This page summarises the information held within TEPCat for the transiting brown dwarf system TIC 9344899. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | arXiv:2602.02836 | |
| Date of discovery paper | 2026 / 2 / 4 | y / m / d |
| Data/telescope used for discovery | TESS | |
| Right ascension | 04 51 10.54 | h m s |
| Declination | −08 26 50.35 | d m s |
| Right ascension (decimal) | 72.79392 | degrees |
| Declination (decimal) | -8.44732 | degrees |
| V-band apparent magnitude | 13.29 | mag |
| K-band apparent magnitude | 11.76 | mag |
| Transit duration | 0.167 ( 4.01 ) | day hour |
| Transit depth | 0.8 | % |
| Time of mid-transit | 2459163.6472 ± 0.0012 | HJD or BJD |
| Orbital period | 8.5821566 ± 0.0000072 | days |
| Reference for orbital ephemeris | arXiv:2602.02836 |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5800 ± 70 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.07 ± 0.05 | dex |
| Stellar mass | 0.98 ± 0.08 | Msun |
| Stellar radius | 1.06 ± 0.03 | Rsun |
| Stellar logarithmic surface gravity | 4.39 ± 0.04 | c.g.s. |
| Stellar mean density | 0.82 +0.09 −0.10 ( 1.16 +0.13 −0.14 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.029 +0.021 −0.018 | |
| Orbital semimajor axis | 0.0815 +0.0037 −0.0040 | AU |
| Planetary mass | 19.4 +1.9 −1.8 ( 61671 +6040 −5722 ) | Mjup Mearth |
| Planetary radius | 0.817 ± 0.036 ( 9.16 ± 0.40 ) | Rjup Rearth |
| Planetary surface gravity | 710 +72 −80 4.85 +0.04 −0.05 | m/s2 log(cgs) |
| Planetary mean density | 33.2 ± 6.3 ( 44.0 ± 8.4 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 923 +22 −19 | K |
| Reference of detailed study | arXiv:2602.02836 |
TIC 9344899 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2026/02/19 John Southworth (Keele University, UK)