This page summarises the information held within TEPCat for the transiting planetary system WASP-49. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2012A+A...544A..72L | |
| Date of discovery paper | 2012 / 5 / 15 | y / m / d |
| Data/telescope used for discovery | WASP | |
| Right ascension | 06 04 21.47 | h m s |
| Declination | −16 57 55.1 | d m s |
| Right ascension (decimal) | 91.08946 | degrees |
| Declination (decimal) | -16.96531 | degrees |
| V-band apparent magnitude | 11.36 | mag |
| K-band apparent magnitude | 9.75 | mag |
| Transit duration | 0.08918 ( 2.1403 ) | day hour |
| Transit depth | 1.3 | % |
| Time of mid-transit | 2456267.68389 ± 0.00013 | HJD or BJD |
| Orbital period | 2.7817362 ± 0.0000014 | days |
| Reference for orbital ephemeris | 2016A+A...587A..67L |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5600 ± 150 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | −0.23 ± 0.07 | dex |
| Stellar mass | 1.00 ± 0.10 | Msun |
| Stellar radius | 1.038 +0.038 −0.036 | Rsun |
| Stellar logarithmic surface gravity | 4.406 ± 0.019 | c.g.s. |
| Stellar mean density | 0.893 +0.039 −0.036 ( 1.260 +0.055 −0.051 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0 | |
| Orbital semimajor axis | 0.0387 ± 0.0013 | AU |
| Planetary mass | 0.396 ± 0.026 ( 125.88 ± 8.27 ) | Mjup Mearth |
| Planetary radius | 1.198 +0.047 −0.045 ( 13.43 + 0.53 − 0.50 ) | Rjup Rearth |
| Planetary surface gravity | 7.13 ± 0.26 2.85 ± 0.02 | m/s2 log(cgs) |
| Planetary mean density | 0.229 ± 0.016 ( 0.304 ± 0.021 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1399 +39 −43 | K |
| Reference of detailed study | 2016A+A...587A..67L |
| Reference | λ (degrees) |
|---|---|
| Wyttenbach et al. (2017) | 54 + 79 - 58 |
Page generated on 2025/03/17 John Southworth (Keele University, UK)