This page summarises the information held within TEPCat for the transiting planetary system TOI-444. Please see here for descriptions of the quantities given below.
Quantity | Value | Unit |
---|---|---|
Reference of discovery paper | 2023AJ....165..134O | |
Date of discovery paper | 2023 / 1 / 25 | y / m / d |
Data/telescope used for discovery | TESS | |
Right ascension | 04 16 44.19 | h m s |
Declination | −26 45 57.3 | d m s |
Right ascension (decimal) | 64.18412 | degrees |
Declination (decimal) | -26.76592 | degrees |
V-band apparent magnitude | 9.89 | mag |
K-band apparent magnitude | 7.83 | mag |
Transit duration | 0.157 ( 3.77 ) | day hour |
Transit depth | 0.11 | % |
Time of mid-transit | 2459190.0391 ± 0.0008 | HJD or BJD |
Orbital period | 17.96360 ± 0.00004 | days |
Reference for orbital ephemeris | 2023AJ....165..134O |
Quantity | Value | Unit |
---|---|---|
Stellar effective temperature | 5225 ± 70 | K |
Stellar metal abundance ([Fe/H] or [M/H]) | dex | |
Stellar mass | 0.96 ± 0.13 | Msun |
Stellar radius | 0.779 ± 0.053 | Rsun |
Stellar logarithmic surface gravity | c.g.s. | |
Stellar mean density | ρsun g cm-3 | |
Orbital eccentricity | ||
Orbital semimajor axis | 0.133 ± 0.006 | AU |
Planetary mass | Mjup Mearth | |
Planetary radius | 0.247 ± 0.018 ( 2.77 ± 0.20 ) | Rjup Rearth |
Planetary surface gravity | m/s2 log(cgs) | |
Planetary mean density | ρjup g cm-3 | |
Planetary equilibrium temperature | 609 ± 61 | K |
Reference of detailed study | 2023AJ....165..134O |
TOI-444 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2024/11/01 John Southworth (Keele University, UK)