This page summarises the information held within TEPCat for the transiting planetary system Kepler-78. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2013ApJ...774...54S | |
| Date of discovery paper | 2013 / 5 / 23 | y / m / d |
| Data/telescope used for discovery | Kepler | |
| Right ascension | 19 34 58.00 | h m s |
| Declination | +44 26 54.0 | d m s |
| Right ascension (decimal) | 293.74167 | degrees |
| Declination (decimal) | 44.44833 | degrees |
| V-band apparent magnitude | 11.75 | mag |
| K-band apparent magnitude | 9.59 | mag |
| Transit duration | 0.0339 ( 0.814 ) | day hour |
| Transit depth | 0.022 | % |
| Time of mid-transit | 2454953.95995 ± 0.00015 | HJD or BJD |
| Orbital period | 0.35500744 ± 0.00000006 | days |
| Reference for orbital ephemeris | 2013ApJ...774...54S |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5121 ± 44 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | −0.08 ± 0.06 | dex |
| Stellar mass | 0.779 +0.032 −0.046 | Msun |
| Stellar radius | 0.7475 +0.0077 −0.0078 | Rsun |
| Stellar logarithmic surface gravity | 4.61 ± 0.06 | c.g.s. |
| Stellar mean density | 1.86 +0.11 −0.13 ( 2.62 +0.16 −0.18 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0 | |
| Orbital semimajor axis | 0.0089 | AU |
| Planetary mass | 0.0059 ± 0.0008 ( 1.88 ± 0.25 ) | Mjup Mearth |
| Planetary radius | 0.1096 +0.0016 −0.0017 ( 1.229 +0.018 −0.019 ) | Rjup Rearth |
| Planetary surface gravity | 11.4 +3.5 −3.1 3.1 +0.1 −0.1 | m/s2 log(cgs) |
| Planetary mean density | 3.97 +0.71 −0.74 ( 5.27 +0.94 −0.98 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | K | |
| Reference of detailed study | 2019ApJ...883...79D |
Kepler-78 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2024/09/04 John Southworth (Keele University, UK)