This page summarises the information held within TEPCat for the transiting system Kepler-778b. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2016ApJ...822...86M | |
| Date of discovery paper | 2016 / 5 / 10 | y / m / d |
| Data/telescope used for discovery | Kepler | |
| Right ascension | 19 09 54.58 | h m s |
| Declination | +44 14 15.0 | d m s |
| Right ascension (decimal) | 287.47742 | degrees |
| Declination (decimal) | 44.23750 | degrees |
| V-band apparent magnitude | 15.99 | mag |
| K-band apparent magnitude | 13.79 | mag |
| Transit duration | 0.0955 ( 2.292 ) | day hour |
| Transit depth | 0.04 | % |
| Time of mid-transit | 2454966.43330 ± 0.00200 | HJD or BJD |
| Orbital period | 3.7557427 ± 0.0000107 | days |
| Reference for orbital ephemeris | 2016ApJ...822...86M |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5102 +72 −62 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | −0.09 +0.15 −0.19 | dex |
| Stellar mass | 0.810 +0.040 −0.060 | Msun |
| Stellar radius | 0.770 +0.040 −0.050 | Rsun |
| Stellar logarithmic surface gravity | 4.580 +0.030 −0.050 | c.g.s. |
| Stellar mean density | ρsun g cm-3 | |
| Orbital eccentricity | ||
| Orbital semimajor axis | AU | |
| Planetary mass | Mjup Mearth | |
| Planetary radius | 0.141 +0.024 −0.011 ( 1.58 +0.27 −0.12 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | ρjup g cm-3 | |
| Planetary equilibrium temperature | 977 | K |
| Reference of detailed study | 2016ApJ...822...86M |
Kepler-778b does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/08/27 John Southworth (Keele University, UK)