This page summarises the information held within TEPCat for the transiting planetary system HD 15906c. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2023MNRAS.523.3090T | |
| Date of discovery paper | 2023 / 6 / 7 | y / m / d |
| Data/telescope used for discovery | TESS | |
| Right ascension | 02 33 05.09 | h m s |
| Declination | −10 21 07.9 | d m s |
| Right ascension (decimal) | 38.27121 | degrees |
| Declination (decimal) | -10.35219 | degrees |
| V-band apparent magnitude | 9.76 | mag |
| K-band apparent magnitude | 7.46 | mag |
| Transit duration | 0.09 ( 2.2 ) | day hour |
| Transit depth | 0.12 | % |
| Time of mid-transit | 2458430.8296 ± 0.0026 | HJD or BJD |
| Orbital period | 21.583298 ± 0.000054 | days |
| Reference for orbital ephemeris | 2023MNRAS.523.3090T |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 4757 ± 89 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.02 ± 0.04 | dex |
| Stellar mass | 0.790 +0.020 −0.036 | Msun |
| Stellar radius | 0.762 ± 0.005 | Rsun |
| Stellar logarithmic surface gravity | 4.49 ± 0.05 | c.g.s. |
| Stellar mean density | 1.79 ± 0.07 ( 2.526 ± 0.099 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.04 ± 0.01 | |
| Orbital semimajor axis | 0.141 +0.002 −0.001 | AU |
| Planetary mass | Mjup Mearth | |
| Planetary radius | 0.261 +0.006 −0.005 ( 2.926 +0.067 −0.056 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | ρjup g cm-3 | |
| Planetary equilibrium temperature | 532 ± 10 | K |
| Reference of detailed study | 2023MNRAS.523.3090T |
HD 15906c does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2024/09/04 John Southworth (Keele University, UK)