This page summarises the information held within TEPCat for the transiting planetary system TOI-1420. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2023AJ....166..181Y | |
| Date of discovery paper | 2023 / 9 / 16 | y / m / d |
| Data/telescope used for discovery | TESS | |
| Right ascension | 21 31 45.92 | h m s |
| Declination | +66 20 55.9 | d m s |
| Right ascension (decimal) | 322.94133 | degrees |
| Declination (decimal) | 66.34886 | degrees |
| V-band apparent magnitude | 11.65 | mag |
| K-band apparent magnitude | 10.12 | mag |
| Transit duration | 0.1405 ( 3.372 ) | day hour |
| Transit depth | 1.5 | % |
| Time of mid-transit | 2459517.43305 ± 0.00012 | HJD or BJD |
| Orbital period | 6.9561063 ± 0.0000017 | days |
| Reference for orbital ephemeris | 2023AJ....166..181Y |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5493 ± 50 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.29 ± 0.08 | dex |
| Stellar mass | 0.987 ± 0.048 | Msun |
| Stellar radius | 0.923 ± 0.024 | Rsun |
| Stellar logarithmic surface gravity | 4.502 ± 0.029 | c.g.s. |
| Stellar mean density | 1.25 ± 0.11 ( 1.76 ± 0.16 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0 +0.17 −0.0 | |
| Orbital semimajor axis | 0.0710 ± 0.0012 | AU |
| Planetary mass | 0.079 ± 0.012 ( 25.1 ± 3.8 ) | Mjup Mearth |
| Planetary radius | 1.061 ± 0.029 ( 11.89 ± 0.33 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | 0.062 ± 0.011 ( 0.082 ± 0.015 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 957 ± 17 | K |
| Reference of detailed study | 2023AJ....166..181Y |
TOI-1420 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/03/24 John Southworth (Keele University, UK)