This page summarises the information held within TEPCat for the transiting planetary system GJ 3929. Please see here for descriptions of the quantities given below.
Quantity | Value | Unit |
---|---|---|
Reference of discovery paper | 2022A+A...659A..17K | |
Date of discovery paper | 2022 / 2 / 3 | y / m / d |
Data/telescope used for discovery | TESS | |
Right ascension | 15 58 18.80 | h m s |
Declination | +35 24 24.3 | d m s |
Right ascension (decimal) | 239.57833 | degrees |
Declination (decimal) | 35.40675 | degrees |
V-band apparent magnitude | 12.68 | mag |
K-band apparent magnitude | 7.87 | mag |
Transit duration | 0.0495 ( 1.188 ) | day hour |
Transit depth | 0.1 | % |
Time of mid-transit | 2459320.05808 ± 0.00019 | HJD or BJD |
Orbital period | 2.6162745 ± 0.0000003 | days |
Reference for orbital ephemeris | 2022A+A...659A..17K |
Quantity | Value | Unit |
---|---|---|
Stellar effective temperature | 3369 ± 51 | K |
Stellar metal abundance ([Fe/H] or [M/H]) | +0.00 ± 0.16 | dex |
Stellar mass | 0.309 ± 0.014 | Msun |
Stellar radius | 0.315 ± 0.010 | Rsun |
Stellar logarithmic surface gravity | 4.84 ± 0.04 | c.g.s. |
Stellar mean density | 10.60 +0.33 −0.42 ( 14.96 + 0.47 − 0.59 ) | ρsun g cm-3 |
Orbital eccentricity | 0.0 | |
Orbital semimajor axis | 0.02569 ± 0.00088 | AU |
Planetary mass | 0.0038 ± 0.0013 ( 1.21 ± 0.41 ) | Mjup Mearth |
Planetary radius | 0.1026 +0.0036 −0.0035 ( 1.150 +0.040 −0.039 ) | Rjup Rearth |
Planetary surface gravity | 9.0 ± 3.1 3.0 ± 0.1 | m/s2 log(cgs) |
Planetary mean density | 3.3 ± 1.2 ( 4.4 ± 1.6 ) | ρjup g cm-3 |
Planetary equilibrium temperature | 569 ± 9 | K |
Reference of detailed study | 2022A+A...659A..17K |
GJ 3929 does not have an entry in the catalogue of orbital obliquity measurements.
Page generated on 2025/02/12 John Southworth (Keele University, UK)