This page summarises the information held within TEPCat for the transiting brown dwarf system TOI-6884. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2026MNRAS.549ag988K | |
| Date of discovery paper | 2026 / 6 / 30 | y / m / d |
| Data/telescope used for discovery | TESS | |
| Right ascension | 12 52 02.11 | h m s |
| Declination | +26 40 26.2 | d m s |
| Right ascension (decimal) | 193.00879 | degrees |
| Declination (decimal) | 26.67394 | degrees |
| V-band apparent magnitude | 10.32 | mag |
| K-band apparent magnitude | 8.68 | mag |
| Transit duration | 0.1068 ( 2.563 ) | day hour |
| Transit depth | 0.2 | % |
| Time of mid-transit | 2459641.0987 ± 0.0027 | HJD or BJD |
| Orbital period | 4.808264 ± 0.000015 | days |
| Reference for orbital ephemeris | 2026MNRAS.549ag988K |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 6330 +180 −160 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.094 +0.073 −0.068 | dex |
| Stellar mass | 1.410 +0.075 −0.067 | Msun |
| Stellar radius | 1.840 +0.072 −0.073 | Rsun |
| Stellar logarithmic surface gravity | 4.057 +0.045 −0.039 | c.g.s. |
| Stellar mean density | 0.226 +0.034 −0.033 ( 0.319 +0.048 −0.047 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.067 +0.010 −0.012 | |
| Orbital semimajor axis | 0.0629 +0.0011 −0.0010 | AU |
| Planetary mass | 26.32 +0.98 −0.93 ( 83669 +3115 −2956 ) | Mjup Mearth |
| Planetary radius | 0.927 +0.051 −0.052 ( 10.39 + 0.57 − 0.58 ) | Rjup Rearth |
| Planetary surface gravity | 759 +102 −82 4.88 +0.05 −0.05 | m/s2 log(cgs) |
| Planetary mean density | 30.9 +6.1 −4.7 ( 41.0 + 8.1 − 6.2 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1652 ± 32 | K |
| Reference of detailed study | 2026MNRAS.549ag988K |
TOI-6884 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2026/07/02 John Southworth (Keele University, UK)