This page summarises the information held within TEPCat for the transiting planetary system K2-34. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2016A+A...594A..50L | |
| Date of discovery paper | 2016 / 1 / 29 | y / m / d |
| Data/telescope used for discovery | K2 | |
| Right ascension | 08 30 18.90 | h m s |
| Declination | +22 14 09.3 | d m s |
| Right ascension (decimal) | 127.57875 | degrees |
| Declination (decimal) | 22.23592 | degrees |
| V-band apparent magnitude | 11.45 | mag |
| K-band apparent magnitude | 10.19 | mag |
| Transit duration | 0.1026 ( 2.462 ) | day hour |
| Transit depth | 0.8 | % |
| Time of mid-transit | 2457141.35103 ± 0.00043 | HJD or BJD |
| Orbital period | 2.9956675 ± 0.0000073 | days |
| Reference for orbital ephemeris | 2016A+A...594A..50L |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 6131 ± 47 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.121 ± 0.053 | dex |
| Stellar mass | 1.204 ± 0.031 | Msun |
| Stellar radius | 1.383 ± 0.046 | Rsun |
| Stellar logarithmic surface gravity | 4.236 ± 0.025 | c.g.s. |
| Stellar mean density | 0.356 ± 0.044 ( 0.502 ± 0.062 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0 | |
| Orbital semimajor axis | 0.04328 ± 0.00037 | AU |
| Planetary mass | 1.649 ± 0.098 ( 524 ± 31 ) | Mjup Mearth |
| Planetary radius | 1.217 ± 0.053 ( 13.64 ± 0.59 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | 0.92 ± 0.14 ( 1.22 ± 0.19 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1670 ± 26 | K |
| Reference of detailed study | 2016A+A...594A..50L |
| Reference | λ (degrees) |
|---|---|
| Hirano et al. (2016) | −1 + 10 - 9 |
Page generated on 2026/01/29 John Southworth (Keele University, UK)