This page summarises the information held within TEPCat for the transiting planetary system NGTS-26. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2024A+A...684A.201B | |
| Date of discovery paper | 2024 / 4 / 29 | y / m / d |
| Data/telescope used for discovery | NGTS | |
| Right ascension | 14 30 43.99 | h m s |
| Declination | −31 43 56.8 | d m s |
| Right ascension (decimal) | 217.68329 | degrees |
| Declination (decimal) | -31.73244 | degrees |
| V-band apparent magnitude | 14.90 | mag |
| K-band apparent magnitude | 13.12 | mag |
| Transit duration | 0.155 ( 3.72 ) | day hour |
| Transit depth | 1.5 | % |
| Time of mid-transit | 2457756.8314 ± 0.0014 | HJD or BJD |
| Orbital period | 4.5199279 ± 0.0000091 | days |
| Reference for orbital ephemeris | 2024A+A...684A.201B |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5550 ± 100 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.2 ± 0.1 | dex |
| Stellar mass | 0.96 +0.04 −0.03 | Msun |
| Stellar radius | 1.16 +0.05 −0.02 | Rsun |
| Stellar logarithmic surface gravity | 4.1 ± 0.1 | c.g.s. |
| Stellar mean density | ρsun g cm-3 | |
| Orbital eccentricity | 0.0 | |
| Orbital semimajor axis | 0.0490 +0.0038 −0.0032 | AU |
| Planetary mass | 0.292 +0.065 −0.060 ( 92 +20 −19 ) | Mjup Mearth |
| Planetary radius | 1.328 +0.059 −0.048 ( 14.89 + 0.66 − 0.54 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | 0.115 +0.031 −0.027 ( 0.153 +0.041 −0.036 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 1331 +85 −72 | K |
| Reference of detailed study | 2024A+A...684A.201B |
NGTS-26 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/01/01 John Southworth (Keele University, UK)