_{- 0.035}^{+ 0.030}$ $0.220_{-0.035}^{+0.030}$	F
L_★ (L_⊙)	${0.00626}_{- 0.00053}^{+ 0.00015}$ $0.00626_{-0.00053}^{+0.00015}$	F
Spectral type	M3	F

Notes. (A) Gaia DR3 (Gaia Collaboration 2023). (B) Bailer-Jones et al. (2021). (C) TESS Input Catalogue Version 8 (TICv8, Stassun et al. 2018). (D) Two Micron All Sky Survey (2MASS, Cutri et al. 2003). (E) Wide-field Infrared Survey Explorer (AllWISE; Cutri et al. 2021). (F) This work.^(a) Space velocity components in the Galactic, heliocentric, right-handed system.

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