This page summarises the information held within TEPCat for the transiting planetary system TOI-2147. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | arXiv:2606.20224 | |
| Date of discovery paper | 2026 / 6 / 19 | y / m / d |
| Data/telescope used for discovery | TESS | |
| Right ascension | 10 22 33.98 | h m s |
| Declination | +83 05 01.4 | d m s |
| Right ascension (decimal) | 155.64158 | degrees |
| Declination (decimal) | 83.08372 | degrees |
| V-band apparent magnitude | 11.10 | mag |
| K-band apparent magnitude | 9.84 | mag |
| Transit duration | 0.244 ( 5.86 ) | day hour |
| Transit depth | 0.4 | % |
| Time of mid-transit | 2459389.5939 ± 0.0007 | HJD or BJD |
| Orbital period | 26.20518 ± 0.00003 | days |
| Reference for orbital ephemeris | arXiv:2606.20224 |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 5983 ± 50 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | −0.29 +0.07 −0.08 | dex |
| Stellar mass | 0.99 ± 0.04 | Msun |
| Stellar radius | 1.39 +0.03 −0.02 | Rsun |
| Stellar logarithmic surface gravity | 4.2 ± 0.1 | c.g.s. |
| Stellar mean density | ρsun g cm-3 | |
| Orbital eccentricity | 0.29 ± 0.07 | |
| Orbital semimajor axis | 0.172 ± 0.006 | AU |
| Planetary mass | 0.365 ± 0.069 ( 116 ± 21 ) | Mjup Mearth |
| Planetary radius | 0.937 ± 0.027 ( 10.50 ± 0.30 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | 0.41 ± 0.08 ( 0.54 ± 0.11 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 820 ± 20 | K |
| Reference of detailed study | arXiv:2606.20224 |
TOI-2147 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2026/06/23 John Southworth (Keele University, UK)