This page summarises the information held within TEPCat for the transiting planetary system WASP-47. 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 |
| Right ascension | 22 04 48.72 | h m s |
| Declination | −12 01 07.8 | d m s |
| V-band apparent magnitude | 11.93 | mag |
| Transit duration | 0.14933 ( 3.5839 ) | day hour |
| Transit depth | 1.3 | % |
| Time of mid-transit | 2455764.34602 ± 0.00022 | HJD or BJD |
| Orbital period | 4.1591399 ± 0.0000072 | days |
| Reference for orbital ephemeris | 2012MNRAS.426..739H |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5576 ± 68 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.36 ± 0.05 | dex |
| Stellar mass | 1.084 ± 0.037 | Msun |
| Stellar radius | 1.15 +0.03 −0.02 | Rsun |
| Stellar logarithmic surface gravity | 4.348 +0.009 −0.016 | c.g.s. |
| Stellar mean density | 0.71 +0.02 −0.04 ( 1.002 +0.028 −0.056 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0 +0.11 −0.00 | |
| Orbital semimajor axis | 0.0520 ± 0.0006 | AU |
| Planetary mass | 1.14 ± 0.05 ( 362 ± 15 ) | Mjup Mearth |
| Planetary radius | 1.15 +0.04 −0.02 ( 12.89 + 0.45 − 0.22 ) | Rjup Rearth |
| Planetary surface gravity | 19.5 +0.9 −1.3 3.29 +0.02 −0.03 | m/s2 log(cgs) |
| Planetary mean density | 0.74 +0.05 −0.06 ( 0.982 +0.066 −0.080 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1220 ± 20 | K |
| Reference of detailed study | 2012MNRAS.426..739H |
WASP-47 does not have an entry in the catalogue of Rossiter-McLaughlin measurements.
WASP-47 has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.
Page generated on 2015/07/31 John Southworth (Keele University, UK)