This page summarises the information held within TEPCat for the transiting planetary system HD 260655c. Please see here for descriptions of the quantities given below.
| Quantity | Value | Unit |
|---|---|---|
| Reference of discovery paper | 2022A+A...664A.199L | |
| Date of discovery paper | 2022 / 7 / 13 | y / m / d |
| Data/telescope used for discovery | TESS | |
| Right ascension | 06 37 10.80 | h m s |
| Declination | +17 33 53.3 | d m s |
| Right ascension (decimal) | 99.29500 | degrees |
| Declination (decimal) | 17.56481 | degrees |
| V-band apparent magnitude | 9.77 | mag |
| K-band apparent magnitude | 5.86 | mag |
| Transit duration | 0.0408 ( 0.979 ) | day hour |
| Transit depth | 0.10 | % |
| Time of mid-transit | 2459490.3646 ± 0.0004 | HJD or BJD |
| Orbital period | 5.70588 ± 0.00007 | days |
| Reference for orbital ephemeris | 2022A+A...664A.199L |
| Quantity | Value | Unit |
|---|---|---|
| Stellar effective temperature | 3803 ± 10 | K |
| Stellar metal abundance ([Fe/H] or [M/H]) | −0.43 ± 0.04 | dex |
| Stellar mass | 0.439 ± 0.011 | Msun |
| Stellar radius | 0.439 ± 0.003 | Rsun |
| Stellar logarithmic surface gravity | 5.20 ± 0.07 | c.g.s. |
| Stellar mean density | 5.17 +0.33 −0.30 ( 7.29 +0.47 −0.42 ) | ρsun g cm-3 |
| Orbital eccentricity | 0.038 +0.036 −0.023 | |
| Orbital semimajor axis | 0.04749 ± 0.00039 | AU |
| Planetary mass | 0.0087 ± 0.0015 ( 2.77 ± 0.48 ) | Mjup Mearth |
| Planetary radius | 0.1368 +0.0045 −0.0041 ( 1.533 +0.050 −0.046 ) | Rjup Rearth |
| Planetary surface gravity | 12.9 ± 2.2 3.11 ± 0.07 | m/s2 log(cgs) |
| Planetary mean density | 3.5 +0.7 −0.6 ( 4.64 +0.93 −0.80 ) | ρjup g cm-3 |
| Planetary equilibrium temperature | 557 ± 3 | K |
| Reference of detailed study | 2022A+A...664A.199L |
HD 260655c does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/11/11 John Southworth (Keele University, UK)