This page summarises the information held within TEPCat for the transiting planetary system TOI-4034. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | arXiv:2606.05295 | |
| Date of discovery paper | 2026 / 6 / 5 | y / m / d |
| Data/telescope used for discovery | TESS | |
| Right ascension | 22 20 35.28 | h m s |
| Declination | +71 46 02.5 | d m s |
| Right ascension (decimal) | 335.14700 | degrees |
| Declination (decimal) | 71.76736 | degrees |
| V-band apparent magnitude | 13.26 | mag |
| K-band apparent magnitude | 11.46 | mag |
| Transit duration | 0.1340 ( 3.216 ) | day hour |
| Transit depth | 0.9 | % |
| Time of mid-transit | 2460661.21859 ± 0.00047 | HJD or BJD |
| Orbital period | 1.8020932 ± 0.0000012 | days |
| Reference for orbital ephemeris | arXiv:2606.05295 |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5891 ± 40 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.12 ± 0.02 | dex |
| Stellar mass | 1.19 +0.13 −0.03 | Msun |
| Stellar radius | 1.83 ± 0.02 | Rsun |
| Stellar logarithmic surface gravity | 3.87 ± 0.08 | c.g.s. |
| Stellar mean density | 0.196 ± 0.018 ( 0.277 ± 0.025 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0 | |
| Orbital semimajor axis | 0.03289 ± 0.00071 | AU |
| Planetary mass | 0.87 ± 0.16 ( 276 ± 50 ) | Mjup Mearth |
| Planetary radius | 1.580 ± 0.020 ( 17.71 ± 0.22 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | 0.207 ± 0.037 ( 0.275 ± 0.049 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1907 ± 22 | K |
| Reference of detailed study | arXiv:2606.05295 |
TOI-4034 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2026/06/23 John Southworth (Keele University, UK)