This page summarises the information held within TEPCat for the transiting planetary system HATS-12. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2016AJ....152...88R | |
| Date of discovery paper | 2016 / 3 / 10 | y / m / d |
| Data/telescope used for discovery | HATS | |
| Right ascension | 19 16 48.72 | h m s |
| Declination | −19 21 21.2 | d m s |
| Right ascension (decimal) | 289.20300 | degrees |
| Declination (decimal) | -19.35589 | degrees |
| V-band apparent magnitude | 12.76 | mag |
| K-band apparent magnitude | 11.39 | mag |
| Transit duration | 0.18849 ( 4.5238 ) | day hour |
| Transit depth | 0.5 | % |
| Time of mid-transit | 2457364.66541 ± 0.00012 | HJD or BJD |
| Orbital period | 3.1428347 ± 0.000011 | days |
| Reference for orbital ephemeris | 2018AJ....155..119B |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 6408 ± 75 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | −0.100 ± 0.040 | dex |
| Stellar mass | 1.489 ± 0.071 | Msun |
| Stellar radius | 2.21 ± 0.21 | Rsun |
| Stellar logarithmic surface gravity | 3.923 ± 0.065 | c.g.s. |
| Stellar mean density | 0.139 +0.040 −0.031 ( 0.196 +0.056 −0.044 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0 +0.085 −0.0 | |
| Orbital semimajor axis | 0.04795 ± 0.00077 | AU |
| Planetary mass | 2.390 ± 0.087 ( 759 ± 27 ) | Mjup Mearth |
| Planetary radius | 1.384 ± 0.059 ( 15.51 ± 0.66 ) | Rjup Rearth |
| Planetary surface gravity | 32.1 +7.8 −6.3 3.51 +0.09 −0.09 | m/s2 log(cgs) |
| Planetary mean density | 0.84 +0.11 −0.14 ( 1.11 +0.15 −0.19 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 2097 ± 89 | K |
| Reference of detailed study | 2018AJ....155..119B |
HATS-12 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2024/09/10 John Southworth (Keele University, UK)