HD 22781 Overview
HD 22781
0.74
R⦿
5027.00
K
HD 22781 b
- Architecture
- HD 22781
- HD 22781
Discovery Data
| Host | Planet | Orbital Separation | Planet Size | Method | Year | Reference | Disposition |
|---|---|---|---|---|---|---|---|
| HD 22781 | HD 22781 b | 528.07 d | > 4338.2 M⨁ | Radial Velocity | 2011 | Díaz et al. 2012 | Confirmed Planet |
HD 22781
- Stellar age value/uncertainties estimated from range given in ref. (Diaz et al. 2012)
- RA
- 03h40m49.57s
- Dec
- +31d49m33.19s
- Distance
-
32.6034+0.1151-0.1143pc
- Parallax
- 30.643300±0.107095 mas
- Ecliptic Latitude
- 11.90423 deg
- Ecliptic Longitude
- 60.29436 deg
- Galactic Latitude
- -18.56736 deg
- Galactic Longitude
- 160.07235 deg
- Total Proper Motion
- 102.6165600±0.1039730 mas/yr
- Proper Motion (RA)
- 40.576300±0.115895 mas/yr
- Proper Motion (Dec)
- -94.25350±0.10161 mas/yr
- Photometry
-
mV8.78±0.03
-
mTESS7.9707±0.0061
-
mJ7.149±0.018
-
mH6.686±0.020
-
mKs6.607±0.021
-
mW16.570±0.074
-
mW26.606±0.022
-
mW36.603±0.026
-
mW46.583±0.186
-
mGaia8.524450±0.000535
-
mB9.627±0.034
| Source | TICv8 | Gaia DR2 | Diaz et al. 2012 | Cannon & Pickering 1918 |
|---|---|---|---|---|
|
Teff
(K)
|
5069.0000+161.9320-99.5822
|
5091.0000+31.7000-74.1426
|
5027±50 | --- |
|
Metallicity
(dex)
|
--- | --- | -0.37±0.12 [Fe/H] | --- |
|
γ
(km/s)
|
--- | 8.2556019442964086±0.2489846943813055 | 8.2508±0.0042 | --- |
|
v sin i
(km/s)
|
--- | --- | 1.73±1.00 | --- |
|
Age
(Gyr)
|
--- | --- |
4.8+4.1-4.2
|
--- |
|
M✶
(M⦿)
|
0.8500000+0.1308760-0.0829232
|
--- | 0.75±0.03 | --- |
|
log g
(log10(cm/s2))
|
4.6163200+0.0861999-0.0917002
|
--- | 4.60±0.02 | --- |
|
Sp. T
|
--- | --- | K1 | K0 |
|
L✶
(log10(L⦿))
|
-0.4744542+0.0142434-0.0099810
|
-0.47556022+0.00181978-0.00182743
|
--- | --- |
|
R✶
(R⦿)
|
0.7508980+0.0669970-0.0295859
|
0.74347496+0.02213750-0.00917306
|
--- | --- |
|
ρ✶
(g/cm3)
|
2.8303532+0.8990462-0.5394362
|
--- | --- | --- |
- Status
- Confirmed Planet
- Detected By
- Radial Velocity
- Tools
- Planetary Systems
| Source | Diaz et al. 2012 |
|---|---|
|
Tp
(days)
|
2454881.40±0.12 |
|
ω
(deg)
|
315.92±0.56 |
|
Mp sin i
(M⨁)
|
4338.2±308 |
|
Mp sin i
(MJup)
|
13.65±0.97 |
|
e
|
0.8191±0.0023 |
|
P
(days)
|
528.07±0.14 |
|
K
(m/s)
|
726.4±7.1 |
|
a
(au)
|
1.167±0.039 |
Literature Time Series
(2 File Types, 2 Files)
| File Type | Data Points | Filter | Reference |
|---|---|---|---|
| Photometric Light Curve | 73 | Hp (Hipparcos) | Hipparcos and Tycho Catalogs |
| Radial Velocity Curve | 32 | Optical Spectra | Díaz et al. 2012 |
- Known Objects
- 1 Confirmed Planets
- 3 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 -
All WISE Data Release
Cutri et al. 2014 | Reference Overview -
The SOPHIE search for northern extrasolar planets. IV. Massivecompanions in the planet-brown dwarf boundary
Diaz et al. 2012 | 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
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