This page summarises the information held within TEPCat for the transiting planetary system K2-32b. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2016ApJ...827...78S | |
| Date of discovery paper | 2015 / 12 / 1 | y / m / d |
| Data/telescope used for discovery | K2 | |
| Right ascension | 16 49 42.26 | h m s |
| Declination | −19 32 34.2 | d m s |
| Right ascension (decimal) | 252.42608 | degrees |
| Declination (decimal) | -19.54283 | degrees |
| V-band apparent magnitude | 12.31 | mag |
| K-band apparent magnitude | 9.82 | mag |
| Transit duration | 0.1453 ( 3.487 ) | day hour |
| Transit depth | 0.4 | % |
| Time of mid-transit | 2456900.92676 ± 0.00031 | HJD or BJD |
| Orbital period | 8.99200 ± 0.00008 | days |
| Reference for orbital ephemeris | 2020A+A...640A..48L |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5271 +39 −35 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | −0.06 ± 0.03 | dex |
| Stellar mass | 0.83 ± 0.02 | Msun |
| Stellar radius | 0.86 ± 0.02 | Rsun |
| Stellar logarithmic surface gravity | 4.49 ± 0.03 | c.g.s. |
| Stellar mean density | 1.30 +0.13 −0.10 ( 1.83 +0.18 −0.14 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.030 +0.032 −0.021 | |
| Orbital semimajor axis | 0.07950 +0.00066 −0.00062 | AU |
| Planetary mass | 0.0472 +0.0057 −0.0053 ( 15.0 +1.8 −1.7 ) | Mjup Mearth |
| Planetary radius | 0.473 ± 0.017 ( 5.30 ± 0.19 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | 0.41 +0.08 −0.06 ( 0.544 +0.106 −0.080 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 837 +13 −14 | K |
| Reference of detailed study | 2020A+A...640A..48L |
K2-32b does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2026/01/29 John Southworth (Keele University, UK)