This page summarises the information held within TEPCat for the transiting planetary system WASP-104. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2014A+A...570A..64S | |
| Date of discovery paper | 2014 / 8 / 6 | y / m / d |
| Data/telescope used for discovery | WASP | |
| Right ascension | 10 42 24.61 | h m s |
| Declination | +07 26 06.3 | d m s |
| Right ascension (decimal) | 160.60254 | degrees |
| Declination (decimal) | 7.43508 | degrees |
| V-band apparent magnitude | 11.79 | mag |
| K-band apparent magnitude | 9.88 | mag |
| Transit duration | 0.07283 ( 1.7479 ) | day hour |
| Transit depth | 1.5 | % |
| Time of mid-transit | 2457935.070228 ± 0.000011 | HJD or BJD |
| Orbital period | 1.75540563 ± 0.0000011 | days |
| Reference for orbital ephemeris | 2021MNRAS.500.5420C |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5348 ± 32 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.410 ± 0.057 | dex |
| Stellar mass | 1.016 ± 0.033 | Msun |
| Stellar radius | 0.935 ± 0.010 | Rsun |
| Stellar logarithmic surface gravity | 4.5032 ± 0.0050 | c.g.s. |
| Stellar mean density | 1.2413 ± 0.0057 ( 1.7515 ± 0.0080 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0 +0.030 −0.0 | |
| Orbital semimajor axis | 0.02860 ± 0.00047 | AU |
| Planetary mass | 1.216 ± 0.045 ( 386 ± 14 ) | Mjup Mearth |
| Planetary radius | 1.093 ± 0.012 ( 12.25 ± 0.13 ) | Rjup Rearth |
| Planetary surface gravity | 25.26 ± 0.74 3.40 ± 0.01 | m/s2 log(cgs) |
| Planetary mean density | 0.873 ± 0.028 ( 1.158 ± 0.037 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1474 ± 9 | K |
| Reference of detailed study | 2021MNRAS.500.5420C |
WASP-104 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/03/17 John Southworth (Keele University, UK)