xi Aql Overview
xi Aql
12.00
R⦿
4780.00
K
xi Aql b
- Other Data
- Bibliography 19
- Exoplanet Archive Notes 1
- Nearby Data 4
Discovery Data
| Host | Planet | Method | Year | Reference | Disposition |
|---|---|---|---|---|---|
| xi Aql | xi Aql b | Radial Velocity | 2007 | Sato et al. 2008 | Confirmed Planet |
xi Aql
- Some stellar parameter values may be biased due to companion blend (WDS Catalog)
- RA
- 19h54m14.99s
- Dec
- +08d27m39.98s
- Distance
- 56.18580±0.55975 pc
- Parallax
- 17.772500±0.175959 mas
- Ecliptic Latitude
- 28.72199 deg
- Ecliptic Longitude
- 302.62958 deg
- Galactic Latitude
- -9.85535 deg
- Galactic Longitude
- 47.81277 deg
- Total Proper Motion
- 129.3413953±0.2957576 mas/yr
- Proper Motion (RA)
- 101.177000±0.316633 mas/yr
- Proper Motion (Dec)
- -80.575500±0.259453 mas/yr
- Photometry
-
mV4.70964±0.02300
-
mTESS3.8144±0.0072
-
mJ2.852±0.220
-
mH2.367±0.174
-
mKs2.171±0.220
-
mW10.633
-
mW20.569
-
mW32.325±0.015
-
mW42.216±0.020
-
mIc---
-
mGaia4.4250100±0.0038369
-
mB5.761±0.017
-
Abundances
(Hypatia Catalog) -
[Fe/H] -0.12±0.05 dex
-
[C/H] 0.16±0.09 dex
-
[O/H] 0.21±0.09 dex
-
[Na/H] 0.10±0.08 dex
-
[Mg/H] 0.20±0.10 dex
-
[Al/H] 0.16±0.02 dex
-
[Si/H] 0.09±0.02 dex
-
[Ca/H] -0.03±0.10 dex
-
-
[BaII/H] -0.21±0.15 dex
| Source | Teng et al. 2023 | TICv8 | Gaia DR2 | Mortier et al. 2013 | Kunitomo et al. 2011 | Baines et al. 2009 | Sato et al. 2008 | Duncan et al. 1991 | Cannon & Pickering 1918 |
|---|---|---|---|---|---|---|---|---|---|
|
S Index
|
--- | --- | --- | --- | --- | --- | --- | 0.1022±0.0021 | --- |
|
Teff
(K)
|
4841 | 4805.2000±13.4164 |
4707.0+36.0-37.0
|
4714±49 | --- | 4742±26 | 4780±30 | --- | --- |
|
L✶
(log10(L⦿))
|
1.767+0.043-0.103
|
--- |
1.7063065+0.0050169-0.0050755
|
--- | --- | --- | 1.8 | --- | --- |
|
Metallicity
(dex)
|
-0.11+0.06-0.10
[Fe/H]
|
-0.2465380±0.0098058 [M/H] | --- | -0.27±0.04 [Fe/H] | --- | -0.27±0.10 [Fe/H] | -0.205±0.039 [Fe/H] | --- | --- |
|
M✶
(M⦿)
|
1.74+0.21-0.28
|
--- | --- | 1.11±0.25 | 1.4±0.2 | 1.0±0.2 | 2.2 | --- | --- |
|
R✶
(R⦿)
|
10.86+0.44-1.05
|
9.80967 |
10.723029+0.170589-0.162160
|
--- | --- | 10.0±0.4 | 12 | --- | --- |
|
log g
(log10(cm/s2))
|
2.61±0.08 | --- | --- | 2.53±0.11 | --- | --- | 2.66±0.11 | --- | --- |
|
Age
(Gyr)
|
--- | --- | --- | --- | --- | 7.1±3.6 | --- | --- | --- |
|
Sp. T
|
K0 III | --- | --- | --- | --- | G9 III | --- | --- | K0 |
|
γ
(km/s)
|
--- | --- | -41.661642506974900±0.144375262254881 | --- | --- | --- | --- | --- | --- |
- Status
- Confirmed Planet
- Detected By
- Radial Velocity
- Tools
| Source | Teng et al. 2023 | Kunitomo et al. 2011 | Sato et al. 2008 |
|---|---|---|---|
|
Mp sin i
(M⨁)
|
616.9+28.9-56.9
|
642.0±63.6 | 890 |
|
Mp sin i
(MJup)
|
1.941+0.091-0.179
|
2.02±0.2 | 2.8 |
|
a
(au)
|
0.625+0.000-0.001
|
0.58 +0.02-0.03
|
0.68 |
|
Tp
(days)
|
2453001.0+46.7-2.1
|
--- | 2453001.7±1.4 |
|
ω
(deg)
|
0.000+106.400-2.300
|
--- | 0 |
|
e
|
0.0590+0.0870-0.0370
|
--- | 0 |
|
P
(days)
|
136.97+0.11-0.18
|
--- | 136.75±0.25 |
|
K
(m/s)
|
53.07+2.69-4.72
|
--- | 65.4±1.7 |
Literature Time Series
(2 File Types, 2 Files)
| File Type | Data Points | Filter | Reference |
|---|---|---|---|
| Photometric Light Curve | 101 | Hp (Hipparcos) | Hipparcos and Tycho Catalogs |
| Radial Velocity Curve | 26 | Optical Spectra | Sato et al. 2008 |
- Known Objects
- 1 Confirmed Planets
- 2 2MASS Point Source Catalog
- Data Files
- 4 KELT Time Series
- 1 Associated Literature Data
-
Revisiting Planetary Systems in Okayama Planet Search Program: A new long-period planet, RV astrometry joint analysis, and multiplicity-metallicity trend around evolved stars
Teng et al. 2023 | Reference Overview -
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 -
Planet Engulfment by ~1.5-3 M sun Red Giants
Kunitomo et al. 2011 | Reference Overview -
Eleven Exoplanet Host Star Angular Diameters from the Chara Array
Baines et al. 2009 | Reference Overview -
Planetary Companions around Three Intermediate-Mass G and K Giants: 18 Del, xi Aql, and HD 81688
Sato et al. 2008 | Reference Overview -
Validation of the new Hipparcos reduction
van Leeuwen et al. 2007 | Reference Overview -
2MASS All-Sky Catalog of Point Sources
2MASS Point Source Catalog | Reference Overview -
Yale Trigonometric Parallaxes, Fourth Edition (van Altena+ 1995)
van Altena et al. 2001 | 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 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 southern stars.
Cousins 1980b | 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
- System
- Star
- Confirmed
- Candidate
- False Positive Planet
- Controversial
- False Positive
- Aliases
- Data Access
- Transit Prediction Service
- Time Series
- Kepler | K2
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