This page summarises the information held within TEPCat for the transiting planetary system HATS-47. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2020AJ....159..173H | |
| Date of discovery paper | 2020 / 2 / 17 | y / m / d |
| Data/telescope used for discovery | HATS | |
| Right ascension | 19 09 56.25 | h m s |
| Declination | −49 39 53.9 | d m s |
| Right ascension (decimal) | 287.48438 | degrees |
| Declination (decimal) | -49.66497 | degrees |
| V-band apparent magnitude | 14.83 | mag |
| K-band apparent magnitude | 11.93 | mag |
| Transit duration | 0.08343 ( 2.0023 ) | day hour |
| Transit depth | 3.0 | % |
| Time of mid-transit | 2457365.35804 ± 0.00029 | HJD or BJD |
| Orbital period | 3.9228038 ± 0.0000022 | days |
| Reference for orbital ephemeris | 2020AJ....159..173H |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 4479 ± 51 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | −0.140 ± 0.066 | dex |
| Stellar mass | 0.674 +0.016 −0.012 | Msun |
| Stellar radius | 0.6564 ± 0.0055 | Rsun |
| Stellar logarithmic surface gravity | 4.633 ± 0.011 | c.g.s. |
| Stellar mean density | 2.381 +0.092 −0.070 ( 3.360 +0.130 −0.099 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0 +0.088 −0.0 | |
| Orbital semimajor axis | 0.04269 +0.00033 −0.00025 | AU |
| Planetary mass | 0.369 +0.031 −0.021 ( 117.30 +9.85 −6.68 ) | Mjup Mearth |
| Planetary radius | 1.117 ± 0.014 ( 12.52 ± 0.16 ) | Rjup Rearth |
| Planetary surface gravity | 7.35 +0.56 −0.52 2.87 +0.03 −0.03 | m/s2 log(cgs) |
| Planetary mean density | 0.250 ± 0.020 ( 0.332 ± 0.027 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 853 ± 5 | K |
| Reference of detailed study | 2020AJ....159..173H |
HATS-47 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2024/09/10 John Southworth (Keele University, UK)