This page summarises the information held within TEPCat for the transiting planetary system TOI-1728. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2020ApJ...899...29K | |
| Date of discovery paper | 2020 / 6 / 26 | y / m / d |
| Data/telescope used for discovery | TESS | |
| Right ascension | 08 02 26.55 | h m s |
| Declination | +64 47 48.9 | d m s |
| Right ascension (decimal) | 120.61062 | degrees |
| Declination (decimal) | 64.79692 | degrees |
| V-band apparent magnitude | 12.40 | mag |
| K-band apparent magnitude | 8.80 | mag |
| Transit duration | 0.0817 ( 1.961 ) | day hour |
| Transit depth | 0.6 | % |
| Time of mid-transit | 2458843.27427 ± 0.00043 | HJD or BJD |
| Orbital period | 3.491510 ± 0.000062 | days |
| Reference for orbital ephemeris | 2020ApJ...899...29K |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 3975 ± 77 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.09 ± 0.13 | dex |
| Stellar mass | 0.646 +0.032 −0.022 | Msun |
| Stellar radius | 0.624 ± 0.010 | Rsun |
| Stellar logarithmic surface gravity | 4.657 ± 0.017 | c.g.s. |
| Stellar mean density | 2.68 ± 0.13 ( 3.78 ± 0.18 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.057 +0.054 −0.039 | |
| Orbital semimajor axis | 0.0391 ± 0.0009 | AU |
| Planetary mass | 0.084 +0.017 −0.016 ( 26.7 +5.4 −5.1 ) | Mjup Mearth |
| Planetary radius | 0.451 +0.014 −0.015 ( 5.06 +0.16 −0.17 ) | Rjup Rearth |
| Planetary surface gravity | 10.37 +0.29 −0.30 3.02 +0.01 −0.01 | m/s2 log(cgs) |
| Planetary mean density | 0.86 +0.20 −0.18 ( 1.14 +0.27 −0.24 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 767 ± 8 | K |
| Reference of detailed study | 2020ApJ...899...29K |
TOI-1728 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/03/12 John Southworth (Keele University, UK)