This page summarises the information held within TEPCat for the transiting planetary system EPIC 246851721. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | arXiv:1807.10298 | |
| Date of discovery paper | 2018 / 7 / 30 | y / m / d |
| Right ascension | 05 15 40.74 | h m s |
| Declination | +16 16 43.5 | d m s |
| V-band apparent magnitude | 11.44 | mag |
| K-band apparent magnitude | 9.89 | mag |
| Transit duration | 0.17116 ( 4.1078 ) | day hour |
| Transit depth | 0.55 | % |
| Time of mid-transit | 2457858.92991 ± 0.00017 | HJD or BJD |
| Orbital period | 6.180242 ± 0.000016 | days |
| Reference for orbital ephemeris | arXiv:1807.10298 |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 6189 +47 −52 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.139 +0.082 −0.084 | dex |
| Stellar mass | 1.324 ± 0.040 | Msun |
| Stellar radius | 1.624 +0.036 −0.035 | Rsun |
| Stellar logarithmic surface gravity | 4.138 ± 0.016 | c.g.s. |
| Stellar mean density | 0.309 +0.017 −0.016 ( 0.436 +0.024 −0.023 ) | ρsun g cm-3 |
| Orbital eccentricity | ||
| Orbital semimajor axis | 0.07239 +0.00072 −0.00074 | AU |
| Planetary mass | 0.0 +5.75 −0.0 ( 0 +1827 −0 ) | Mjup Mearth |
| Planetary radius | 1.004 +0.048 −0.049 ( 11.25 + 0.54 − 0.55 ) | Rjup Rearth |
| Planetary surface gravity | 0.0 +147 −0.0 **0000000000000000000000000000000000000000000000000 +**0000000000000000000000000000000000000000000000000 −**0000000000000000000000000000000000000000000000000 | m/s2 log(cgs) |
| Planetary mean density | 0.0 +5.9 −0.0 ( 0.0 +7.8 −0.0 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1413 ± 16 | K |
| Reference of detailed study | arXiv:1807.10298 |
| Reference | λ (degrees) |
|---|---|
| Yu et al. (2018) | −1.48 ± 0.85 |
EPIC 246851721 has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.
Page generated on 2021/01/04 John Southworth (Keele University, UK)