This page summarises the information held within TEPCat for the transiting planetary system HATS-17. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2016AJ....151...89B | |
| Date of discovery paper | 2015 / 10 / 21 | y / m / d |
| Data/telescope used for discovery | HATS | |
| Right ascension | 12 48 45.72 | h m s |
| Declination | −47 36 49.3 | d m s |
| Right ascension (decimal) | 192.19050 | degrees |
| Declination (decimal) | -47.61369 | degrees |
| V-band apparent magnitude | 12.39 | mag |
| K-band apparent magnitude | 10.70 | mag |
| Transit duration | 0.2011 ( 4.826 ) | day hour |
| Transit depth | 0.5 | % |
| Time of mid-transit | 2457139.1672 ± 0.0014 | HJD or BJD |
| Orbital period | 16.254611 ± 0.000073 | days |
| Reference for orbital ephemeris | 2016AJ....151...89B |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5846 ± 78 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.300 ± 0.030 | dex |
| Stellar mass | 1.131 ± 0.030 | Msun |
| Stellar radius | 1.091 +0.070 −0.046 | Rsun |
| Stellar logarithmic surface gravity | 4.416 ± 0.042 | c.g.s. |
| Stellar mean density | 0.98 ± 0.19 ( 1.38 ± 0.27 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.029 ± 0.022 | |
| Orbital semimajor axis | 0.1308 ± 0.0012 | AU |
| Planetary mass | 1.338 ± 0.065 ( 425 ± 20 ) | Mjup Mearth |
| Planetary radius | 0.777 ± 0.056 ( 8.71 ± 0.63 ) | Rjup Rearth |
| Planetary surface gravity | 54.6 +8.1 −5.3 3.74 +0.06 −0.04 | m/s2 log(cgs) |
| Planetary mean density | 2.64 +0.64 −0.38 ( 3.50 +0.85 −0.50 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 814 ± 25 | K |
| Reference of detailed study | 2016AJ....151...89B |
HATS-17 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2024/09/10 John Southworth (Keele University, UK)