Table 2
Astrometry, photometry, and spectroscopy stellar properties of TOI-2015.
| Star information | ||
|---|---|---|
| Identifying information | ||
| TOI 2015 | ||
| TIC 368287008 | ||
| DR3 ID 1270814787767025408 | ||
| 2MASS J1523191+2721388 | ||
| WISE J152831.86+272139.5 | ||
| Parameter | Value | Source |
| Parallax and distance | ||
| RA (J2000) | 15:28:31.84 | (1) |
| Dec (J2000) | +27:21:39.86 | (1) |
| Parallax (mas) | 21.13 ± 0.02 | (1) |
| μRA (mas yr−1) | −56.244 ± 0.010 | (1) |
| μDec (mas yr−1) | 63.807 ± 0.014 | (1) |
| Distance (pc) | 47.32 ± 0.05 | (1) |
| Photometric properties | ||
| TESSmag | 12.839 ± 0.007 | (2) |
| Vmag (UCAC4) | 16.11 ± 0.20 | (3) |
| Bmag (UCAC4) | 17.13 ± 0.10 | (3) |
| Jmag (2MASS) | 11.12 ± 0.02 | (4) |
| Hmag (2MASS) | 10.52 ± 0.02 | (4) |
| Kmag (2MASS) | 10.26 ± 0.02 | (4) |
| Gmag (Gaia DR3) | 14.176 ± 0.001 | (1) |
| W1mag (WISE) | 10.098 ± 0.022 | (5) |
| W2mag (WISE) | 9.93 ± 0.02 | (5) |
| W3mag (WISE) | 9.77 ± 0.04 | (5) |
| W4mag (WISE) | 9.32 | (5) |
| Spectroscopic and derived parameters | ||
| Teff (K) | ![$\[\mathbf{3297_{-28}^{+14}}\]$](/articles/aa/full_html/2025/03/aa52916-24/aa52916-24-eq8.png){kind=small} |
(BAM) this work |
| 3211 ± 51 | (MAROON-X) this work | |
| 3200 ± 75 | (SED) this work | |
| log g⋆ (dex) | 5.04 ± 0.04 | [MAROON-X] this work |
| 5.01 ± 0.02 | (SED) this work | |
| (Fe/H) (dex) | +0.29 ± 0.13 | (optical) this work |
| −0.31 ± 0.16 | (MAROON-X) this work | |
| M⋆ [M⊙] | 0.33 ± 0.02 | (SED) this work |
| 0.3043 ± 0.0067 | athis work | |
![$\[\mathbf{0.3041_{-0.0312}^{+0.0353}}\]$](/articles/aa/full_html/2025/03/aa52916-24/aa52916-24-eq9.png){kind=small} |
(BMA) this work | |
| R⋆ [R⊙] | 0.339 ± 0.016 | (SED) this work |
| 0.3240 ± 0.0094 | athis work | |
![$\[\mathbf{0.3273_{-0.0051}^{+0.0029}}\]$](/articles/aa/full_html/2025/03/aa52916-24/aa52916-24-eq10.png){kind=small} |
(BMA) this work | |
| Fbol [erg cm−2 s−1] | 1.552 ± 0.018 × 10−11 | (SED) this work |
| AV (mag) | 0.02 ± 0.02 | (SED) this work |
| L⋆ (L⊙) | ![$\[0.0322_{-0.0025}^{+0.0028}\]$](/articles/aa/full_html/2025/03/aa52916-24/aa52916-24-eq11.png){kind=small} |
(SED) this work |
| ρ⋆ (ρ⊙) | ![$\[8.37_{-0.98}^{+1.03}\]$](/articles/aa/full_html/2025/03/aa52916-24/aa52916-24-eq12.png){kind=small} |
(BMA) this work |
| Age (Gyr) | ≲ 5–6 | (Hα) this work |
| v sin i (km s−1) | ≲ 2 | (MAROON-X) this work |
| Spectral type | M4±0.5 | (NIR) this work |
| M4.5±0.5 | (optical) this work | |
Notes. (1) Gaia EDR3 Gaia Collaboration (2021); (2) TESS Input Catalog Stassun et al. (2018b); (3) UCAC4 Zacharias et al. (2012); (4) 2MASS Skrutskie et al. (2006); (5) WISE Cutri et al. (2021). (a)Stellar mass and radius values are computed from Mann et al. (2015); Mann et al. (2019). Parameters in bold are the stellar parameters used in priors for photodynamical modeling presented in Section 5.
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