This page summarises the information held within TEPCat for the transiting planetary system XO-5. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2008ApJ...686.1331B | |
| Date of discovery paper | 2008 / 5 / 15 | y / m / d |
| Data/telescope used for discovery | XO | |
| Right ascension | 07 46 51.96 | h m s |
| Declination | +39 05 40.5 | d m s |
| Right ascension (decimal) | 116.71650 | degrees |
| Declination (decimal) | 39.09458 | degrees |
| V-band apparent magnitude | 12.13 | mag |
| K-band apparent magnitude | 10.35 | mag |
| Transit duration | 0.12987 ( 3.1169 ) | day hour |
| Transit depth | 1.1 | % |
| Time of mid-transit | 2456864.31288 ± 0.00023 | HJD or BJD |
| Orbital period | 4.18775581 ± 0.00000058 | days |
| Reference for orbital ephemeris | 2015AcA....65..117S |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5370 ± 70 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.05 ± 0.06 | dex |
| Stellar mass | 1.038 ± 0.031 | Msun |
| Stellar radius | 1.129 ± 0.027 | Rsun |
| Stellar logarithmic surface gravity | 4.348 ± 0.016 | c.g.s. |
| Stellar mean density | 0.721 ± 0.027 ( 1.017 ± 0.038 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0 +0.062 −0.0 | |
| Orbital semimajor axis | 0.05148 ± 0.00051 | AU |
| Planetary mass | 1.190 ± 0.031 ( 378.29 ± 9.85 ) | Mjup Mearth |
| Planetary radius | 1.142 ± 0.034 ( 12.80 ± 0.38 ) | Rjup Rearth |
| Planetary surface gravity | 22.7 ± 3.2 3.36 ± 0.06 | m/s2 log(cgs) |
| Planetary mean density | 0.799 ± 0.064 ( 1.060 ± 0.085 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1225 ± 20 | K |
| Reference of detailed study | 2015AcA....65..117S |
XO-5 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2026/01/29 John Southworth (Keele University, UK)