Open Access

Table 6

Stellar parameters for NGTS-27.

Parameter Value Source
Astrometric properties
2MASS I.D. J13440638-3231227 2MASS
Gaia source I.D. 6171451912217279872 Gaia DR3
TIC I.D. 305739565 TICv8
RA 13h44m06.37 2MASS
Dec −32°31′22.″71 2MASS

Photometric properties
H (mag) 11.858 ± 0.023 2MASS
J (mag) 12.248 ± 0.023 2MASS
K (mag) 11.859 ± 0.028 2MASS
V (mag) 13.50 ± 0.02 APASS
B (mag) 14.207 ± 0.02 APASS
G (mag) 13.33570 ± 0.00023 Gaia DR3
Grp (mag) 12.818 ± 0.001 Gaia DR3
Gbp (mag) 13.691 ± 0.001 Gaia DR3
i (mag) 13.16 ± 0.06 APASS
W1 (mag) 11.823 ± 0.023 WISE
W2 (mag) 11.862 ± 0.022 WISE
NUV (mag) 19.9 ± 0.2 GALEX
TESS (mag) 12.885 ± 0.006 TICv8

Derived properties
Teff (K) 5700 ± 80 iSPEC
[Fe/H] 0.0 ± 0.08 iSPEC
log 𝑔 4.05 ± 0.08 ARIADNE
υ sin i (km s−1) 1.6 ± 0.5 iSPEC
M* (M) 1 . 07 ± 0.06 ARIADNE
R* (R) 1.77 ± 0.03 ARIADNE
Age (Gyr) 7.9 ± 0.8 SED fitting
d (pc) 977 ± 17 Gaia DR3
Av (mag) 0.08 ± 0.01 ARIADNE
L*(L) 3.264 ± 0.242 Gaia DR2

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