Planet Gl 686 b
| Name | Gl 686 b | ||
| Planet Status | Confirmed | ||
| Discovered in | 2019 | ||
| Mass | 0.02029 (± 0.0028) MJ | ||
| Mass*sin(i) | 0.02029 (± 0.0028) MJ |  |
+ |
| Semi-Major Axis | 0.0912 (± 0.0025) AU | |
+ |
| Orbital Period | 15.53 (± 0.00167) day | |
+ |
| Eccentricity | 0.0 | |
|
| ω | — | ||
| Tperi | 2450608.8 (± 0.6) JD | |
+ |
| Radius | — | ||
| Inclination | — | ||
| Update | 2019-05-27 | ||
| Detection Method | Radial Velocity | ||
| Mass Detection Method | Radial Velocity | ||
| Radius Detection Method | — | ||
| Primary transit | — | ||
| Secondary transit | — | ||
| λ | — | ||
| Impact Parameter b | — | ||
| Time Vr=0 | — | ||
| Velocity Semiamplitude K | 2.9 (± 0.2) m/s | |
+ |
| Calculated temperature | 379.0 (± 25.0) K | |
|
| Measured temperature | — | ||
| Hottest point longitude | — | ||
| Geometric albedo | — | ||
| Surface gravity log(g/gH) | — | ||
| Alternate Names | BD+18 3421 b, GJ 686 b |
Star
Gl 686| Name | Gl 686 | ||
| Distance | 8.1593 (± 0.003) pc | |
|
| Spectral type | M1 | ||
| Apparent magnitude V | 9.6 | ||
| Mass | 0.42 (± 0.05) MSun | |
|
| Age | — | ||
| Effective temperature | 3663.0 (± 68.0) K | |
|
| Radius | 0.42 (± 0.05) RSun | |
|
| Metallicity [Fe/H] | -0.3 (± 0.09) | |
|
| Detected Disc | — | ||
| Magnetic Field | — | ||
| RA2000 | 17:37:53.0 | ||
| Dec2000 | +18:35:21 | ||
| Alternate Names | |||
| Planetary system | 1 planet |
Related publications
HADES RV programme with HARPS-N at TNG. X. A super-Earth around the M dwarf Gl686
2019
AFFER L., DAMASSO M., MICELA G., PORETTI E., SCANDARATO G. et al.
Astron. & Astrophys., 622, 193
paper arxiv
The CARMENES search for exoplanets around M dwarfs Detection of a mini-Neptune around LSPM J2116+0234 and refinement of orbital parameters of a super-Earth around GJ 686 (BD+18 3421)
2019
LALITHA S., BAROCH D., MORALES J., PASSEGGER V., BAUER F. et al.
Astron. & Astrophys., in press
paper arxiv
