This page summarises the information held within TEPCat for the transiting planetary system HATS-46. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2018AJ....155..112B | |
| Date of discovery paper | 2017 / 7 / 25 | y / m / d |
| Data/telescope used for discovery | HATS | |
| Right ascension | 00 26 48.58 | h m s |
| Declination | −56 18 58.0 | d m s |
| Right ascension (decimal) | 6.70242 | degrees |
| Declination (decimal) | -56.31611 | degrees |
| V-band apparent magnitude | 13.63 | mag |
| K-band apparent magnitude | 11.97 | mag |
| Transit duration | 0.1014 ( 2.434 ) | day hour |
| Transit depth | 1.4 | % |
| Time of mid-transit | 2457149.05166 ± 0.00056 | HJD or BJD |
| Orbital period | 4.7423749 ± 0.0000043 | days |
| Reference for orbital ephemeris | 2021MNRAS.501.5393L |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5451 ± 19 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | −0.029 ± 0.039 | dex |
| Stellar mass | 0.869 ± 0.023 | Msun |
| Stellar radius | 0.894 ± 0.010 | Rsun |
| Stellar logarithmic surface gravity | 4.474 ± 0.019 | c.g.s. |
| Stellar mean density | 1.215 ± 0.069 ( 1.714 ± 0.097 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0 +0.559 −0.0 | |
| Orbital semimajor axis | 0.05272 ± 0.00045 | AU |
| Planetary mass | 0.158 ± 0.042 ( 50 ± 13 ) | Mjup Mearth |
| Planetary radius | 0.951 ± 0.029 ( 10.66 ± 0.33 ) | Rjup Rearth |
| Planetary surface gravity | 4.4 +1.7 −1.2 2.6 +0.1 −0.1 | m/s2 log(cgs) |
| Planetary mean density | 0.171 ± 0.049 ( 0.227 ± 0.065 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1082 ± 8 | K |
| Reference of detailed study | 2021MNRAS.501.5393L |
HATS-46 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2026/01/29 John Southworth (Keele University, UK)