HD 161178 Overview
-
Star:
HD 161178
- Stellar Radius: 11.05 Solar Radius
- Stellar Effective Temperature: 4793.27 K
-
Planet:
HD 161178 b
- Disposition Confirmed
HD 161178 Architecture & Discovery Information
| Name | Orbital Separation | Planet Size | Method | Year | Reference | Disposition |
|---|---|---|---|---|---|---|
| HD 161178 | ||||||
| HD 161178 b | 279.3 d | > 181.16 M⨁ | Radial Velocity | 2021 | Teng et al. 2022 | Confirmed Planet |
- RA
- 17h37m08.97s
- Dec
- +72d27m21.09s
- Distance
- 107.1880±0.4905 pc
- Parallax
- 9.3007100±0.0423685 mas
- Ecliptic Latitude
- 83.7815 deg
- Ecliptic Longitude
- 106.07755 deg
- Galactic Latitude
- 31.347 deg
- Galactic Longitude
- 103.3849 deg
- Total Proper Motion
- 28.1704330±0.0764346 mas/yr
- Proper Motion (RA)
- 23.7980000±0.0696443 mas/yr
- Proper Motion (Dec)
- 15.074100±0.091184 mas/yr
- Photometry
- mV 5.88375±0.02300
- mTESS 5.00658±0.00690
- mJ 4.301±0.242
- mH 3.766±0.202
- mKs 3.657±0.236
- mW1 3.523±0.365
- mW2 3.251±0.107
- mW3 3.471±0.009
- mW4 3.440±0.019
- mGaia 5.5995800±0.0015918
- mB 6.886±0.018
-
Abundances
(Hypatia Catalog) - [Fe/H] -0.08±0.20 dex
- [C/H] -0.22±0.08 dex
- [O/H] -0.07±0.14 dex
- [Na/H] -0.05±0.24 dex
- [Mg/H] 0.06±0.11 dex
- [Al/H] 0.02±0.20 dex
- [Si/H] 0.00±0.17 dex
- [Ca/H] -0.08±0.05 dex
- [Y/H] -0.11±0.11 dex
- [BaII/H] -0.02±0.24 dex
| Source | Teng et al. 2022 | TICv8 |
|---|---|---|
|
Teff
(K)
|
4786 | 4793.27000±5.74585 |
|
Metallicity
(dex)
|
-0.21+0.09-0.07
[Fe/H]
|
-0.09846150±0.03328200 [M/H] |
|
R✶
(R⦿)
|
10.95+0.42-0.54
|
11.0498 |
|
L✶
(log10(L⦿))
|
1.751+0.044-0.043
|
--- |
|
v sin i
(km/s)
|
1.78 | --- |
|
M✶
(M⦿)
|
1.06+0.25-0.17
|
--- |
|
log g
(log10(cm/s2))
|
2.38+0.07-0.03
|
--- |
|
Sp. T
|
G9 III | --- |
- Status
- Confirmed Planet
- Detected By
- Radial Velocity
- Tools
- Planetary Systems
| Source | Teng et al. 2022 |
|---|---|
|
Tp
(days)
|
2455296.6+218.4-12.0
(JD)
|
|
ω
(deg)
|
300+180-70
|
|
Mp sin i
(M⨁)
|
181+6-51
|
|
Mp sin i
(MJup)
|
0.57+0.02-0.16
|
|
e
|
0.0440+0.1320-0.0190
|
|
P
(days)
|
279.3+1.0-0.8
|
|
K
(m/s)
|
17.0+1.6-2.3
|
|
a
(au)
|
0.85+0.05-0.07
|
Nearby Data (within 30 arcseconds) Browse Nearby Data
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- 2 2MASS Point Source Catalog
- Data Files
- 1 Associated Literature Data
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- Candidate
- False Positive Planet
- Controversial
- False Positive
- Aliases
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