This page summarises the information held within TEPCat for the transiting planetary system WASP-47b. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2012MNRAS.426..739H | |
| Date of discovery paper | 2012 / 4 / 24 | y / m / d |
| Data/telescope used for discovery | WASP | |
| Right ascension | 22 04 48.72 | h m s |
| Declination | −12 01 07.8 | d m s |
| Right ascension (decimal) | 331.20300 | degrees |
| Declination (decimal) | -12.01883 | degrees |
| V-band apparent magnitude | 11.93 | mag |
| K-band apparent magnitude | 10.19 | mag |
| Transit duration | 0.14933 ( 3.5839 ) | day hour |
| Transit depth | 1.3 | % |
| Time of mid-transit | 2457007.932103 ± 0.000019 | HJD or BJD |
| Orbital period | 4.1591492 ± 0.0000006 | days |
| Reference for orbital ephemeris | 2022AJ....163..197B |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5576 ± 67 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.36 ± 0.05 | dex |
| Stellar mass | 1.058 ± 0.047 | Msun |
| Stellar radius | 1.156 ± 0.009 | Rsun |
| Stellar logarithmic surface gravity | 4.3437 ± 0.0063 | c.g.s. |
| Stellar mean density | 0.708 ± 0.010 ( 0.999 ± 0.014 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0006 ± 0.0004 | |
| Orbital semimajor axis | 0.05111 ± 0.00051 | AU |
| Planetary mass | 1.177 ± 0.053 ( 374 ± 16 ) | Mjup Mearth |
| Planetary radius | 1.128 ± 0.013 ( 12.64 ± 0.15 ) | Rjup Rearth |
| Planetary surface gravity | 22.33 ± 0.27 3.349 ± 0.005 | m/s2 log(cgs) |
| Planetary mean density | 0.746 ± 0.030 ( 0.990 ± 0.040 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1220 ± 20 | K |
| Reference of detailed study | 2023A+A...673A..42N |
| Reference | λ (degrees) |
|---|---|
| Sanchis-Ojeda et al. (2015) | 0 ± 24 |
| Bourrier et al. (2023) | −999 ± -999 |
Page generated on 2025/03/17 John Southworth (Keele University, UK)