This page summarises the information held within TEPCat for the transiting planetary system KELT-24. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2019AJ....158..197R | |
| Date of discovery paper | 2019 / 6 / 10 | y / m / d |
| Data/telescope used for discovery | KELT | |
| Right ascension | 10 47 38.35 | h m s |
| Declination | +71 39 21.2 | d m s |
| Right ascension (decimal) | 161.90979 | degrees |
| Declination (decimal) | 71.65589 | degrees |
| V-band apparent magnitude | 8.39 | mag |
| K-band apparent magnitude | 7.15 | mag |
| Transit duration | 0.17930 ( 4.3032 ) | day hour |
| Transit depth | 0.9 | % |
| Time of mid-transit | 2459173.347426 ± 0.000034 | HJD or BJD |
| Orbital period | 5.55149296 ± 0.00000052 | days |
| Reference for orbital ephemeris | 2024AJ....168..118G |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 6426 +91 −93 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.138 +0.086 −0.082 | dex |
| Stellar mass | 1.268 ± 0.063 | Msun |
| Stellar radius | 1.338 +0.030 −0.032 | Rsun |
| Stellar logarithmic surface gravity | 4.248 +0.018 −0.021 | c.g.s. |
| Stellar mean density | 0.527 ± 0.023 ( 0.744 ± 0.032 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0319 +0.0079 −0.0074 | |
| Orbital semimajor axis | 0.0665 ± 0.0011 | AU |
| Planetary mass | 4.59 ± 0.18 ( 1459 ± 57 ) | Mjup Mearth |
| Planetary radius | 1.134 +0.026 −0.027 ( 12.71 + 0.29 − 0.30 ) | Rjup Rearth |
| Planetary surface gravity | 88.3 +2.9 −2.8 3.95 +0.01 −0.01 | m/s2 log(cgs) |
| Planetary mean density | 2.94 +0.14 −0.15 ( 3.90 +0.19 −0.20 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1391 +22 −23 | K |
| Reference of detailed study | 2024AJ....168..118G |
| Reference | λ (degrees) |
|---|---|
| Rodriguez et al. (2019) | 2.6 + 5.1 - 3.6 |
| Hjorth et al. (2019) | 1.2 + 8.2 - 7.4 |
| Giovinazzi et al. (2024) | 1.4 + 4.9 - 4.7 |
Page generated on 2026/01/29 John Southworth (Keele University, UK)