This page summarises the information held within TEPCat for the transiting planetary system TOI-4409. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2026A+A...712A.142R | |
| Date of discovery paper | 2026 / 8 / 14 | y / m / d |
| Data/telescope used for discovery | TESS | |
| Right ascension | 05 27 16.49 | h m s |
| Declination | −54 56 46.2 | d m s |
| Right ascension (decimal) | 81.81871 | degrees |
| Declination (decimal) | -54.94617 | degrees |
| V-band apparent magnitude | 12.69 | mag |
| K-band apparent magnitude | 10.48 | mag |
| Transit duration | 0.2881 ( 6.914 ) | day hour |
| Transit depth | 1.1 | % |
| Time of mid-transit | 2459446.31536 ± 0.00077 | HJD or BJD |
| Orbital period | 92.49179 ± 0.00010 | days |
| Reference for orbital ephemeris | 2026A+A...712A.142R |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 4745 ± 100 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.00 ± 0.07 | dex |
| Stellar mass | 0.763 ± 0.025 | Msun |
| Stellar radius | 0.720 ± 0.018 | Rsun |
| Stellar logarithmic surface gravity | 4.611 ± 0.011 | c.g.s. |
| Stellar mean density | 2.10 ± 0.06 ( 2.963 ± 0.085 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.036 +0.022 −0.030 | |
| Orbital semimajor axis | AU | |
| Planetary mass | 0.047 +0.017 −0.016 ( 14.9 +5.4 −5.1 ) | Mjup Mearth |
| Planetary radius | 0.664 ± 0.017 ( 7.44 ± 0.19 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 | |
| Planetary mean density | 0.151 ± 0.052 ( 0.200 ± 0.069 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | K | |
| Reference of detailed study | 2026A+A...712A.142R |
TOI-4409 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2026/08/22 John Southworth (Keele University, UK)