This page summarises the information held within TEPCat for the transiting brown dwarf system EPIC 219388192. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2017AJ....153..131N | |
| Date of discovery paper | 2016 / 10 / 28 | y / m / d |
| Data/telescope used for discovery | K2 | |
| Right ascension | 19 17 34.04 | h m s |
| Declination | −16 52 17.8 | d m s |
| Right ascension (decimal) | 289.39183 | degrees |
| Declination (decimal) | -16.87161 | degrees |
| V-band apparent magnitude | 12.54 | mag |
| K-band apparent magnitude | 10.73 | mag |
| Transit duration | 0.13928 ( 3.3427 ) | day hour |
| Transit depth | 1.0 | % |
| Time of mid-transit | 2457346.329908 ± 0.000080 | HJD or BJD |
| Orbital period | 5.292600 ± 0.000018 | days |
| Reference for orbital ephemeris | 2019AJ....158...38C |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5755 ± 49 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.203 +0.086 −0.091 | dex |
| Stellar mass | 1.101 +0.039 −0.045 | Msun |
| Stellar radius | 1.029 ± 0.016 | Rsun |
| Stellar logarithmic surface gravity | 4.455 +0.018 −0.020 | c.g.s. |
| Stellar mean density | 1.009 ± 0.054 ( 1.424 ± 0.076 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.1891 +0.0021 −0.0022 | |
| Orbital semimajor axis | 0.06206 +0.00071 −0.00084 | AU |
| Planetary mass | 39.2 ± 1.1 ( 124613 ± 3497 ) | Mjup Mearth |
| Planetary radius | 0.941 ± 0.019 ( 10.55 ± 0.21 ) | Rjup Rearth |
| Planetary surface gravity | 1096 +52 −49 5.04 +0.02 −0.02 | m/s2 log(cgs) |
| Planetary mean density | 44.0 +2.9 −2.7 ( 58.4 + 3.8 − 3.6 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | K | |
| Reference of detailed study | 2019AJ....158...38C |
EPIC 219388192 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/01/01 John Southworth (Keele University, UK)