This page summarises the information held within TEPCat for the transiting planetary system HD 15337c. 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 | 0.0928 ( 2.227 ) | day hour |
| Transit depth | 0.08 | % |
| Time of mid-transit | 2458414.5516 ± 0.0015 | HJD or BJD |
| Orbital period | 17.180546 ± 0.000024 | days |
| Reference for orbital ephemeris | arXiv:2403.16621 |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5134 ± 74 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.03 ± 0.04 | dex |
| Stellar mass | 0.829 ± 0.038 | Msun |
| Stellar radius | 0.855 ± 0.008 | Rsun |
| Stellar logarithmic surface gravity | 4.48 ± 0.04 | c.g.s. |
| Stellar mean density | 1.334 +0.075 −0.079 ( 1.88 +0.11 −0.11 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.096 +0.059 −0.048 | |
| Orbital semimajor axis | 0.1261 ± 0.0038 | AU |
| Planetary mass | 0.0214 +0.0041 −0.0036 ( 6.8 +1.3 −1.1 ) | Mjup Mearth |
| Planetary radius | 0.2254 +0.0077 −0.0067 ( 2.527 +0.086 −0.075 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | 1.74 +0.38 −0.31 ( 2.31 +0.50 −0.41 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 644 ± 10 | K |
| Reference of detailed study | arXiv:2403.16621 |
HD 15337c does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/03/24 John Southworth (Keele University, UK)