This page summarises the information held within TEPCat for the transiting planetary system HAT-P-29. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2011ApJ...733..116B | |
| Date of discovery paper | 2011 / 3 / 10 | y / m / d |
| Data/telescope used for discovery | HAT | |
| Right ascension | 02 12 31.46 | h m s |
| Declination | +51 46 43.5 | d m s |
| Right ascension (decimal) | 33.13108 | degrees |
| Declination (decimal) | 51.77875 | degrees |
| V-band apparent magnitude | 11.90 | mag |
| K-band apparent magnitude | 10.30 | mag |
| Transit duration | 0.1463 ( 3.511 ) | day hour |
| Transit depth | 0.9 | % |
| Time of mid-transit | 2455838.596462 ± 0.00065 | HJD or BJD |
| Orbital period | 5.7233746 ± 0.0000034 | days |
| Reference for orbital ephemeris | 2022A+A...664A.162M |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 6140 ± 30 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.25 ± 0.08 | dex |
| Stellar mass | 1.206 +0.049 −0.054 | Msun |
| Stellar radius | 1.272 +0.032 −0.044 | Rsun |
| Stellar logarithmic surface gravity | 4.311 +0.026 −0.020 | c.g.s. |
| Stellar mean density | 0.586 +0.049 −0.039 ( 0.827 +0.069 −0.055 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.104 +0.021 −0.018 | |
| Orbital semimajor axis | 0.06667 +0.00091 −0.00100 | AU |
| Planetary mass | 0.773 ± 0.050 ( 245 ± 15 ) | Mjup Mearth |
| Planetary radius | 1.105 +0.031 −0.037 ( 12.39 + 0.35 − 0.41 ) | Rjup Rearth |
| Planetary surface gravity | 15.7 +1.3 −1.2 3.20 +0.03 −0.03 | m/s2 log(cgs) |
| Planetary mean density | 0.536 +0.056 −0.053 ( 0.711 +0.074 −0.070 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1281 +23 −26 | K |
| Reference of detailed study | 2022A+A...664A.162M |
| Reference | λ (degrees) |
|---|---|
| Mancini et al. (2022) | −26 ± 16 |
Page generated on 2025/03/24 John Southworth (Keele University, UK)