This page summarises the information held within TEPCat for the transiting planetary system TOI-1355. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | arXiv:2608.17387 | |
| Date of discovery paper | 2026 / 8 / 19 | y / m / d |
| Data/telescope used for discovery | TESS | |
| Right ascension | 22 05 13.79 | h m s |
| Declination | +66 46 31.0 | d m s |
| Right ascension (decimal) | 331.30746 | degrees |
| Declination (decimal) | 66.77528 | degrees |
| V-band apparent magnitude | 8.72 | mag |
| K-band apparent magnitude | 8.44 | mag |
| Transit duration | 0.09 ( 2.2 ) | day hour |
| Transit depth | 0.45 | % |
| Time of mid-transit | 2459396.14475 ± 0.00017 | HJD or BJD |
| Orbital period | 2.1702642 ± 0.0000073 | days |
| Reference for orbital ephemeris | arXiv:2608.17387 |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 8660 +360 −310 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | −0.01 +0.17 −0.19 | dex |
| Stellar mass | 2.00 +0.21 −0.13 | Msun |
| Stellar radius | 1.881 +0.048 −0.056 | Rsun |
| Stellar logarithmic surface gravity | 3.95 +0.44 −0.53 | c.g.s. |
| Stellar mean density | ρsun g cm-3 | |
| Orbital eccentricity | 0.2203 +0.0013 −0.0011 | |
| Orbital semimajor axis | 0.0400 ± 0.0012 | AU |
| Planetary mass | 5.84 +0.83 −0.78 ( 18565 +2638 −2480 ) | Mjup Mearth |
| Planetary radius | 1.424 +0.039 −0.041 ( 15.96 + 0.44 − 0.46 ) | Rjup Rearth |
| Planetary surface gravity | m/s2 | |
| Planetary mean density | ρjup g cm-3 | |
| Planetary equilibrium temperature | 2710 +130 −170 | K |
| Reference of detailed study | arXiv:2608.17387 |
TOI-1355 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2026/08/22 John Southworth (Keele University, UK)