HD 238914 Overview
HD 238914
12.73
R⦿
4769.00
K
HD 238914 b
HD 238914 Architecture & Discovery Information
| Name | Orbital Separation | Planet Size | Method | Year | Reference | Disposition |
|---|---|---|---|---|---|---|
| HD 238914 | ||||||
| HD 238914 b | 4100 d | > 1906.98 M⨁ | Radial Velocity | 2018 | Adamów et al. 2018 | Confirmed Planet |
- RA
- 18h38m20.21s
- Dec
- +59d15m13.97s
- Distance
- 519.4520±8.2395 pc
- Parallax
- 1.8966600±0.0302987 mas
- Ecliptic Latitude
- 81.50967 deg
- Ecliptic Longitude
- 305.20243 deg
- Galactic Latitude
- 24.70122 deg
- Galactic Longitude
- 88.75118 deg
- Total Proper Motion
- 6.4573886±0.0675690 mas/yr
- Proper Motion (RA)
- -3.8936000±0.0594945 mas/yr
- Proper Motion (Dec)
- 5.1514800±0.0717751 mas/yr
- Photometry
-
mV8.770001±0.030000
-
mTESS7.8841±0.0074
-
mJ6.941±0.019
-
mH6.430±0.038
-
mKs6.325±0.034
-
mW16.290±0.082
-
mW26.276±0.025
-
mW36.291±0.015
-
mW46.218±0.041
-
mGaia8.49700±0.00028
-
mB9.814±0.031
-
Abundances
(Hypatia Catalog) -
[Fe/H] -0.30±0.04 dex
-
[O/H] -0.20±0.09 dex
-
[Mg/H] -0.25±0.07 dex
-
[Al/H] -0.26±0.06 dex
-
[Ca/H] -0.28±0.06 dex
| Source | TICv8 | Gaia DR2 | Adamów et al. 2018 | Cannon & Pickering 1918 |
|---|---|---|---|---|
|
Teff
(K)
|
4769.0±15.0 |
4850.0000+62.6665-33.2230
|
4769±15 | --- |
|
L✶
(log10(L⦿))
|
--- |
1.975685+0.010945-0.011227
|
1.85±0.19 | --- |
|
Metallicity
(dex)
|
-0.25±0.09 [M/H] | --- | -0.25±0.09 [Fe/H] | --- |
|
γ
(km/s)
|
--- | -6.421224945686906±0.171002262402871 |
-6.724+0.014-0.008
|
--- |
|
v sin i
(km/s)
|
--- | --- | 2.50±0.50 | --- |
|
M✶
(M⦿)
|
--- | --- | 1.47±0.47 | --- |
|
R✶
(R⦿)
|
14.6827 |
13.772467+0.190643-0.349125
|
12.73±3.89 | --- |
|
log g
(log10(cm/s2))
|
--- | --- | 2.37±0.06 | --- |
|
Prot
(days)
|
--- | --- | 257±130 | --- |
|
Sp. T
|
--- | --- | --- | K7 |
- Status
- Confirmed Planet
- Detected By
- Radial Velocity
- Tools
- Planetary Systems
| Source | Adamów et al. 2018 |
|---|---|
|
Tp
(days)
|
2460540.5+230.0-250.0
(JD)
|
|
ω
(deg)
|
318+8-7
|
|
Mp sin i
(M⨁)
|
1907±858 |
|
Mp sin i
(MJup)
|
6.0±2.7 |
|
e
|
0.56+0.07-0.05
|
|
P
(days)
|
4100±210 |
|
K
(m/s)
|
71+7-11
|
|
a
(au)
|
5.7±0.9 |
Literature Time Series
(1 File Type, 1 File)
| File Type | Data Points | Filter | Reference |
|---|---|---|---|
| Photometric Light Curve | 135 | Hp (Hipparcos) | Hipparcos and Tycho Catalogs |
Nearby Data
(within 30 arcseconds)
Browse Nearby Data
+
- Known Objects
- 1 Confirmed Planets
- 1 2MASS Point Source Catalog
- Data Files
- 1 SuperWASP Time Series
- 1 Associated Literature Data
-
The Revised TESS Input Catalog and Candidate Target List
TICv8 Reference Overview -
Gaia Data Release 2
Gaia DR2 Reference Overview -
Tracking Advanced Planetary Systems (TAPAS) with HARPS-N. VI. HD 238914 and TYC 3318-01333-1: two more Li-rich giants with planets
Adamów et al. 2018 Reference Overview -
All WISE Data Release
Cutri et al. 2014 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 -
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
