This page summarises the information held within TEPCat for the transiting planetary system HAT-P-67. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2017AJ....153..211Z | |
| Date of discovery paper | 2017 / 2 / 2 | y / m / d |
| Data/telescope used for discovery | HAT | |
| Right ascension | 17 06 26.56 | h m s |
| Declination | +44 46 37.1 | d m s |
| Right ascension (decimal) | 256.61067 | degrees |
| Declination (decimal) | 44.77697 | degrees |
| V-band apparent magnitude | 10.11 | mag |
| K-band apparent magnitude | 8.90 | mag |
| Transit duration | 0.2912 ( 6.989 ) | day hour |
| Transit depth | 0.8 | % |
| Time of mid-transit | 2459010.99174 ± 0.00017 | HJD or BJD |
| Orbital period | 4.81010690 ± 0.00000069 | days |
| Reference for orbital ephemeris | 2025AJ....169..336W |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 6406 +65 −61 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | −0.08 ± 0.05 | dex |
| Stellar mass | 1.642 +0.155 −0.072 | Msun |
| Stellar radius | 2.546 +0.099 −0.084 | Rsun |
| Stellar logarithmic surface gravity | 3.854 +0.014 −0.023 | c.g.s. |
| Stellar mean density | 0.083 ± 0.002 ( 0.1171 ± 0.0028 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0 | |
| Orbital semimajor axis | 0.06505 +0.00273 −0.00079 | AU |
| Planetary mass | 0.45 ± 0.15 ( 143 ± 47 ) | Mjup Mearth |
| Planetary radius | 2.140 ± 0.025 ( 23.99 ± 0.28 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | 0.046 +0.015 −0.016 ( 0.061 +0.020 −0.021 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1903 ± 25 | K |
| Reference of detailed study | 2025AJ....169..336W |
| Reference | λ (degrees) |
|---|---|
| Sicilia et al. (2024) | 2.2 ± 0.4 |
Page generated on 2025/08/27 John Southworth (Keele University, UK)