This page summarises the information held within TEPCat for the transiting planetary system HAT-P-69. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2019AJ....158..141Z | |
| Date of discovery paper | 2019 / 6 / 4 | y / m / d |
| Data/telescope used for discovery | HAT | |
| Right ascension | 08 42 01.35 | h m s |
| Declination | +03 42 38.0 | d m s |
| Right ascension (decimal) | 130.50562 | degrees |
| Declination (decimal) | 3.71056 | degrees |
| V-band apparent magnitude | 9.77 | mag |
| K-band apparent magnitude | 9.28 | mag |
| Transit duration | 0.2117 ( 5.081 ) | day hour |
| Transit depth | 0.8 | % |
| Time of mid-transit | 2458495.78818 ± 0.00072 | HJD or BJD |
| Orbital period | 4.7869467 ± 0.0000020 | days |
| Reference for orbital ephemeris | 2019AJ....158..141Z |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 7724 +250 −360 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | −0.061 +0.060 −0.071 | dex |
| Stellar mass | 1.698 ± 0.025 | Msun |
| Stellar radius | 1.854 +0.043 −0.022 | Rsun |
| Stellar logarithmic surface gravity | 4.145 +0.023 −0.028 | c.g.s. |
| Stellar mean density | ρsun g cm-3 | |
| Orbital eccentricity | 0.0 | |
| Orbital semimajor axis | 0.06629 +0.00033 −0.00042 | AU |
| Planetary mass | 3.73 +0.61 −0.59 ( 11857 +1939 −1876 ) | Mjup Mearth |
| Planetary radius | 1.626 +0.032 −0.025 ( 18.23 + 0.36 − 0.28 ) | Rjup Rearth |
| Planetary surface gravity | 36.9 +6.3 −5.6 3.57 +0.07 −0.07 | m/s2 log(cgs) |
| Planetary mean density | 0.88 +0.16 −0.14 ( 1.17 +0.21 −0.19 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1990 +13 −8 | K |
| Reference of detailed study | 2019AJ....158..141Z |
| Reference | λ (degrees) |
|---|---|
| Zhou et al. (2019) | 30.3 + 6.1 - 7.3 |
Page generated on 2023/09/01 John Southworth (Keele University, UK)