This page summarises the information held within TEPCat for the transiting planetary system HATS-7. Please see here for descriptions of the quantities given below.
Quantity | Value | Unit |
---|---|---|
Reference of discovery paper | 2015ApJ...813..111B | |
Date of discovery paper | 2015 / 7 / 7 | y / m / d |
Data/telescope used for discovery | HATS | |
Right ascension | 13 55 25.68 | h m s |
Declination | −21 12 27.7 | d m s |
Right ascension (decimal) | 208.85700 | degrees |
Declination (decimal) | -21.20769 | degrees |
V-band apparent magnitude | 13.34 | mag |
K-band apparent magnitude | 10.98 | mag |
Transit duration | 0.0958 ( 2.299 ) | day hour |
Transit depth | 0.5 | % |
Time of mid-transit | 2456528.29697 ± 0.00058 | HJD or BJD |
Orbital period | 3.1853150 ± 0.0000054 | days |
Reference for orbital ephemeris | 2015ApJ...813..111B |
Quantity | Value | Unit |
---|---|---|
Stellar effective temperature | 4985 ± 50 | K |
Stellar metal abundance ([Fe/H] or [M/H]) | +0.250 ± 0.080 | dex |
Stellar mass | 0.849 ± 0.027 | Msun |
Stellar radius | 0.815 +0.049 −0.035 | Rsun |
Stellar logarithmic surface gravity | 4.545 ± 0.049 | c.g.s. |
Stellar mean density | 1.57 ± 0.23 ( 2.22 ± 0.32 ) | ρsun g cm-3 |
Orbital eccentricity | 0.0 +0.170 −0.0 | |
Orbital semimajor axis | 0.04012 ± 0.00043 | AU |
Planetary mass | 0.120 ± 0.012 ( 38.1 ± 3.8 ) | Mjup Mearth |
Planetary radius | 0.563 +0.046 −0.034 ( 6.31 +0.52 −0.38 ) | Rjup Rearth |
Planetary surface gravity | 9.3 +1.8 −1.5 2.97 +0.08 −0.08 | m/s2 log(cgs) |
Planetary mean density | 0.63 ± 0.14 ( 0.84 ± 0.19 ) | ρjup g cm-3 |
Planetary equilibrium temperature | 1084 ± 32 | K |
Reference of detailed study | 2015ApJ...813..111B |
HATS-7 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/02/12 John Southworth (Keele University, UK)