This page summarises the information held within TEPCat for the transiting planetary system HATS-57. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2019AJ....158...63E | |
| Date of discovery paper | 2018 / 12 / 20 | y / m / d |
| Data/telescope used for discovery | HATS | |
| Right ascension | 04 03 47.60 | h m s |
| Declination | −19 03 24.3 | d m s |
| Right ascension (decimal) | 60.94833 | degrees |
| Declination (decimal) | -19.05675 | degrees |
| V-band apparent magnitude | 12.34 | mag |
| K-band apparent magnitude | 10.71 | mag |
| Transit duration | 0.1037 ( 2.489 ) | day hour |
| Transit depth | 1.9 | % |
| Time of mid-transit | 2457778.49589 ± 0.00025 | HJD or BJD |
| Orbital period | 2.3506210 ± 0.0000013 | days |
| Reference for orbital ephemeris | 2019AJ....158...63E |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5659 ± 84 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.160 ± 0.059 | dex |
| Stellar mass | 1.026 +0.019 −0.026 | Msun |
| Stellar radius | 0.960 ± 0.011 | Rsun |
| Stellar logarithmic surface gravity | 4.484 ± 0.016 | c.g.s. |
| Stellar mean density | 1.157 ± 0.053 ( 1.633 ± 0.075 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0 +0.028 −0.0 | |
| Orbital semimajor axis | 0.03493 +0.00021 −0.00030 | AU |
| Planetary mass | 3.147 ± 0.073 ( 1000 ± 23 ) | Mjup Mearth |
| Planetary radius | 1.139 ± 0.028 ( 12.77 ± 0.31 ) | Rjup Rearth |
| Planetary surface gravity | 60.1 +3.5 −3.4 3.78 +0.02 −0.03 | m/s2 log(cgs) |
| Planetary mean density | 1.998 ± 0.158 ( 2.65 ± 0.21 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1413 ± 10 | K |
| Reference of detailed study | 2019AJ....158...63E |
HATS-57 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2024/09/04 John Southworth (Keele University, UK)