This page summarises the information held within TEPCat for the transiting planetary system WASP-29. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2010ApJ...723L..60H | |
| Date of discovery paper | 2010 / 9 / 27 | y / m / d |
| Data/telescope used for discovery | WASP | |
| Right ascension | 23 51 31.08 | h m s |
| Declination | −39 54 24.2 | d m s |
| Right ascension (decimal) | 357.87950 | degrees |
| Declination (decimal) | -39.90672 | degrees |
| V-band apparent magnitude | 11.21 | mag |
| K-band apparent magnitude | 8.78 | mag |
| Transit duration | 0.11036 ( 2.6486 ) | day hour |
| Transit depth | 1.3 | % |
| Time of mid-transit | 2458356.414870 ± 0.000032 | HJD or BJD |
| Orbital period | 3.92271218 ± 0.00000025 | days |
| Reference for orbital ephemeris | 2021AJ....162..221S |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 4770 +32 −36 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.11 ± 0.14 | dex |
| Stellar mass | 0.812 +0.049 −0.078 | Msun |
| Stellar radius | 0.785 +0.012 −0.011 | Rsun |
| Stellar logarithmic surface gravity | 4.558 +0.019 −0.040 | c.g.s. |
| Stellar mean density | 1.68 +0.07 −0.15 ( 2.370 +0.099 −0.212 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.03 +0.05 −0.03 | |
| Orbital semimajor axis | 0.04565 +0.00060 −0.00062 | AU |
| Planetary mass | 0.240 +0.019 −0.025 ( 76.3 +6.0 −7.9 ) | Mjup Mearth |
| Planetary radius | 0.738 +0.013 −0.012 ( 8.27 +0.15 −0.13 ) | Rjup Rearth |
| Planetary surface gravity | 10.93 +0.83 −1.10 3.04 +0.03 −0.05 | m/s2 log(cgs) |
| Planetary mean density | 0.597 +0.047 −0.062 ( 0.792 +0.062 −0.082 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 956 +15 −9 | K |
| Reference of detailed study | 2026MNRAS.545S2063M |
WASP-29 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2026/01/29 John Southworth (Keele University, UK)