This page summarises the information held within TEPCat for the transiting planetary system Qatar-5. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2017AJ....153..200A | |
| Date of discovery paper | 2017 / 4 / 10 | y / m / d |
| Data/telescope used for discovery | Qatar | |
| Right ascension | 00 28 12.94 | h m s |
| Declination | +42 03 40.9 | d m s |
| Right ascension (decimal) | 7.05392 | degrees |
| Declination (decimal) | 42.06136 | degrees |
| V-band apparent magnitude | 12.82 | mag |
| K-band apparent magnitude | 10.96 | mag |
| Transit duration | 0.1212 ( 2.909 ) | day hour |
| Transit depth | 1.3 | % |
| Time of mid-transit | 2457362.67203 ± 0.00009 | HJD or BJD |
| Orbital period | 2.8793105 ± 0.0000025 | days |
| Reference for orbital ephemeris | 2019A+A...622A..81M |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5746 ± 49 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.38 ± 0.08 | dex |
| Stellar mass | 1.128 ± 0.056 | Msun |
| Stellar radius | 1.076 ± 0.051 | Rsun |
| Stellar logarithmic surface gravity | 4.427 ± 0.035 | c.g.s. |
| Stellar mean density | 0.91 +0.11 −0.011 ( 1.284 +0.155 −0.016 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0 | |
| Orbital semimajor axis | 0.04127 ± 0.00067 | AU |
| Planetary mass | 4.32 ± 0.18 ( 1373 ± 57 ) | Mjup Mearth |
| Planetary radius | 1.107 ± 0.064 ( 12.41 ± 0.72 ) | Rjup Rearth |
| Planetary surface gravity | 87.1 +9.3 −8.4 3.94 +0.04 −0.04 | m/s2 log(cgs) |
| Planetary mean density | 2.98 ± 0.44 ( 3.95 ± 0.58 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1415 ± 31 | K |
| Reference of detailed study | 2017AJ....153..200A |
Qatar-5 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/03/12 John Southworth (Keele University, UK)