Planet GJ 3929 b
| Name | GJ 3929 b | ||
| Planet Status | Confirmed | ||
| Discovered in | 2022 | ||
| Mass | 0.00381 (± 0.0013) MJ |  |
|
| Mass*sin(i) | — | ||
| Semi-Major Axis | 0.02569 (± 0.00088) AU | |
|
| Orbital Period | 2.6162745 ( -2.9e-06 +3e-06 ) day | |
|
| Eccentricity | — | ||
| ω | — | ||
| Tperi | — | ||
| Radius | 0.1026 (± 0.0036) RJ | |
|
| Inclination | 89.65 ( -0.3 +0.23 ) deg | ||
| Update | 2022-02-03 | ||
| Detection Method | Primary Transit | ||
| Mass Detection Method | Radial Velocity | ||
| Radius Detection Method | Primary Transit | ||
| Primary transit | 2459320.058 (± 0.0002) JD | |
|
| Secondary transit | — | ||
| λ | — | ||
| Impact Parameter b | 0.108 (± 0.089) | |
|
| Time Vr=0 | — | ||
| Velocity Semiamplitude K | 1.23 (± 0.43) m/s | |
|
| Calculated temperature | 569.0 (± 9.0) K | |
|
| Measured temperature | — | ||
| Hottest point longitude | — | ||
| Geometric albedo | — | ||
| Surface gravity log(g/gH) | — | ||
| Alternate Names | TOI-2013 b |
Star
GJ 3929| Name | GJ 3929 | ||
| Distance | 15.83 (± 0.006) pc | |
|
| Spectral type | M3.5V | ||
| Apparent magnitude V | 12.0 | ||
| Mass | 0.309 (± 0.014) MSun | |
|
| Age | — | ||
| Effective temperature | 3369.0 (± 51.0) K | |
|
| Radius | 0.35 (± 0.01) RSun | |
|
| Metallicity [Fe/H] | 0.0 | |
|
| Detected Disc | — | ||
| Magnetic Field | — | ||
| RA2000 | 15:58:19.0 | ||
| Dec2000 | +35:24:24 | ||
| Alternate Names | TOI-2013 | ||
| Planetary system | 2 planets |
Related publications
Discovery and mass measurement of the hot, transiting, Earth-sized planet GJ 3929 b
2022
KEMMER J., DREIZLER S., KOSSAKOWSKI D., STOCK S., QUIRRENBACH A. et al.
Astron. & Astrophys., accepted
arxiv
GJ 3929: High Precision Photometric and Doppler Characterization of an Exo-Venus and its Hot, Mini-Neptune-mass Companion
2022
BEARD C., ROBERTSON P., KANODIA Sh., LUBIN J., CA&Numl;AS C. et al.
ApJ., 936, 55
paper arxiv
