This page summarises the information held within TEPCat for the transiting planetary system HAT-P-64. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2021AJ....162....7B | |
| Date of discovery paper | 2020 / 7 / 14 | y / m / d |
| Data/telescope used for discovery | HAT | |
| Right ascension | 04 35 53.85 | h m s |
| Declination | +02 25 52.6 | d m s |
| Right ascension (decimal) | 68.97437 | degrees |
| Declination (decimal) | 2.43128 | degrees |
| V-band apparent magnitude | 12.77 | mag |
| K-band apparent magnitude | 11.12 | mag |
| Transit duration | 0.2052 ( 4.925 ) | day hour |
| Transit depth | 1.0 | % |
| Time of mid-transit | 2457751.46354 ± 0.00063 | HJD or BJD |
| Orbital period | 4.0072320 ± 0.0000017 | days |
| Reference for orbital ephemeris | 2021AJ....162....7B |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 6302 ± 50 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | −0.010 ± 0.080 | dex |
| Stellar mass | 1.298 ± 0.021 | Msun |
| Stellar radius | 1.735 +0.041 −0.028 | Rsun |
| Stellar logarithmic surface gravity | 4.072 ± 0.015 | c.g.s. |
| Stellar mean density | 0.248 ± 0.013 ( 0.350 ± 0.018 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0 +0.101 −0.0 | |
| Orbital semimajor axis | 0.05387 ± 0.00030 | AU |
| Planetary mass | 0.58 +0.18 −0.13 ( 184 +57 −41 ) | Mjup Mearth |
| Planetary radius | 1.703 ± 0.070 ( 19.09 ± 0.78 ) | Rjup Rearth |
| Planetary surface gravity | 4.9 +1.6 −1.2 2.7 +0.1 −0.1 | m/s2 log(cgs) |
| Planetary mean density | 2.03 ± 0.09 ( 2.69 ± 0.12 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1766 +22 −16 | K |
| Reference of detailed study | 2021AJ....162....7B |
HAT-P-64 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/03/17 John Southworth (Keele University, UK)