This page summarises the information held within TEPCat for the transiting planetary system NGTS-13. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2021A+A...647A.180G | |
| Date of discovery paper | 2021 / 4 / 14 | y / m / d |
| Data/telescope used for discovery | NGTS | |
| Right ascension | 11 44 57.66 | h m s |
| Declination | −38 08 23.0 | d m s |
| Right ascension (decimal) | 176.24025 | degrees |
| Declination (decimal) | -38.13972 | degrees |
| V-band apparent magnitude | 12.70 | mag |
| K-band apparent magnitude | 11.14 | mag |
| Transit duration | 0.2176 ( 5.222 ) | day hour |
| Transit depth | 0.43 | % |
| Time of mid-transit | 2458572.8247 ± 0.0018 | HJD or BJD |
| Orbital period | 4.119027 ± 0.000023 | days |
| Reference for orbital ephemeris | 2021A+A...647A.180G |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5819 ± 73 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.25 ± 0.17 | dex |
| Stellar mass | 1.30 +0.11 −0.18 | Msun |
| Stellar radius | 1.788 ± 0.057 | Rsun |
| Stellar logarithmic surface gravity | 4.04 +0.05 −0.06 | c.g.s. |
| Stellar mean density | 0.21 ± 0.03 ( 0.296 ± 0.042 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.086 ± 0.034 | |
| Orbital semimajor axis | 0.0549 +0.0015 −0.0025 | AU |
| Planetary mass | 4.84 ± 0.44 ( 15386 ± 1399 ) | Mjup Mearth |
| Planetary radius | 1.142 ± 0.046 ( 12.80 ± 0.52 ) | Rjup Rearth |
| Planetary surface gravity | 91 +14 −12 3.96 +0.06 −0.06 | m/s2 log(cgs) |
| Planetary mean density | 3.03 ± 0.41 ( 4.02 ± 0.54 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1605 ± 30 | K |
| Reference of detailed study | 2021A+A...647A.180G |
NGTS-13 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2026/01/29 John Southworth (Keele University, UK)