This page summarises the information held within TEPCat for the transiting planetary system HATS-15. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2016PASP..128g4401C | |
| Date of discovery paper | 2015 / 11 / 20 | y / m / d |
| Data/telescope used for discovery | HATS | |
| Right ascension | 20 44 22.20 | h m s |
| Declination | −19 26 15.0 | d m s |
| Right ascension (decimal) | 311.09250 | degrees |
| Declination (decimal) | -19.43750 | degrees |
| V-band apparent magnitude | 14.77 | mag |
| K-band apparent magnitude | 12.72 | mag |
| Transit duration | 0.1175 ( 2.820 ) | day hour |
| Transit depth | 1.9 | % |
| Time of mid-transit | 2456387.21161 ± 0.00015 | HJD or BJD |
| Orbital period | 1.74748753 ± 0.00000094 | days |
| Reference for orbital ephemeris | 2016PASP..128g4401C |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5311 ± 77 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.000 ± 0.050 | dex |
| Stellar mass | 0.871 ± 0.023 | Msun |
| Stellar radius | 0.922 ± 0.027 | Rsun |
| Stellar logarithmic surface gravity | 4.449 ± 0.022 | c.g.s. |
| Stellar mean density | 1.113 ± 0.085 ( 1.57 ± 0.12 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0 +0.126 −0.0 | |
| Orbital semimajor axis | 0.02712 ± 0.00023 | AU |
| Planetary mass | 2.17 ± 0.15 ( 689 ± 47 ) | Mjup Mearth |
| Planetary radius | 1.105 ± 0.040 ( 12.39 ± 0.45 ) | Rjup Rearth |
| Planetary surface gravity | 43.8 +4.2 −3.8 3.64 +0.04 −0.04 | m/s2 log(cgs) |
| Planetary mean density | 1.49 ± 0.18 ( 1.98 ± 0.24 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1505 ± 30 | K |
| Reference of detailed study | 2016PASP..128g4401C |
HATS-15 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/02/12 John Southworth (Keele University, UK)