This page summarises the information held within TEPCat for the transiting planetary system HAT-P-66. 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 | 10 02 17.52 | h m s |
| Declination | +53 57 03.1 | d m s |
| Right ascension (decimal) | 150.57300 | degrees |
| Declination (decimal) | 53.95086 | degrees |
| V-band apparent magnitude | 12.99 | mag |
| K-band apparent magnitude | 11.68 | mag |
| Transit duration | 0.1958 ( 4.699 ) | day hour |
| Transit depth | 1.0 | % |
| Time of mid-transit | 2457258.79907 ± 0.00072 | HJD or BJD |
| Orbital period | 2.9720860 ± 0.0000057 | days |
| Reference for orbital ephemeris | 2016AJ....152..182H |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 6002 ± 50 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.035 ± 0.080 | dex |
| Stellar mass | 1.255 +0.107 −0.054 | Msun |
| Stellar radius | 1.881 +0.151 −0.095 | Rsun |
| Stellar logarithmic surface gravity | 3.993 ± 0.045 | c.g.s. |
| Stellar mean density | 0.191 ± 0.028 ( 0.270 ± 0.040 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0 +0.090 −0.0 | |
| Orbital semimajor axis | 0.04363 +0.00121 −0.00064 | AU |
| Planetary mass | 0.783 ± 0.057 ( 248 ± 18 ) | Mjup Mearth |
| Planetary radius | 1.59 +0.16 −0.10 ( 17.8 + 1.8 − 1.1 ) | Rjup Rearth |
| Planetary surface gravity | 7.7 +1.0 −1.3 2.89 +0.05 −0.08 | m/s2 log(cgs) |
| Planetary mean density | 0.182 +0.034 −0.046 ( 0.241 +0.045 −0.061 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1896 +66 −42 | K |
| Reference of detailed study | 2016AJ....152..182H |
HAT-P-66 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2023/09/01 John Southworth (Keele University, UK)