This page summarises the information held within TEPCat for the transiting planetary system TIC 434398831b. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2025MNRAS.540..806V | |
| Date of discovery paper | 2024 / 7 / 30 | y / m / d |
| Data/telescope used for discovery | TESS | |
| Right ascension | 06 15 50.22 | h m s |
| Declination | +16 01 25.9 | d m s |
| Right ascension (decimal) | 93.95925 | degrees |
| Declination (decimal) | 16.02386 | degrees |
| V-band apparent magnitude | 11.68 | mag |
| K-band apparent magnitude | 10.14 | mag |
| Transit duration | 0.115 ( 2.76 ) | day hour |
| Transit depth | 0.2 | % |
| Time of mid-transit | 2458468.6350 ± 0.0030 | HJD or BJD |
| Orbital period | 3.685504 ± 0.000012 | days |
| Reference for orbital ephemeris | 2025MNRAS.540..806V |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5638 ± 50 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | −0.081 ± 0.080 | dex |
| Stellar mass | 0.909 ± 0.048 | Msun |
| Stellar radius | 0.992 +0.014 −0.018 | Rsun |
| Stellar logarithmic surface gravity | 4.42 ± 0.10 | c.g.s. |
| Stellar mean density | ρsun g cm-3 | |
| Orbital eccentricity | 0.040 +0.088 −0.034 | |
| Orbital semimajor axis | 0.04641 ± 0.00017 | AU |
| Planetary mass | Mjup Mearth | |
| Planetary radius | 0.313 +0.020 −0.019 ( 3.51 +0.22 −0.21 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | ρjup g cm-3 | |
| Planetary equilibrium temperature | K | |
| Reference of detailed study | 2025MNRAS.540..806V |
TIC 434398831b does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2026/01/29 John Southworth (Keele University, UK)