This page summarises the information held within TEPCat for the transiting planetary system HD 15337b. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2019ApJ...876L..24G | |
| Date of discovery paper | 2019 / 3 / 14 | y / m / d |
| Data/telescope used for discovery | TESS | |
| Right ascension | 02 27 28.38 | h m s |
| Declination | −27 38 06.7 | d m s |
| Right ascension (decimal) | 36.86825 | degrees |
| Declination (decimal) | -27.63519 | degrees |
| V-band apparent magnitude | 9.18 | mag |
| K-band apparent magnitude | 7.04 | mag |
| Transit duration | 0.1049 ( 2.518 ) | day hour |
| Transit depth | 0.03 | % |
| Time of mid-transit | 2458411.46165 ± 0.00057 | HJD or BJD |
| Orbital period | 4.756216 ± 0.000081 | days |
| Reference for orbital ephemeris | 2019ApJ...876L..24G |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5125 ± 50 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.15 ± 0.10 | dex |
| Stellar mass | 0.90 ± 0.03 | Msun |
| Stellar radius | 0.856 ± 0.017 | Rsun |
| Stellar logarithmic surface gravity | 4.52 ± 0.02 | c.g.s. |
| Stellar mean density | ρsun g cm-3 | |
| Orbital eccentricity | 0.09 ± 0.06 | |
| Orbital semimajor axis | 0.0535 ± 0.0016 | AU |
| Planetary mass | 0.0240 ± 0.0030 ( 7.63 ± 0.95 ) | Mjup Mearth |
| Planetary radius | 0.1414 ± 0.0050 ( 1.585 ± 0.056 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | 7.9 +1.4 −1.2 ( 10.5 + 1.9 − 1.6 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 989 ± 15 | K |
| Reference of detailed study | 2019ApJ...876L..24G |
HD 15337b does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2023/09/01 John Southworth (Keele University, UK)