HD 29985 Overview
HD 29985
0.57
R⦿
4678.00
K
HD 29985 b
- Architecture
- HD 29985
- HD 29985
Discovery Data
| Host | Planet | Orbital Separation | Planet Size | Method | Year | Reference | Disposition |
|---|---|---|---|---|---|---|---|
| HD 29985 | HD 29985 b | 20608.14 d | 1739.47 M⨁ | Radial Velocity | 2022 | Feng et al. 2022 | Confirmed Planet |
- RA
- 04h42m05.20s
- Dec
- -33d55m15.85s
- Distance
- 31.2707±0.0217 pc
- Parallax
- 31.9499000±0.0219906 mas
- Ecliptic Latitude
- -55.40523 deg
- Ecliptic Longitude
- 60.82987 deg
- Galactic Latitude
- -40.50413 deg
- Galactic Longitude
- 235.69993 deg
- Total Proper Motion
- 295.5213080±0.0496276 mas/yr
- Proper Motion (RA)
- -37.7445000±0.0369308 mas/yr
- Proper Motion (Dec)
- -293.1010000±0.0498109 mas/yr
- Photometry
-
mV9.980±0.030
-
mTESS8.7339±0.0060
-
mJ7.709±0.024
-
mH7.099±0.023
-
mKs6.972±0.024
-
mGaia9.472270±0.000275
-
mB11.129±0.042
-
Abundances
(Hypatia Catalog) -
[Fe/H] -0.18±0.02 dex
-
[C/H] -0.45±0.09 dex
-
[Na/H] 0.46±0.04 dex
-
[Mg/H] -0.24±0.07 dex
-
[Al/H] 0.08±0.06 dex
-
[Si/H] -0.24±0.05 dex
-
[Ca/H] 0.12±0.06 dex
| Source | An et al. 2025 | Feng et al. 2022 | TICv8 |
|---|---|---|---|
|
M✶
(M⦿)
|
0.718+0.036-0.035
|
0.750±0.085 |
0.7500000+0.0989690-0.0715513
|
|
Teff
(K)
|
--- | --- |
4678.000+122.984-107.018
|
|
L✶
(log10(L⦿))
|
--- | --- |
-0.8462327+0.0191227-0.0130752
|
|
Metallicity
(dex)
|
--- | --- | -0.22±0.07 [M/H] |
|
ρ✶
(g/cm3)
|
--- | --- |
5.571591+1.315484-1.534765
|
|
R✶
(R⦿)
|
--- | --- |
0.5746660+0.0402367-0.0380146
|
|
log g
(log10(cm/s2))
|
--- | --- |
4.7943000+0.0822145-0.0928637
|
- Status
- Confirmed Planet
- Detected By
- Astrometry, Radial Velocity
- Tools
- Planetary Systems
| Source | Feng et al. 2022 | An et al. 2025 |
|---|---|---|
|
Mp
(M⨁)
|
1739+618-368
|
899+213-137
|
|
Mp
(MJup)
|
5.473+1.944-1.157
|
2.83+0.67-0.43
|
|
e
|
0.2610+0.1440-0.1690
|
0.68+0.14-0.21
|
|
i
(deg)
|
52.658+32.134-27.013
|
99.0+49.0-53.0
|
|
P
(days)
|
20608.14049+4708.95644-7737.11195
|
9900.0+5114.0-3652.0
|
|
a
(au)
|
13.390+2.071-3.680
|
8.00+2.60-2.20
|
|
Tp
(days)
|
2438955.537+10144.831-4251.448
(BJD)
|
--- |
|
ω
(deg)
|
89.4140+125.3310-91.4450
|
--- |
|
K
(m/s)
|
40.318+19.910-17.125
|
--- |
- Known Objects
- 1 Confirmed Planets
- 1 2MASS Point Source Catalog
- Data Files
- 1 SuperWASP Time Series
- 1 Associated Literature Data
-
Orbits and Masses for 156 Companions from Combined Astrometry and Radial Velocities, and a Validation of Gaia Non-single-star Solutions
An et al. 2025 | Reference Overview -
3D Selection of 167 Substellar Companions to Nearby Stars
Feng et al. 2022 | Reference Overview -
The Revised TESS Input Catalog and Candidate Target List
TICv8 | 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
