This page summarises the information held within TEPCat for the transiting planetary system TOI-544. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2024MNRAS.527.11138 | |
| Date of discovery paper | 2023 / 10 / 24 | y / m / d |
| Data/telescope used for discovery | TESS | |
| Right ascension | 05 29 09.62 | h m s |
| Declination | −00 20 34.4 | d m s |
| Right ascension (decimal) | 82.29008 | degrees |
| Declination (decimal) | -0.34289 | degrees |
| V-band apparent magnitude | 10.78 | mag |
| K-band apparent magnitude | 7.80 | mag |
| Transit duration | 0.0504 ( 1.210 ) | day hour |
| Transit depth | 0.1 | % |
| Time of mid-transit | 2457199.03136 ± 0.00066 | HJD or BJD |
| Orbital period | 1.548352 ± 0.000002 | days |
| Reference for orbital ephemeris | 2024MNRAS.527.11138 |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 4169 ± 70 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | −0.15 ± 0.08 | dex |
| Stellar mass | 0.630 ± 0.018 | Msun |
| Stellar radius | 0.624 ± 0.013 | Rsun |
| Stellar logarithmic surface gravity | 4.68 ± 0.12 | c.g.s. |
| Stellar mean density | ρsun g cm-3 | |
| Orbital eccentricity | 0.0 | |
| Orbital semimajor axis | 0.0225 ± 0.0002 | AU |
| Planetary mass | 0.0091 ± 0.0015 ( 2.89 ± 0.48 ) | Mjup Mearth |
| Planetary radius | 0.180 ± 0.06 ( 2.02 ± 0.67 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | ρjup g cm-3 | |
| Planetary equilibrium temperature | 999 ± 14 | K |
| Reference of detailed study | 2024MNRAS.527.11138 |
TOI-544 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/01/01 John Southworth (Keele University, UK)