HD 86226 Overview
HD 86226
1.02
R⦿
5903.00
K
HD 86226 c
0.193
RJup
HD 86226 b
- Architecture
- HD 86226
- HD 86226
Discovery Data
| Host | Planet | Orbital Separation | Planet Size | Method | Year | Reference | Disposition |
|---|---|---|---|---|---|---|---|
| HD 86226 | HD 86226 c | 3.98 d | 2.16 R⨁ | Transit | 2020 | Teske et al. 2020 | Confirmed Planet |
| HD 86226 | HD 86226 b | 1628 d | 143.02 M⨁ | Radial Velocity | 2009 | Arriagada et al. 2010 | Confirmed Planet |
- RA
- 09h56m29.64s
- Dec
- -24d05m57.07s
- Distance
-
45.6830+0.1053-0.1048pc
- Parallax
- 21.8612000±0.0499485 mas
- Ecliptic Latitude
- -34.12265 deg
- Ecliptic Longitude
- 161.15227 deg
- Galactic Latitude
- 23.62895 deg
- Galactic Longitude
- 259.39432 deg
- Total Proper Motion
- 183.2069957±0.0941683 mas/yr
- Proper Motion (RA)
- -177.1110000±0.0947909 mas/yr
- Proper Motion (Dec)
- 46.8668000±0.0847801 mas/yr
- Photometry
-
mV7.93±0.03
-
mTESS7.3635±0.0061
-
mJ6.839±0.019
-
mH6.577±0.034
-
mKs6.463±0.023
-
mW16.446±0.078
-
mW26.377±0.024
-
mW36.447±0.016
-
mW46.392±0.071
-
mGaia7.771300±0.000462
-
mB8.432±0.000
-
Abundances
(Hypatia Catalog) -
[Fe/H] -0.01±0.05 dex
-
[C/H] 0.04±0.06 dex
-
[O/H] 0.05±0.09 dex
-
[Na/H] -0.06±0.10 dex
-
[Mg/H] 0.07±0.07 dex
-
[Al/H] -0.10±0.02 dex
-
[Si/H] -0.02±0.04 dex
-
[Ca/H] -0.04±0.14 dex
-
[BaII/H] -0.38±0.19 dex
| Source | Delisle et al. 2025 | Teske et al. 2020 | TICv8 | Gaia DR2 | Santos et al. 2013 | Marmier et al. 2013 | Arriagada et al. 2010 | Nordstrom et al. 2004 | Michigan Catalog, Vol. 4 | Cannon & Pickering 1918 | ExoFOP-TESS TOI | Show Candidate Solutions >> | << Hide Candidate Solutions |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
Teff
(K)
|
6007+75-71
|
5863±88 |
5940.4100+88.9736-131.1250
|
5924.5+81.0-26.5
|
5947±21 | 5903±31 | --- | --- | --- | --- | 5903 | ||
|
L✶
(log10(L⦿))
|
0.0934+0.0304-0.0252
|
0.07188+0.01305-0.01081
|
0.078989390+0.012778129-0.012346564
|
0.080602138+0.001374189-0.001378551
|
--- | 0.025 | --- | --- | --- | --- | --- | ||
|
Metallicity
(dex)
|
-0.015±0.041 [Fe/H] |
0.018+0.057-0.043
[Fe/H]
|
0.0169231±0.0166410 [M/H] | --- | 0.02±0.02 [Fe/H] | 0.05±0.03 [Fe/H] | -0.04 [Fe/H] | --- | --- | --- | --- | ||
|
γ
(km/s)
|
19.776047±0.000825 | --- | --- | 19.560834012821747±0.185669926341303 | --- | 19.7389±0.0039 | --- | 19.4±0.1 | --- | --- | --- | ||
|
v sin i
(km/s)
|
--- | --- | --- | --- | --- | 2.4 | --- | 4 | --- | --- | --- | ||
|
Age
(Gyr)
|
3.8±1.8 |
4.6+3.7-2.7
|
--- | --- | --- | 1.5±1.3 | --- | --- | --- | --- | --- | ||
|
M✶
(M⦿)
|
1.08±0.05 |
1.019+0.061-0.066
|
1.090000+0.140997-0.124823
|
--- | 1.00±0.07 | 1.06±0.03 | 1.02 | --- | --- | --- | --- | ||
|
R✶
(R⦿)
|
1.03±0.02 | 1.053±0.026 |
1.0339900+0.0431211-0.0403764
|
1.0414785+0.0093799-0.0279047
|
--- | 1.02±0.03 | --- | --- | --- | --- | 1.03±0.04 | ||
|
log g
(log10(cm/s2))
|
4.41±0.02 |
4.400+0.029-0.032
|
4.4464700+0.0636053-0.0768639
|
--- | 4.54±0.04 | 4.36±0.04 | --- | --- | --- | --- | 4.44653 | ||
|
Sp. T
|
G2 V | G1 V | --- | --- | --- | G2 V | G2 V | --- | G2 V | G0 | --- | ||
|
ρ✶
(g/cm3)
|
--- |
1.233+0.026-0.028
|
1.3901085+0.2593206-0.2679784
|
--- | --- | --- | --- | --- | --- | --- | --- | ||
|
CAII LOG RHK
|
-4.946±0.012 | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ||
|
Prot
(days)
|
22.8±3.0 | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
- Status
- Confirmed Planet
- Detected By
- Radial Velocity, Transit
| Source | Teske et al. 2020 | Delisle et al. 2025 | Kokori et al. 2023 | ExoFOP-TESS TOI | Show Candidate Solutions >> | << Hide Candidate Solutions |
|---|---|---|---|---|---|---|
|
ω
(deg)
|
196+60-90
|
144.6±91.4 |
196.0+60.0-90.0
|
--- | ||
|
Mp sin i
(M⨁)
|
--- | 7.45±0.70 | --- | --- | ||
|
Mp sin i
(MJup)
|
--- | 0.0234±0.0022 | --- | --- | ||
|
e
|
0.0750+0.0650-0.0480
|
0.06190±0.08170 |
0.0750+0.0650-0.0480
|
--- | ||
|
P
(days)
|
3.98442±0.00018 | 3.984436±0.000217 | 3.9846654±0.0000092 | 3.9846589±0.0000062 | ||
|
K
(m/s)
|
2.89+0.46-0.43
|
2.866±0.253 | --- | --- | ||
|
a/R✶
|
10.11+0.07-0.08
|
--- |
10.11+0.07-0.08
|
--- | ||
|
Teq
(K)
|
1311±28 | --- | --- | 1405 | ||
|
b
|
0.63+0.06-0.08
|
--- | --- | --- | ||
|
Mp
(M⨁)
|
7.25+1.19-1.12
|
--- | --- | --- | ||
|
Mp
(MJup)
|
0.0228+0.0037-0.0035
|
--- | --- | --- | ||
|
i
(deg)
|
86.45+0.26-0.16
|
--- |
86.45+0.26-0.16
|
--- | ||
|
ρ
(g/cm3)
|
3.97+0.78-0.73
|
--- | --- | --- | ||
|
Rp
(R⨁)
|
2.16±0.08 | --- | --- | 2.12827±0.10949 | ||
|
Rp
(RJup)
|
0.193±0.007 | --- | --- | 0.189872±0.009768 | ||
|
a
(au)
|
0.049±0.001 | --- | --- | --- | ||
|
T14
(hours)
|
3.12+0.12-0.05
|
--- | --- | 2.146±0.528 | ||
|
TC
(days)
|
2458543.2539±0.0007
(BJD-TDB)
|
--- |
2458698.65590±0.00065
(BJD-TDB)
|
2460013.5917330±0.0012798
(BJD)
|
||
|
S
(S⨁)
|
--- | --- | --- | 647.901 | ||
|
δ
(%)
|
--- | --- | --- | 0.04450000±0.00223254 | ||
|
Rp/R✶
|
--- | --- | 0.0188±0.0019 | --- |
- Status
- Confirmed Planet
- Detected By
- Radial Velocity
- Tools
- Planetary Systems
| Source | Teske et al. 2020 | Delisle et al. 2025 | Marmier et al. 2013 | Arriagada et al. 2010 |
|---|---|---|---|---|
|
Tp
(days)
|
--- | --- | 2454821±288 | 2452240.0±290.0 |
|
ω
(deg)
|
225+84-153
|
201.4±70.4 | 193±61 | 58.0±50.0 |
|
Mp sin i
(M⨁)
|
--- | 146±13 | 292.39±31.78 | 476.725±317.817 |
|
Mp sin i
(MJup)
|
--- | 0.46±0.04 | 0.92±0.10 | 1.5±1.0 |
|
e
|
0.0590+0.0620-0.0390
|
0.03890±0.06770 | 0.15±0.09 | 0.73±0.21 |
|
P
(days)
|
1628+22-21
|
1609.5±19.4 | 1695±58 | 1534.0±280.0 |
|
K
(m/s)
|
7.74+0.69-0.70
|
7.653±0.539 | 15.3±1.7 | 37±15 |
|
a
(au)
|
2.73±0.06 | --- | 2.84±0.06 | 2.6±0.4 |
|
Teq
(K)
|
176±4 | --- | --- | --- |
|
Mp
(M⨁)
|
143+13-16
|
--- | --- | --- |
|
Mp
(MJup)
|
0.45+0.04-0.05
|
--- | --- | --- |
Literature Time Series
(2 File Types, 2 Files)
| File Type | Data Points | Filter | Reference |
|---|---|---|---|
| Photometric Light Curve | 85 | Hp (Hipparcos) | Hipparcos and Tycho Catalogs |
| Radial Velocity Curve | 13 | Optical Spectra | Arriagada et al. 2010 |
- Known Objects
- 2 Confirmed Planets
- 2 2MASS Point Source Catalog
- Data Files
- 2 Associated Literature Data
-
Architecture of planetary systems with and without outer giant planets I. Inner planet detections around HD 23079, HD 196067, and HD 86226
Delisle et al. 2025 | Reference Overview -
ExoClock Project. III. 450 New Exoplanet Ephemerides from Ground and Space Observations
Kokori et al. 2023 | Reference Overview -
TESS Reveals a Short-period Sub-Neptune Sibling (HD 86226c) to a Known Long-period Giant Planet
Teske et al. 2020 | Reference Overview -
The Revised TESS Input Catalog and Candidate Target List
TICv8 | Reference Overview -
Gaia Data Release 2
Gaia DR2 | Reference Overview -
ExoFOP-TESS TOI Table
ExoFOP-TESS TOI -
All WISE Data Release
Cutri et al. 2014 | Reference Overview -
SWEET-Cat: A catalogue of parameters for Stars With ExoplanETs. I. New atmospheric parameters and masses for 48 stars with planets
Santos et al. 2013 | Reference Overview -
The CORALIE survey for southern extrasolar planets XVII. New and updated long period and massive planets
Marmier et al. 2013 | Reference Overview -
Five Long-period Extrasolar Planets in Eccentric orbits from the Magellan Planet Search Program
Arriagada et al. 2010 | Reference Overview -
The Geneva-Copenhagen survey of the Solar neighbourhood. Ages,metallicities and kinematix properties of ~14 000 F and G dwarfs
Nordstrom et al. 2004 | Reference Overview -
2MASS All-Sky Catalog of Point Sources
2MASS Point Source Catalog | Reference Overview -
The Hipparcos and Tycho Photometric System Passbands
Tycho 2 converted using Bessell 2000 | Reference Overview -
The Tycho-2 catalog of the 2.5 million brightest stars
The Tycho-2 Catalog | Reference Overview -
The Hipparcos and Tycho Catalogs
Hipparcos and Tycho Catalogs | Reference Overview -
Michigan Catalog of two-dimensional spectral types for the HD stars, Vol 4
Michigan Catalog, Vol. 4 | Reference Overview -
The Henry Draper catalogue 0h, 1h, 2h, and 3h
Cannon & Pickering 1918 | Reference Overview
- System
- Star
- Confirmed
- Candidate
- False Positive Planet
- Controversial
- False Positive
- Aliases
- Data Access
- Transit Prediction Service
- Time Series
- Kepler | K2
- External Link
- Search
- Browse
- Download
