This page summarises the information held within TEPCat for the transiting planetary system K2-19d. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2016ApJ...827...78S | |
| Date of discovery paper | 2016 / 4 / 7 | y / m / d |
| Data/telescope used for discovery | K2 | |
| Right ascension | 11 39 50.48 | h m s |
| Declination | +00 36 12.9 | d m s |
| Right ascension (decimal) | 174.96033 | degrees |
| Declination (decimal) | 0.60358 | degrees |
| V-band apparent magnitude | 13.00 | mag |
| K-band apparent magnitude | 11.16 | mag |
| Transit duration | 0.090 ( 2.16 ) | day hour |
| Transit depth | 0.2 | % |
| Time of mid-transit | 2456808.9207 ± 0.0086 | HJD or BJD |
| Orbital period | 2.50856 ± 0.00041 | days |
| Reference for orbital ephemeris | 2016ApJ...827...78S |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5430 ± 60 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.10 ± 0.04 | dex |
| Stellar mass | 0.93 ± 0.05 | Msun |
| Stellar radius | 0.86 ± 0.04 | Rsun |
| Stellar logarithmic surface gravity | 4.63 ± 0.07 | c.g.s. |
| Stellar mean density | 1.23 ± 0.33 ( 1.74 ± 0.47 ) | ρsun g cm-3 |
| Orbital eccentricity | ||
| Orbital semimajor axis | AU | |
| Planetary mass | 0.0 +0.031 −0.0 ( 0.0 +9.9 −0.0 ) | Mjup Mearth |
| Planetary radius | 0.099 ± 0.004 ( 1.110 ± 0.045 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | ρjup g cm-3 | |
| Planetary equilibrium temperature | K | |
| Reference of detailed study | 2020AJ....159....2P |
K2-19d does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2024/09/10 John Southworth (Keele University, UK)