This page summarises the information held within TEPCat for the transiting planetary system NGTS-11c. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | arXiv:2510.14083 | |
| Date of discovery paper | 2025 / 10 / 17 | y / m / d |
| Data/telescope used for discovery | TESS | |
| Right ascension | 01 34 05.15 | h m s |
| Declination | −14 25 08.9 | d m s |
| Right ascension (decimal) | 23.52146 | degrees |
| Declination (decimal) | -14.41914 | degrees |
| V-band apparent magnitude | 12.46 | mag |
| K-band apparent magnitude | 10.32 | mag |
| Transit duration | 0.12 ( 2.9 ) | day hour |
| Transit depth | 0.3 | % |
| Time of mid-transit | 2459117.83838 ± 0.00058 | HJD or BJD |
| Orbital period | 12.77264 ± 0.000017 | days |
| Reference for orbital ephemeris | arXiv:2510.14083 |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5050 ± 80 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.22 ± 0.08 | dex |
| Stellar mass | 0.862 ± 0.028 | Msun |
| Stellar radius | 0.832 ± 0.013 | Rsun |
| Stellar logarithmic surface gravity | 4.5 ± 0.1 | c.g.s. |
| Stellar mean density | 1.496 ± 0.085 ( 2.11 ± 0.12 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.0 | |
| Orbital semimajor axis | 0.099 ± 0.003 | AU |
| Planetary mass | 0.064 +0.019 −0.013 ( 20.3 +6.0 −4.1 ) | Mjup Mearth |
| Planetary radius | 0.429 ± 0.009 ( 4.81 ± 0.10 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | 0.78 ± 0.20 ( 1.03 ± 0.27 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 594 ± 13 | K |
| Reference of detailed study | arXiv:2510.14083 |
NGTS-11c does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2026/01/29 John Southworth (Keele University, UK)