This page summarises the information held within TEPCat for the transiting planetary system V1298 Tau e. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2022NatAs...6..232S | |
| Date of discovery paper | 2021 / 11 / 18 | y / m / d |
| Data/telescope used for discovery | K2 | |
| Right ascension | 04 05 19.59 | h m s |
| Declination | +20 09 25.6 | d m s |
| Right ascension (decimal) | 61.33163 | degrees |
| Declination (decimal) | 20.15711 | degrees |
| V-band apparent magnitude | 10.12 | mag |
| K-band apparent magnitude | 8.09 | mag |
| Transit duration | 0.310 ( 7.44 ) | day hour |
| Transit depth | 0.4 | % |
| Time of mid-transit | 2457096.6222 ± 0.0027 | HJD or BJD |
| Orbital period | 46.768131 ± 0.000076 | days |
| Reference for orbital ephemeris | 2023AJ....165..250S |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5050 ± 100 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.10 ± 0.15 | dex |
| Stellar mass | 1.157 +0.057 −0.058 | Msun |
| Stellar radius | 1.355 +0.032 −0.030 | Rsun |
| Stellar logarithmic surface gravity | 4.246 ± 0.034 | c.g.s. |
| Stellar mean density | 0.494 ± 0.053 ( 0.697 ± 0.075 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.10 ± 0.09 | |
| Orbital semimajor axis | 0.2667 +0.0043 −0.0045 | AU |
| Planetary mass | 0.66 ± 0.26 ( 209 ± 82 ) | Mjup Mearth |
| Planetary radius | 0.848 +0.046 −0.044 ( 9.51 +0.52 −0.49 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | 1.00 +0.44 −0.40 ( 1.33 +0.58 −0.53 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 549 ± 12 | K |
| Reference of detailed study | 2023AJ....165..250S |
V1298 Tau e does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/03/24 John Southworth (Keele University, UK)