Name | HD 206893 b | ||
Planet Status | Confirmed | ||
Discovered in | 2016 | ||
Mass | 28.0 ( -2.1 +2.2 ) MJ | ![]() |
+ |
Mass*sin(i) | — | ||
Semi-Major Axis | 9.6 ( -0.3 +0.4 ) AU | ![]() |
+ |
Orbital Period | 9807.0 (± 2140.0) day | ![]() |
+ |
Eccentricity | 0.14 (± 0.05) | ![]() |
+ |
ω | 183.0 (± 10.0) deg | ![]() |
+ |
Tperi | — | ||
Radius | 1.25 (± 0.02) RJ | ![]() |
+ |
Inclination | 146.8 ( -3.9 +3.3 ) deg | ![]() |
+ |
Update | 2023-01-02 | ||
Detection Method | Imaging | ||
Mass Detection Method | Spectrum | ||
Radius Detection Method | Theoretical | ||
Primary transit | — | ||
Secondary transit | — | ||
λ | — | ||
Impact Parameter b | — | ||
Time Vr=0 | — | ||
Velocity Semiamplitude K | — | ||
Calculated temperature | — | ||
Measured temperature | 1429.2 K | ![]() |
+ |
Hottest point longitude | — | ||
Geometric albedo | — | ||
Surface gravity log(g/gH) | — | ||
Alternate Names | HD 206893B |
Name | HD 206893 | ||
Distance | 38.34 (± 0.8) pc | ![]() |
|
Spectral type | F5V | ||
Apparent magnitude V | 6.67 | ||
Mass | 1.24 MSun | ![]() |
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Age | 1.1 (± 1.0) Gyr | ![]() |
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Effective temperature | 6486.0 K | ![]() |
|
Radius | — | ||
Metallicity [Fe/H] | — | ||
Detected Disc | — | ||
Magnetic Field | — | ||
RA2000 | 21:45:22.0 | ||
Dec2000 | -12:47:00 | ||
Alternate Names | |||
Planetary system | 2 planets |
Direct discovery of the inner exoplanet in the HD 206893 system
Evidence for deuterium burning in a planetary-mass companion
2023
HINKLEY S., LACOUR S., MARLEAU G., LAGRANGE A.-M., WANG J. et al.
Astron. & Astrophys., 671, L5
paper arxiv
The Orbital Eccentricities of Directly Imaged Companions Using Observable-based Priors: Implications for Population-level Distributions
2023
DO O C., O'NEIL K., KONOPACKY Q., DO T., MARTINEZ G. et al.
Astron. J., 166, 48
paper
Formation of Gaps in Self-gravitating Debris Disks by Secular Resonance in a Single-planet System. II. Towards a Self-consistent Model
2023
SEFILIAN A., RAFIKOV R. & WYATT M.
ApJ, submitted
arxiv
GRAVITY K-band spectroscopy of HD 206893 B. Brown dwarf or exoplanet
2021
KAMMERER J., LACOUR S., STOLKER T., MOLLIERE P., SING D. et al.
Astron. & Astrophys., 652, A57
paper arxiv
Gemini Planet Imager Spectroscopy of the Dusty Substellar Companion HD 206893 B
2021
WARD-DUONG K., PATIENCE J., FOLLETTE K., DE ROSA R., RAMEAU J. et al.
Astron. J., 161, 5
paper arxiv
Resolving Structure in the Debris Disk around HD 206893 with ALMA
2021
NEDERLANDER A., HUGHES A.-M., FEHR A., FLAHERTY K., SU K. et al.
ApJ, accepted
arxiv
Cloud Composition and Origin of the Reddest Known Sub-stellar Companion HD 206893 B
2021
KAMMERER J., STOLKER Th.et al.
JWST GO Programme
abstract
The HD 206893 planetary system seen with VLT/SPHERE - Upper limit on the dust albedo and constraints on additional companions
2021
ROMERO C., MILLI J., LAGRANGE A.-M., van HOLSTEIN R., CANTALLOUBE F. et al.
Astron. & Astrophys., 651, A34
paper
MIRACLES: atmospheric characterization of directly imaged planets and substellar companions at 4-5 micron. I. Photometric analysis of β Pic b, HIP 65426 b, PZ Tel B and HD 206893 B
2020
STOLKER T., QUANZ S., TODOROV K., KÜHN J., MOLLIERE P. et al.
Astron. & Astrophys., 635, A182
paper arxiv
Insights into the planetary dynamics of HD 206893 with ALMA
2020
MARINO S., ZURLO A., FARAMAZ V., MILI J., HENNING Th. et al.
MNRAS, 498, 1319
paper
Insights into the planetary dynamics of HD 206893 with ALMA
2020
MARINO S., ZURLO A., FARAMAZ V., MILLI J., HENNING Th. et al.
MNRAS, submitted
arxiv
Constraining the properties of HD 206893 B. A combination of radial velocity, direct imaging, and astrometry data
2019
GRANDJEAN A., LAGRANGE A.-M., BEUST H., RODET L., MILLI J. et al.
Astron. & Astrophys., 627, L9
paper arxiv
On the Mass Function, Multiplicity, and Origins of Wide-Orbit Giant Planets
2019
WAGNER K., APAIL D. & KRATTER K.
ApJ, accepted
arxiv
Discovery of a low-mass companion inside the debris ring surrounding the F5V star HD206893
2017
MILLI J., HIBON P., CHRISTIAENS V., CHOQUET ., BONNEFOY M. et al.
Astron. & Astrophys., 597, L2
paper arxiv
In-depth study of moderately young but extremely red, very dusty substellar companion HD206893B
2017
DELORME P., SCHMIDT T., BONNEFOY M., DESIDERA S., GINSKI C. et al.
Astron. & Astrophys., 608, A79
paper arxiv