HD 206893 Overview
HD 206893
1.31
R⦿
6554.26
K
HD 206893 c
HD 206893 b
HD 206893 Architecture & Discovery Information
| Name | Orbital Separation | Planet Size | Method | Year | Reference | Disposition |
|---|---|---|---|---|---|---|
| HD 206893 | ||||||
| HD 206893 c | 2290 d | 3527.9 M⨁ | Imaging | 2022 | Hinkley et al. 2023 | Confirmed Planet |
| HD 206893 b | 11100 d | 6197.65 M⨁ | Imaging | 2021 | Ward-Duong et al. 2021 | Confirmed Planet |
HD 206893
- Stellar age value/uncertainties estimated from range 50-500 Myr. (Ward-Duong et al. 2021)
- Stellar age estimated from range provided in ref. (Milli et al. 2017)
- Effective temperature entered under equilibrium temperature. (Hinkley et al. 2023)
- Planet mass value/uncertainties estimated from range 12-40 M_Jup. (Ward-Duong et al. 2021)
- Effective temperature entered under equilibrium temperature. Equilibrium temperature value/uncertainties estimated from range given in ref. (Ward-Duong et al. 2021)
- Effective temperature entered under equilibrium temperature. (Hinkley et al. 2023)
- Planet mass and effective temperature value/uncertainties estimated from range given in ref. (Milli et al. 2017)
- Effective temperature entered under equilibrium temperature. (Milli et al. 2017)
- RA
- 21h45m22.00s
- Dec
- -12d47m00.07s
- Distance
-
40.7583+0.1072-0.1066pc
- Parallax
- 24.5062000±0.0638505 mas
- Ecliptic Latitude
- .68711 deg
- Ecliptic Longitude
- 324.26682 deg
- Galactic Latitude
- -44.278 deg
- Galactic Longitude
- 41.69494 deg
- Total Proper Motion
- 93.7762014±0.0909311 mas/yr
- Proper Motion (RA)
- 93.7762000±0.0909311 mas/yr
- Proper Motion (Dec)
- 0.0161577±0.0791694 mas/yr
- Photometry
-
mV6.68804±0.02300
-
mTESS6.2566±0.0060
-
mJ5.869±0.023
-
mH5.687±0.034
-
mKs5.593±0.021
-
mW15.573±0.176
-
mW25.452±0.052
-
mW35.629±0.015
-
mW45.481±0.043
-
mGaia6.56783±0.00032
-
mB7.108±0.026
-
Abundances
(Hypatia Catalog) -
[Fe/H] 0.04±0.04 dex
-
[C/H] 0.16±0.09 dex
-
[O/H] -0.02±0.09 dex
-
[Na/H] 0.32±0.04 dex
-
[Mg/H] 0.19±0.07 dex
-
[Si/H] 0.01±0.05 dex
-
[Ca/H] 0.16±0.06 dex
| Source | Kral et al. 2026 | Hinkley et al. 2023 | Ward-Duong et al. 2021 | TICv8 | Milli et al. 2017 | ||
|---|---|---|---|---|---|---|---|
|
Teff
(K)
|
--- | --- | 6500±100 |
6554.260+129.648-109.221
|
6486 | ||
|
L✶
(log10(L⦿))
|
--- | --- | --- |
0.4561001+0.0155432-0.0178255
|
--- | ||
|
ρ✶
(g/cm3)
|
--- | --- | --- |
0.850626+0.237026-0.157994
|
--- | ||
|
M✶
(M⦿)
|
1.31+0.03-0.02
|
1.32+0.07-0.05
|
1.31±0.03 |
1.360000+0.271349-0.176045
|
1.24 | ||
|
R✶
(R⦿)
|
--- | --- | --- |
1.3111600+0.0463095-0.0630925
|
--- | ||
|
log g
(log10(cm/s2))
|
--- | --- | 4.45±0.15 |
4.3363000+0.0799185-0.0959652
|
--- | ||
|
γ
(km/s)
|
--- | --- | -12.45±0.59 | --- | --- | ||
|
Age
(Gyr)
|
--- | 0.155±0.015 |
0.250+0.250-0.200
|
--- | 1.20±0.95 | ||
|
Sp. T
|
--- | F5 V | F5 V | --- | F5 V |
- Status
- Confirmed Planet
- Detected By
- Imaging, Astrometry, Radial Velocity
- Tools
- Planetary Systems
| Source | Kral et al. 2026 | Hinkley et al. 2023 |
|---|---|---|
|
Teq
(K)
|
--- |
1181.9+20.6-53.9
|
|
ω
(deg)
|
27±5 | 46±8 |
|
Mp
(M⨁)
|
3528+127-159
|
4036+381-318
|
|
Mp
(MJup)
|
11.1+0.4-0.5
|
12.7+1.2-1.0
|
|
e
|
0.283+0.019-0.017
|
0.41±0.03 |
|
i
(deg)
|
142.5+0.9-0.8
|
150.9+2.9-3.0
|
|
P
(days)
|
2290±30 |
2090+44-37
|
|
Rp
(R⨁)
|
--- |
16.4+2.0-0.7
|
|
Rp
(RJup)
|
--- |
1.46+0.18-0.06
|
|
a
(au)
|
3.74+0.02-0.03
|
3.53+0.08-0.06
|
- Status
- Confirmed Planet
- Detected By
- Imaging, Astrometry, Radial Velocity
- Tools
- Planetary Systems
| Source | Kral et al. 2026 | Hinkley et al. 2023 | Ward-Duong et al. 2021 | Milli et al. 2017 | ||
|---|---|---|---|---|---|---|
|
Teq
(K)
|
--- |
1429.2+5.6-6.2
|
1500±300 | 1290±90 | ||
|
ω
(deg)
|
102+7-5
|
183±10 | --- | --- | ||
|
Mp
(M⨁)
|
6198+445-413
|
8899+699-667
|
8264±4450 | 15256±7946 | ||
|
Mp
(MJup)
|
19.5+1.4-1.3
|
28.0+2.2-2.1
|
26±14 | 48±25 | ||
|
e
|
0.069+0.011-0.012
|
0.14±0.05 |
0.23+0.13-0.16
|
--- | ||
|
i
(deg)
|
142.0+0.4-0.5
|
146.8+3.3-3.9
|
145.6+13.8-6.6
|
--- | ||
|
P
(days)
|
11100±200 | 9350±440 |
10600+3000-2400
|
--- | ||
|
Rp
(R⨁)
|
--- | 14.0±0.2 | --- | --- | ||
|
Rp
(RJup)
|
--- | 1.25±0.02 | --- | --- | ||
|
a
(au)
|
10.75±0.08 |
9.6+0.4-0.3
|
10.4+1.8-1.7
|
10.4±0.1 |
Nearby Data
(within 30 arcseconds)
Browse Nearby Data
+
- Known Objects
- 2 Confirmed Planets
- 2 2MASS Point Source Catalog
- Data Files
- 2 Associated Literature Data
-
Exomoon search with VLTI/GRAVITY around the substellar companion HD 206893 B
Kral et al. 2026 Reference Overview -
Direct discovery of the inner exoplanet in the HD 206893 system. Evidence for deuterium burning in a planetary-mass companion
Hinkley et al. 2023 Reference Overview -
Gemini Planet Imager Spectroscopy of the Dusty Substellar Companion HD 206893 B
Ward-Duong et al. 2021 Reference Overview -
The Revised TESS Input Catalog and Candidate Target List
TICv8 Reference Overview -
Discovery of a low-mass companion inside the debris ring surrounding the F5V star HD 206893
Milli et al. 2017 Reference Overview
- System
- Star
- Confirmed
- Candidate
- False Positive Planet
- Controversial
- False Positive
- Aliases
- Data Access
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- Time Series
- Kepler | K2
- External Link
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