This page summarises the information held within TEPCat for the transiting planetary system TOI-1648. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | arXiv:2511.20119 | |
| Date of discovery paper | 2025 / 11 / 26 | y / m / d |
| Data/telescope used for discovery | TESS | |
| Right ascension | 03 01 36.28 | h m s |
| Declination | +69 13 47.7 | d m s |
| Right ascension (decimal) | 45.40117 | degrees |
| Declination (decimal) | 69.22992 | degrees |
| V-band apparent magnitude | 10.43 | mag |
| K-band apparent magnitude | 8.18 | mag |
| Transit duration | 0.0642 ( 1.541 ) | day hour |
| Transit depth | 0.08 | % |
| Time of mid-transit | 2459925.3431 ± 0.0009 | HJD or BJD |
| Orbital period | 7.331602 ± 0.000018 | days |
| Reference for orbital ephemeris | arXiv:2511.20119 |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 4850 ± 50 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | +0.20 ± 0.09 | dex |
| Stellar mass | 0.83 ± 0.06 | Msun |
| Stellar radius | 0.81 ± 0.02 | Rsun |
| Stellar logarithmic surface gravity | 4.5 ± 0.1 | c.g.s. |
| Stellar mean density | ρsun g cm-3 | |
| Orbital eccentricity | 0.178 +0.075 −0.053 | |
| Orbital semimajor axis | 0.0694 +0.0016 −0.0017 | AU |
| Planetary mass | 0.0233 +0.0035 −0.0040 ( 7.4 +1.1 −1.3 ) | Mjup Mearth |
| Planetary radius | 0.227 +0.013 −0.011 ( 2.54 +0.15 −0.12 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 log(cgs) | |
| Planetary mean density | 1.88 ± 0.45 ( 2.49 ± 0.60 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 799 ± 16 | K |
| Reference of detailed study | arXiv:2511.20119 |
TOI-1648 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2026/01/29 John Southworth (Keele University, UK)