This page summarises the information held within TEPCat for the transiting planetary system HATS-39. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2018MNRAS.477.3406B | |
| Date of discovery paper | 2018 / 4 / 6 | y / m / d |
| Data/telescope used for discovery | HATS | |
| Right ascension | 07 29 40.63 | h m s |
| Declination | −29 56 16.4 | d m s |
| Right ascension (decimal) | 112.41929 | degrees |
| Declination (decimal) | -29.93789 | degrees |
| V-band apparent magnitude | 12.75 | mag |
| K-band apparent magnitude | 11.52 | mag |
| Transit duration | 0.1555 ( 3.732 ) | day hour |
| Transit depth | 1.4 | % |
| Time of mid-transit | 2457315.28338 ± 0.00055 | HJD or BJD |
| Orbital period | 4.5776348 ± 0.0000073 | days |
| Reference for orbital ephemeris | 2018MNRAS.477.3406B |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 6572 ± 83 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.000 ± 0.044 | dex |
| Stellar mass | 1.379 ± 0.040 | Msun |
| Stellar radius | 1.621 ± 0.085 | Rsun |
| Stellar logarithmic surface gravity | 4.158 ± 0.038 | c.g.s. |
| Stellar mean density | 0.324 +0.053 −0.040 ( 0.457 +0.075 −0.056 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0 +0.275 −0.0 | |
| Orbital semimajor axis | 0.06007 ± 0.00058 | AU |
| Planetary mass | 0.63 ± 0.13 ( 200 ± 41 ) | Mjup Mearth |
| Planetary radius | 1.57 ± 0.12 ( 17.6 ± 1.3 ) | Rjup Rearth |
| Planetary surface gravity | 6.5 +2.1 −1.6 2.8 +0.1 −0.1 | m/s2 log(cgs) |
| Planetary mean density | 0.152 +0.054 −0.038 ( 0.202 +0.072 −0.050 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1645 ± 43 | K |
| Reference of detailed study | 2018MNRAS.477.3406B |
HATS-39 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/04/12 John Southworth (Keele University, UK)