This page summarises the information held within TEPCat for the transiting planetary system IRAS 4125+2902. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2024Natur.635..574B | |
| Date of discovery paper | 2024 / 11 / 20 | y / m / d |
| Data/telescope used for discovery | TESS | |
| Right ascension | 04 15 42.79 | h m s |
| Declination | +29 09 59.8 | d m s |
| Right ascension (decimal) | 63.92829 | degrees |
| Declination (decimal) | 29.16661 | degrees |
| V-band apparent magnitude | 15.64 | mag |
| K-band apparent magnitude | 9.38 | mag |
| Transit duration | 0.2498 ( 5.995 ) | day hour |
| Transit depth | 0.5 | % |
| Time of mid-transit | 2458821.8251 ± 0.0033 | HJD or BJD |
| Orbital period | 8.834978 ± 0.000028 | days |
| Reference for orbital ephemeris | 2024Natur.635..574B |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 4080 ± 95 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | dex | |
| Stellar mass | 0.70 ± 0.04 | Msun |
| Stellar radius | 1.45 ± 0.10 | Rsun |
| Stellar logarithmic surface gravity | c.g.s. | |
| Stellar mean density | 0.256 +0.047 −0.087 ( 0.361 +0.066 −0.123 ) | ρsun g cm-3 |
| Orbital eccentricity | ||
| Orbital semimajor axis | 0.077 +0.007 −0.010 | AU |
| Planetary mass | 0.0 +0.3 −0.0 ( 0 +95 −0 ) | Mjup Mearth |
| Planetary radius | 0.958 +0.077 −0.075 ( 10.74 + 0.86 − 0.84 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | ρjup g cm-3 | |
| Planetary equilibrium temperature | 854 +59 −32 | K |
| Reference of detailed study | 2024Natur.635..574B |
IRAS 4125+2902 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/03/24 John Southworth (Keele University, UK)