This page summarises the information held within TEPCat for the transiting planetary system KELT-3. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2013ApJ...773...64P | |
| Date of discovery paper | 2012 / 11 / 7 | y / m / d |
| Data/telescope used for discovery | KELT | |
| Right ascension | 09 54 34.39 | h m s |
| Declination | +40 23 17.0 | d m s |
| Right ascension (decimal) | 148.64329 | degrees |
| Declination (decimal) | 40.38806 | degrees |
| V-band apparent magnitude | 9.82 | mag |
| K-band apparent magnitude | 8.66 | mag |
| Transit duration | 0.11419 ( 2.7406 ) | day hour |
| Transit depth | 1.0 | % |
| Time of mid-transit | 2458872.85437 ± 0.00010 | HJD or BJD |
| Orbital period | 2.70339023 ± 0.00000043 | days |
| Reference for orbital ephemeris | 2024MNRAS.530.2475Y |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 6306 +50 −49 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.044 +0.080 −0.082 | dex |
| Stellar mass | 1.278 +0.062 −0.061 | Msun |
| Stellar radius | 1.472 +0.065 −0.067 | Rsun |
| Stellar logarithmic surface gravity | 4.209 +0.033 −0.031 | c.g.s. |
| Stellar mean density | 0.400 +0.050 −0.042 ( 0.564 +0.071 −0.059 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0 | |
| Orbital semimajor axis | 0.04122 +0.00066 −0.00067 | AU |
| Planetary mass | 1.477 +0.066 −0.064 ( 469 +20 −20 ) | Mjup Mearth |
| Planetary radius | 1.345 ± 0.072 ( 15.08 ± 0.81 ) | Rjup Rearth |
| Planetary surface gravity | 20.2 +2.2 −1.8 3.31 +0.04 −0.04 | m/s2 log(cgs) |
| Planetary mean density | 0.57 +0.09 −0.08 ( 0.76 +0.12 −0.11 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1811 +43 −44 | K |
| Reference of detailed study | 2013ApJ...773...64P |
KELT-3 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2024/09/04 John Southworth (Keele University, UK)