This page summarises the information held within TEPCat for the transiting planetary system HAT-P-65. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2016AJ....152..182H | |
| Date of discovery paper | 2016 / 9 / 12 | y / m / d |
| Data/telescope used for discovery | HAT | |
| Right ascension | 21 03 37.44 | h m s |
| Declination | +11 59 21.9 | d m s |
| Right ascension (decimal) | 315.90600 | degrees |
| Declination (decimal) | 11.98942 | degrees |
| V-band apparent magnitude | 13.15 | mag |
| K-band apparent magnitude | 11.53 | mag |
| Transit duration | 0.1819 ( 4.366 ) | day hour |
| Transit depth | 1.3 | % |
| Time of mid-transit | 2458139.35067 ± 0.00021 | HJD or BJD |
| Orbital period | 2.60544751 ± 0.00000050 | days |
| Reference for orbital ephemeris | 2024MNRAS.528.1930K |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5872 ± 40 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.208 +0.050 −0.055 | dex |
| Stellar mass | 1.297 +0.056 −0.053 | Msun |
| Stellar radius | 1.666 ± 0.024 | Rsun |
| Stellar logarithmic surface gravity | 4.1079 +0.0068 −0.0074 | c.g.s. |
| Stellar mean density | 0.281 +0.002 −0.004 ( 0.3965 +0.0028 −0.0056 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0 +0.304 −0.0 | |
| Orbital semimajor axis | 0.04042 +0.00057 −0.00055 | AU |
| Planetary mass | 0.554 +0.092 −0.091 ( 176 +29 −28 ) | Mjup Mearth |
| Planetary radius | 1.611 ± 0.024 ( 18.06 ± 0.27 ) | Rjup Rearth |
| Planetary surface gravity | 5.30 ± 0.86 2.72 ± 0.07 | m/s2 log(cgs) |
| Planetary mean density | 0.124 ± 0.020 ( 0.164 ± 0.027 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1818 ± 13 | K |
| Reference of detailed study | 2024MNRAS.528.1930K |
HAT-P-65 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/03/12 John Southworth (Keele University, UK)