This page summarises the information held within TEPCat for the transiting system K2-269b. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2018AJ....156..277L | |
| Date of discovery paper | 2018 / 10 / 10 | y / m / d |
| Data/telescope used for discovery | K2 | |
| Right ascension | 08 40 37.24 | h m s |
| Declination | +13 00 52.8 | d m s |
| Right ascension (decimal) | 130.15517 | degrees |
| Declination (decimal) | 13.01467 | degrees |
| V-band apparent magnitude | 11.48 | mag |
| K-band apparent magnitude | 10.21 | mag |
| Transit duration | 0.1676 ( 4.022 ) | day hour |
| Transit depth | 0.01 | % |
| Time of mid-transit | 2457141.59855 ± 0.00527 | HJD or BJD |
| Orbital period | 4.1449650 ± 0.0008170 | days |
| Reference for orbital ephemeris | 2018AJ....156..277L |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 6209 ± 88 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | −0.08 ± 0.06 | dex |
| Stellar mass | 1.160 ± 0.040 | Msun |
| Stellar radius | 1.450 ± 0.060 | Rsun |
| Stellar logarithmic surface gravity | 4.180 ± 0.030 | c.g.s. |
| Stellar mean density | 0.798 +0.544 −0.377 ( 1.13 +0.77 −0.53 ) | ρsun g cm-3 |
| Orbital eccentricity | ||
| Orbital semimajor axis | 0.05310 ± 0.00060 | AU |
| Planetary mass | Mjup Mearth | |
| Planetary radius | 0.140 ± 0.011 ( 1.57 ± 0.12 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | ρjup g cm-3 | |
| Planetary equilibrium temperature | 1429 ± 37 | K |
| Reference of detailed study | 2018AJ....156..277L |
K2-269b does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/08/27 John Southworth (Keele University, UK)