This page summarises the information held within TEPCat for the transiting planetary system HAT-P-14. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2010ApJ...715..458T | |
| Date of discovery paper | 2010 / 3 / 10 | y / m / d |
| Data/telescope used for discovery | HAT | |
| Right ascension | 17 20 27.87 | h m s |
| Declination | +38 14 31.9 | d m s |
| Right ascension (decimal) | 260.11613 | degrees |
| Declination (decimal) | 38.24219 | degrees |
| V-band apparent magnitude | 10.0 | mag |
| K-band apparent magnitude | 8.85 | mag |
| Transit duration | 0.0907 ( 2.177 ) | day hour |
| Transit depth | 0.5 | % |
| Time of mid-transit | 2459729.706791 ± 0.000094 | HJD or BJD |
| Orbital period | 4.6276594 ± 0.0000010 | days |
| Reference for orbital ephemeris | 2023PASP..135a8002E |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 6600 ± 90 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.11 ± 0.08 | dex |
| Stellar mass | 1.418 ± 0.054 | Msun |
| Stellar radius | 1.591 ± 0.056 | Rsun |
| Stellar logarithmic surface gravity | 4.187 ± 0.025 | c.g.s. |
| Stellar mean density | 0.352 ± 0.031 ( 0.497 ± 0.044 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.107 ± 0.013 | |
| Orbital semimajor axis | 0.06108 ± 0.00077 | AU |
| Planetary mass | 2.271 ± 0.083 ( 721 ± 26 ) | Mjup Mearth |
| Planetary radius | 1.219 ± 0.059 ( 13.66 ± 0.66 ) | Rjup Rearth |
| Planetary surface gravity | 37.9 ± 3.7 3.58 ± 0.04 | m/s2 log(cgs) |
| Planetary mean density | 1.17 ± 0.17 ( 1.55 ± 0.23 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1624 ± 32 | K |
| Reference of detailed study | 2012MNRAS.426.1291S |
| Reference | λ (degrees) |
|---|---|
| Winn et al. (2011) | 189.1 ± 5.1 |
Page generated on 2025/03/24 John Southworth (Keele University, UK)