91 Aqr Overview
-
Star:
HD 219449 B
-
Star:
HD 219449 C
-
Star:
91 Aqr
- Stellar Radius: 11.00 Solar Radius
- Stellar Effective Temperature: 4665.00 K
-
Planet:
91 Aqr b
- Disposition Confirmed
91 Aqr Architecture & Discovery Information
| Name | Orbital Separation | Planet Size | Method | Year | Reference | Disposition |
|---|---|---|---|---|---|---|
| HD 219449 B | ||||||
| HD 219449 C | ||||||
| 91 Aqr | ||||||
| 91 Aqr b | 181.4 d | > 1017 M⨁ | Radial Velocity | 2013 | Mitchell et al. 2013 | Confirmed Planet |
91 Aqr
- This reference contains discussion regarding the stellar multiplicity of this system. (Raghavan et al. 2006)
- This reference contains discussion regarding the stellar multiplicity of this system. (Mitchell et al. 2013)
- Some stellar parameter values may be biased due to companion blend (WDS Catalog)
- RA
- 23h15m50.97s
- Dec
- -09d04m42.64s
- Distance
- 32.9037 pc
- Parallax
- ---
- Ecliptic Latitude
- -3.98904 deg
- Ecliptic Longitude
- 346.29881 deg
- Galactic Latitude
- -61.09815 deg
- Galactic Longitude
- 67.07201 deg
- Total Proper Motion
- 373.4340638±8.0000000 mas/yr
- Proper Motion (RA)
- 373.0±8.0 mas/yr
- Proper Motion (Dec)
- -18.0±8.0 mas/yr
- Photometry
- mV 9.18806±0.02300
- mTESS 8.179±0.036
- mJ 7.305±0.021
- mH 6.838±0.029
- mKs 6.691±0.020
- mW1 ---
- mW2 ---
- mW3 ---
- mW4 ---
- mIc ---
- mGaia ---
- mB 10.122±0.067
- RA
- ---
- Dec
- ---
- Distance
- ---
- Parallax
- ---
- Ecliptic Latitude
- ---
- Ecliptic Longitude
- ---
- Galactic Latitude
- ---
- Galactic Longitude
- ---
- Total Proper Motion
- ---
- Proper Motion (RA)
- ---
- Proper Motion (Dec)
- ---
- Photometry
- mV ---
- mTESS ---
- mJ ---
- mH ---
- mKs ---
- mW1 ---
- mW2 ---
- mW3 ---
- mW4 ---
- mIc ---
- mGaia ---
- mB ---
- RA
- 23h15m53.88s
- Dec
- -09d05m16.11s
- Distance
- 44.03040±0.51325 pc
- Parallax
- 22.688400±0.262724 mas
- Ecliptic Latitude
- -4.00228 deg
- Ecliptic Longitude
- 346.30621 deg
- Galactic Latitude
- -61.11327 deg
- Galactic Longitude
- 67.07416 deg
- Total Proper Motion
- 368.7717896±0.4896693 mas/yr
- Proper Motion (RA)
- 368.372000±0.489722 mas/yr
- Proper Motion (Dec)
- -17.166900±0.464771 mas/yr
- Photometry
- mV 4.23946±0.02300
- mTESS 3.3221±1.9683
- mJ 2.263±0.246
- mH 1.690±0.216
- mKs 1.597±0.236
- mW1 >-0.368
- mW2 >0.108
- mW3 1.790±0.029
- mW4 1.698±0.020
- mIc ---
- mGaia 3.953110±0.008843
- mB 5.350±0.016
-
Abundances
(Hypatia Catalog) - [Fe/H] 0.07±0.06 dex
- [C/H] 0.00±0.16 dex
- [O/H] 0.07±0.06 dex
- [Na/H] -0.07±0.08 dex
- [Mg/H] 0.11±0.23 dex
- [Al/H] 0.20±0.05 dex
- [Si/H] 0.15±0.09 dex
- [Ca/H] -0.03±0.11 dex
- [Y/H] -0.01±0.04 dex
- [BaII/H] -0.12±0.10 dex
| Source | TICv8 | Gaia DR2 | Mortier et al. 2013 | Mitchell et al. 2013 | Michigan Catalog, Vol. 5 | Duncan et al. 1991 | Cannon & Pickering 1918 |
|---|---|---|---|---|---|---|---|
|
S Index
|
--- | --- | --- | --- | --- | 0.1052±0.0019 | --- |
|
Teff
(K)
|
4658.92000±4.78695 |
4700.0+330.0-124.0
|
4681±92 | 4665±18 | --- | --- | --- |
|
Metallicity
(dex)
|
-0.0164009±0.0281867 [M/H] | --- | 0.0±0.1 [Fe/H] | -0.03±0.1 [Fe/H] | --- | --- | --- |
|
γ
(km/s)
|
--- | -25.891026321767999±0.269403590256233 | --- | -25.75±0.07 | --- | --- | --- |
|
v sin i
(km/s)
|
--- | --- | --- | 3.9±0.5 | --- | --- | --- |
|
Age
(Gyr)
|
--- | --- | --- | 3.56±0.63 | --- | --- | --- |
|
M✶
(M⦿)
|
--- | --- | 1.32±0.23 | 1.4±0.1 | --- | --- | --- |
|
R✶
(R⦿)
|
10.3947 |
10.584026+0.581382-1.343200
|
--- | 11.0±0.1 | --- | --- | --- |
|
log g
(log10(cm/s2))
|
--- | --- | 2.65±0.22 | 2.52±0.05 | --- | --- | --- |
|
Sp. T
|
--- | --- | --- | K0 III | K0/1 III | --- | K0 |
|
L✶
(log10(L⦿))
|
--- |
1.6923879+0.0061718-0.0062608
|
--- | --- | --- | --- | --- |
- Status
- Confirmed Planet
- Detected By
- Radial Velocity
- Tools
- Planetary Systems
| Source | Mitchell et al. 2013 |
|---|---|
|
Tp
(days)
|
2453472.1±24.5 |
|
ω
(deg)
|
177.3±0.8 |
|
Mp sin i
(M⨁)
|
1017.0 |
|
Mp sin i
(MJup)
|
3.2 |
|
e
|
0.027±0.026 |
|
P
(days)
|
181.4±0.1 |
|
K
(m/s)
|
91.5 |
|
a
(au)
|
0.70 |
Literature Time Series
(1 File Type, 1 File)
| File Type | Data Points | Filter | Reference |
|---|---|---|---|
| Photometric Light Curve | 51 | Hp (Hipparcos) | Hipparcos and Tycho Catalogs |
HD 219449 B Nearby Data (within 30 arcseconds) Browse Nearby Data
+
- Known Objects
- 1 Confirmed Planets
- 1 2MASS Point Source Catalog
- Data Files
- 1 Associated Literature Data
HD 219449 C Nearby Data (within 30 arcseconds) Browse Nearby Data
+
- Known Objects
- 1 Confirmed Planets
- 1 2MASS Point Source Catalog
- Data Files
- 1 Associated Literature Data
91 Aqr Nearby Data (within 30 arcseconds) Browse Nearby Data
+
- Known Objects
- 1 Confirmed Planets
- 1 2MASS Point Source Catalog
- Data Files
- 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 -
New and updated stellar parameters for 71 evolved planet hosts. On the metallicity-giant planet connection
Mortier et al. 2013 Reference Overview -
Precise radial velocities of giant stars V. A brown dwarf and a planet orbiting the K giant stars tau Gem and 91 Aqr
Mitchell et al. 2013 Reference Overview -
Two Suns in The Sky: Stellar Multiplicity in Exoplanet Systems
Raghavan et al. 2006 Reference Overview -
2MASS All-Sky Catalog of Point Sources
2MASS Point Source Catalog Reference Overview -
The Tycho-2 catalog of the 2.5 million brightest stars
The Tycho-2 Catalog Reference Overview -
Michigan Catalog of two-dimensional spectral types for the HD stars, Vol 5
Michigan Catalog, Vol. 5 Reference Overview -
The Washington Double Star Catalog (WDS, 1996.0)
WDS Catalog Reference Overview -
The Hipparcos and Tycho Catalogs
Hipparcos and Tycho Catalogs Reference Overview -
CA II H and K measurements made at Mount Wilson Observatory, 1966-1983
Duncan et al. 1991 Reference Overview -
VRI photometry of nearby stars.
Cousins 1980a Reference Overview -
UBVRIJKL Photometry of Bright Stars
Johnson et al. 1966 Reference Overview -
The Henry Draper catalogue 0h, 1h, 2h, and 3h
Cannon & Pickering 1918 Reference Overview
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- Candidate
- False Positive Planet
- Controversial
- False Positive
- Aliases
- Data Access
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- Time Series
- Kepler | K2
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