Table 1
Adopted stellar parameters and other basic information for Chang 134 (second and third columns) and V393 Car (fourth and fifth columns).
| Chang 134 | V393 Car | |||
|---|---|---|---|---|
| Parameter | Value | Source (and ref.) | Value | Source (and ref.) |
| TIC (ID) | 431589510 | TICv8 (A) | 364399376 | TICv8 (A) |
| TYC (ID) | 9158-919-1 | Tycho-2 (B) | 8911-2754-1 | Tycho-2 (B) |
| HD (ID) | – | – | 66260 | Simbad (C) |
| 2MASS (ID) | J03224585-7237459 | 2MASS (D) | J07590267-6135009 | 2MASS (D) |
| RA (deg) | 50.69114 | Gaia EDR3 (E) | 119.76113 | Gaia EDR3 (E) |
| declination (deg) | −72.62943 | Gaia EDR3 (E) | -61.58361 | Gaia EDR3 (E) |
| parallax (mas) | 0.75 ± 0.11 | Gaia EDR3 (E) | 5.00 ± 0.10 | Gaia EDR3 (E) |
| distance (pc) | 1090 ± 120 | Gaia EDR3 (F) | 199 ± 5 | Gaia EDR3 (F) |
| T (mag) | 11.89 ± 0.01 | TICv8 (A) | 7.185 ± 0.007 | TICv8 (A) |
| B (mag) | 12.35 ± 0.11 | Tycho-2 (B) | 7.76 ± 0.01 | Tycho-2 (B) |
| V (mag) | 12.33 ± 0.17 | Tycho-2 (B) | 7.46 ± 0.01 | Tycho-2 (B) |
| J (mag) | 11.40 ± 0.02 | 2MASS (D) | 6.84 ± 0.02 | 2MASS (D) |
| H (mag) | 11.29 ± 0.02 | 2MASS (D) | 6.75 ± 0.06 | 2MASS (D) |
| Ks (mag) | 11.23 ± 0.02 | 2MASS (D) | 6.68 ± 0.02 | 2MASS (D) |
| Teff (K) | 7200 ± 300 | seismic (G) | 7400 ± 200 | seismic (G) |
| ″ | 7281 ± 170 | Gaia DR2 (H) | 7040 ± 280 | Gaia DR2 (H) |
| L*/L⊙ | – | – | 27.44 ± 0.32 | Gaia DR2 (H) |
| M*/M⊙ | 1.38 ± 0.03 | StarHorse (I) | 2.02 ± 0.10 | StarHorse (J) |
| R*/R⊙ | – | – | 3.52 ± 0.29 | Gaia DR2 (H) |
| log g* (cgs) | 4.04 | seismic (G) | 3.58 | seismic (G) |
Notes. See Sect. 2 for details.
References. (A) TESS Input Catalog Version 8 (Stassun et al. 2019); (B) Tycho-2 (Høg et al. 2000); (C) Simbad data base, (Wenger et al. 2000); (D) Two Micron All Sky Survey (2MASS, Cutri et al. 2003); (E) Gaia Early Data Release 3 (EDR3, Gaia Collaboration 2021); (F) Bailer-Jones et al. (2021); (G) Barceló Forteza et al. (2020); (H) Gaia Data Release 2 (DR2, Gaia Collaboration 2018); (I) Queiroz et al. (2020); (J) Anders et al. (2022).
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