This page summarises the information held within TEPCat for the transiting planetary system KELT-11. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2017AJ....153..215P | |
| Date of discovery paper | 2016 / 7 / 7 | y / m / d |
| Data/telescope used for discovery | KELT | |
| Right ascension | 10 46 49.74 | h m s |
| Declination | −09 23 56.5 | d m s |
| Right ascension (decimal) | 161.70725 | degrees |
| Declination (decimal) | -9.39903 | degrees |
| V-band apparent magnitude | 8.03 | mag |
| K-band apparent magnitude | 6.12 | mag |
| Transit duration | 0.2974 ( 7.138 ) | day hour |
| Transit depth | 0.22 | % |
| Time of mid-transit | 2458260.168608 ± 0.000030 | HJD or BJD |
| Orbital period | 4.73620495 ± 0.00000086 | days |
| Reference for orbital ephemeris | 2020AJ....160..260C |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5375 ± 25 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.17 ± 0.07 | dex |
| Stellar mass | 1.44 ± 0.07 | Msun |
| Stellar radius | 2.69 ± 0.04 | Rsun |
| Stellar logarithmic surface gravity | 3.7 ± 0.1 | c.g.s. |
| Stellar mean density | 0.074 ± 0.002 ( 0.1044 ± 0.0028 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.007 +0.002 −0.006 | |
| Orbital semimajor axis | 0.06229 +0.00088 −0.00076 | AU |
| Planetary mass | 0.205 ± 0.017 ( 65.2 ± 5.4 ) | Mjup Mearth |
| Planetary radius | 1.35 ± 0.10 ( 15.1 ± 1.1 ) | Rjup Rearth |
| Planetary surface gravity | 2.55 +0.52 −0.46 2.41 +0.08 −0.09 | m/s2 log(cgs) |
| Planetary mean density | 0.070 +0.021 −0.018 ( 0.093 +0.028 −0.024 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1712 +51 −46 | K |
| Reference of detailed study | 2017AJ....154...25B |
| Reference | λ (degrees) |
|---|---|
| Mounzer et al. (2022) | −77.9 + 2.4 - 2.3 |
Page generated on 2024/09/10 John Southworth (Keele University, UK)