Planet GJ 15A b
| Name | GJ 15A b | ||
| Planet Status | Confirmed | ||
| Discovered in | 2014 | ||
| Mass | — | ||
| Mass*sin(i) | 0.00953 ( -0.00138 +0.00145 ) MJ |  |
+ |
| Semi-Major Axis | 0.072 (± 0.004) AU | |
+ |
| Orbital Period | 11.4407 (± 0.0016) day | |
+ |
| Eccentricity | 0.094 ( -0.065 +0.091 ) | |
|
| ω | 60.0 ( --20.0 +110.0 ) deg | |
|
| Tperi | 2456995.86 JD | |
+ |
| Radius | — | ||
| Inclination | — | ||
| Update | 2020-03-29 | ||
| 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 | 1.68 (± 0.18) m/s | |
|
| Calculated temperature | — | ||
| Measured temperature | — | ||
| Hottest point longitude | — | ||
| Geometric albedo | — | ||
| Surface gravity log(g/gH) | — | ||
| Alternate Names | HD 1326A b |
Star
GJ 15A| Name | GJ 15A | ||
| Distance | 3.587 pc | |
|
| Spectral type | M2V | ||
| Apparent magnitude V | 8.08 | ||
| Mass | 0.375 MSun | |
|
| Age | — | ||
| Effective temperature | 3567.0 K | ||
| Radius | 0.3863 RSun | |
|
| Metallicity [Fe/H] | -0.32 | |
|
| Detected Disc | — | ||
| Magnetic Field | — | ||
| RA2000 | 00:18:22.9 | ||
| Dec2000 | +44:01:23 | ||
| Alternate Names | HD 1326A, HIP 1475, GX Andromedae, Groombridge 34, M2 | ||
| Planetary system | 1 planet |
Related publications
HADES RV Programme with HARPS-N at TNG XV. Planetary occurrence rates around early-M dwarfs
2022
PINAMONTI M., SOZZETTI A., MALDONADO J., AFFER L., MICELA G. et al.
Astron. & Astrophys., accepted
arxiv
Galactic cosmic ray propagation through M dwarf planetary systems
2021
MESQUITA A., RODGERS-LEE D., VIDOTTO A., ATRI D. & WOOD B.
MNRAS, in press
paper arxiv
Precise Radial Velocities of Cool Low Mass Stars With iSHELL
2019
CALE B., PLAVCHAN P., LEBRUN D., GAGNE J., GAO P. et al.
ApJ, accepted
arxiv
The HADES RV Programme with HARPS-N@TNG VIII. Gl15A: A multiple wide planetary system sculpted by binary interaction
2018
PINAMONTI M., DAMASSO M., MARZARI F., SOZZETTI A., MALDONADO J. et al.
Astron. & Astrophys., 617, A104
paper arxiv
The CARMENES search for exoplanets around M dwarfs. First visual-channel radial-velocity measurements and orbital parameter updates of seven M-dwarf planetary systems
2018
TRIFONOV T., KURSTER M., ZECHMEISTER M., TAL-OR L., CABALLERO J. et al.
Astron. & Astrophys., 609, A117
arxiv
paper
ADS
HADES RV Programme with HARPS-N at TNG: V. A super-Earth on the inner edge of the habitable zone oft he nearby M-dwarf GJ 625
2017
SUAREZ-MASCARENO A., GONZALEZ HERNADEZ J., REBOLO R., VELASCO S. et al.
Astron. & Astrophys., 605, A92
paper arxiv
The NASA-UC-UH Eta-Earth Program: IV. A Low-mass Planet Orbiting an M Dwarf 3.6 PC from Earth
2014
HOWARD, A., MARCY, G., FISCHER, D., ISAACSON, H., MUIRHEAD, P. & 6 additional authors
ApJ, accepted
arxiv
