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Table 2

Equatorial coordinates, main identifiers, optical and infrared magnitudes, proper motion, parallax, distance, spectroscopic parameters, interstellar extinction and fundamental parameters of EPIC 249893012.

Parameter Value Source
Equatorial coordinates and main identifiers
RAJ2000.0 (hh:mm:ss) 15:12:59.57 Gaia (a)
DecJ2000.0 (dd:mm:ss) −16:43:28.73 Gaia (a)
Gaia ID 6259263137059042048 Gaia (a)
2MASS ID J15125956-1643282 2MASS(b)
TYC ID 6170-95-1 TYCHO2(c)

Optical and near-infrared magnitudes
Kp (mag) 11.364 K2 (d)
BJ (mag) 12.335 ± 0.240 K2 (d)
VJ (mag) 11.428 ± 0.121 K2 (d)
G (mag) 11.4019 ± 0.0005 Gaia (a)
g (mag) 11.911 ± 0.010 K2 (d)
r (mag) 11.370 ± 0.020 K2 (d)
i (mag) 11.130 ± 0.030 K2 (d)
J (mag) 10.216 ± 0.026 K2 (d)
H (mag) 9.800 ± 0.023 K2 (d)
K (mag) 9.714 ± 0.023 K2 (d)

Space motion and distance
PMRA (mas yr−1) 13.55 ± 0.07 Gaia (a)
PMDec (mas yr−1) −34.29 ± 0.06 Gaia (a)
Parallax (mas) 3.08 ± 0.04 Gaia (a)
Distance (pc) 324.7 ± 4.2 Gaia (a)

Spectroscopic parameters and interstellar extinction
Spectral type G8 IV/V This work
Teff (K) 5430 ± 85 This work
log g (cgs) 3.99 ± 0.03 This workFe/H>Fe/H
(dex) 0.20 ± 0.05 This workMg/H>Mg/H
(dex) 0.28 ± 0.05 This workNa/H>Na/H
(dex) 0.25 ± 0.05 This workCa/H>Ca/H
(dex) 0.18 ± 0.05 This work
Vmac (km s−1) 3.5 ± 0.4 This work
Vmic (km s−1) 0.9 ± 0.1 This work
V sin i (km s−1) 2.1 ± 0.5 This work
AV (mag) 0.19 ± 0.02 This work

Stellar fundamental parameters
M (M) 1.05 ± 0.05 This work
R (R) 1.71 ± 0.04 This work
1.81 Gaia (a)
L (L) 2.26 Gaia (a)
ρ (g cm−3) 0.298 This work
Age (Gyr) 9.0 This work

References. (a) Gaia DR2 (Gaia Collaboration 2018). (b) 2MASS Catalog (Skrutskie et al. 2006). (c)TYCHO2 Catalog (Høg et al. 2000). (d)ExoFOP7.

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