This page summarises the information held within TEPCat for the transiting planetary system K2-29. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2016ApJ...824...55S | |
| Date of discovery paper | 2016 / 1 / 29 | y / m / d |
| Data/telescope used for discovery | K2 | |
| Right ascension | 04 10 40.96 | h m s |
| Declination | +24 24 07.4 | d m s |
| Right ascension (decimal) | 62.67067 | degrees |
| Declination (decimal) | 24.40206 | degrees |
| V-band apparent magnitude | 12.56 | mag |
| K-band apparent magnitude | 10.06 | mag |
| Transit duration | 0.0887 ( 2.129 ) | day hour |
| Transit depth | 1.9 | % |
| Time of mid-transit | 2453219.0095 ± 0.0022 | HJD or BJD |
| Orbital period | 3.2588321 ± 0.0000019 | days |
| Reference for orbital ephemeris | 2016ApJ...824...55S |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5358 ± 38 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.16 ± 0.03 | dex |
| Stellar mass | 0.94 ± 0.02 | Msun |
| Stellar radius | 0.86 ± 0.01 | Rsun |
| Stellar logarithmic surface gravity | 4.549 ± 0.012 | c.g.s. |
| Stellar mean density | ρsun g cm-3 | |
| Orbital eccentricity | 0.066 ± 0.022 | |
| Orbital semimajor axis | 0.04217 ± 0.00024 | AU |
| Planetary mass | 0.73 ± 0.04 ( 232 ± 12 ) | Mjup Mearth |
| Planetary radius | 1.19 ± 0.02 ( 13.34 ± 0.22 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | 0.43 ± 0.03 ( 0.570 ± 0.040 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1171 ± 10 | K |
| Reference of detailed study | 2016ApJ...824...55S |
| Reference | λ (degrees) |
|---|---|
| Santerne et al. (2016) | 1.5 ± 8.7 |
Page generated on 2024/09/04 John Southworth (Keele University, UK)