This page summarises the information held within TEPCat for the transiting planetary system TOI-757. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2024MNRAS.533....1A | |
| Date of discovery paper | 2024 / 7 / 31 | y / m / d |
| Data/telescope used for discovery | TESS | |
| Right ascension | 12 31 58.70 | h m s |
| Declination | −35 33 17.7 | d m s |
| Right ascension (decimal) | 187.99458 | degrees |
| Declination (decimal) | -35.55492 | degrees |
| V-band apparent magnitude | 9.74 | mag |
| K-band apparent magnitude | 7.87 | mag |
| Transit duration | 0.155 ( 3.72 ) | day hour |
| Transit depth | 0.09 | % |
| Time of mid-transit | 2459305.5322 ± 0.0006 | HJD or BJD |
| Orbital period | 17.46819 ± 0.00002 | days |
| Reference for orbital ephemeris | 2024MNRAS.533....1A |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5278 ± 63 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | −0.27 ± 0.04 | dex |
| Stellar mass | 0.80 ± 0.04 | Msun |
| Stellar radius | 0.773 ± 0.005 | Rsun |
| Stellar logarithmic surface gravity | 4.54 ± 0.03 | c.g.s. |
| Stellar mean density | 1.70 ± 0.07 ( 2.399 ± 0.099 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.39 +0.08 −0.07 | |
| Orbital semimajor axis | 0.122 ± 0.002 | AU |
| Planetary mass | 0.0330 +0.0069 −0.0066 ( 10.5 +2.2 −2.1 ) | Mjup Mearth |
| Planetary radius | 0.223 ± 0.009 ( 2.50 ± 0.10 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | 2.7 ± 0.6 ( 3.58 ± 0.80 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 641 ± 10 | K |
| Reference of detailed study | 2024MNRAS.533....1A |
TOI-757 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/03/24 John Southworth (Keele University, UK)