This page summarises the information held within TEPCat for the transiting planetary system TOI-603. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | arXiv:2402.07893 | |
| Date of discovery paper | 2024 / 2 / 13 | y / m / d |
| Data/telescope used for discovery | TESS | |
| Right ascension | 09 24 25.91 | h m s |
| Declination | +05 45 58.5 | d m s |
| Right ascension (decimal) | 141.10796 | degrees |
| Declination (decimal) | 5.76625 | degrees |
| V-band apparent magnitude | 10.31 | mag |
| K-band apparent magnitude | 8.86 | mag |
| Transit duration | 0.28 ( 6.7 ) | day hour |
| Transit depth | 0.2 | % |
| Time of mid-transit | 2459268.0635 ± 0.0015 | HJD or BJD |
| Orbital period | 16.17989 ± 0.00006 | days |
| Reference for orbital ephemeris | arXiv:2402.07893 |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5894 ± 90 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.20 ± 0.08 | dex |
| Stellar mass | 1.23 +0.04 −0.07 | Msun |
| Stellar radius | 1.58 ± 0.03 | Rsun |
| Stellar logarithmic surface gravity | 4.07 ± 0.01 | c.g.s. |
| Stellar mean density | 0.87 +0.03 −0.05 ( 1.228 +0.042 −0.071 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.22 ± 0.19 | |
| Orbital semimajor axis | AU | |
| Planetary mass | 0.149 ± 0.043 ( 47 ± 13 ) | Mjup Mearth |
| Planetary radius | 0.707 ± 0.018 ( 7.92 ± 0.20 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | 0.39 ± 0.12 ( 0.52 ± 0.16 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | K | |
| Reference of detailed study | arXiv:2402.07893 |
TOI-603 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2026/01/29 John Southworth (Keele University, UK)