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HD 457 Overview

HD 457 1.28 R⦿ 6114.04 K
HD 457 b
Architecture
HD 457
HD 457
HD 457 b
Other Data
Bibliography 2
Nearby Data 5
Discovery Data
Host Planet Method Year Reference Disposition
HD 457 HD 457 b Radial Velocity 2022 Feng et al. 2022 Confirmed Planet
RA
00h08m59.83s
Dec
-39d44m14.06s
Distance
55.0375+0.1324-0.1317
pc
Parallax
18.1406000±0.0432576 mas
Ecliptic Latitude
-36.76412 deg
Ecliptic Longitude
343.56554 deg
Galactic Latitude
-74.61855 deg
Galactic Longitude
335.19521 deg
Total Proper Motion
114.4880167±0.0481874 mas/yr
Proper Motion (RA)
112.9590000±0.0478552 mas/yr
Proper Motion (Dec)
-18.6486000±0.0590977 mas/yr
Photometry
mV
7.72±0.03
mTESS
7.1784±0.0060
mJ
6.669±0.021
mH
6.414±0.029
mKs
6.338±0.021
mW1
6.309±0.081
mW2
6.259±0.025
mW3
6.354±0.016
mW4
6.322±0.042
mGaia
7.577940±0.000344
mB
8.263±0.027
Abundances
(Hypatia Catalog)
[Fe/H] 0.35±0.06 dex
[C/H] 0.46±0.07 dex
[O/H] 0.27±0.11 dex
[Na/H] 0.56±0.04 dex
[Mg/H] 0.35±0.07 dex
[Al/H] 0.34±0.06 dex
[Si/H] 0.38±0.05 dex
[Ca/H] 0.34±0.06 dex
[BaII/H] 0.22±0.19 dex
Tools
ExoFOP Target Overview Page
IRSA Finding Chart
Stellar Hosts
Source Feng et al. 2022 TICv8
M✶
(M⦿)
1.150±0.152
1.150000+0.185666-0.117340
Teff
(K)
---
6114.040+126.936-101.147
L✶
(log10(L⦿))
---
0.31574139+0.01488080-0.01407542
Metallicity
(dex)
--- 0.34±0.05 [M/H]
ρ✶
(g/cm3)
---
0.7695960+0.2042782-0.1252048
R✶
(R⦿)
---
1.2819400+0.0611583-0.0463040
log g
(log10(cm/s2))
---
4.2830300+0.0806696-0.0751855
Print
Status
Confirmed Planet
Detected By
Radial Velocity
Tools
Source Feng et al. 2022
Tp
(days)
2444966.634+3537.178-7710.755
ω
(deg)
240.318+23.556-13.987
Mp
(M⨁)
8445.3+5952.3-3798.7
Mp
(MJup)
26.572+18.728-11.952
e
0.5650+0.1950-0.2450
i
(deg)
62.5850+39.5440-14.3090
P
(days)
20324.58153+11483.95545-7039.20037
K
(m/s)
191.439+86.102-72.770
a
(au)
15.369+5.561-3.797
Print
Known Objects
1 Confirmed Planets
1 2MASS Point Source Catalog
Data Files
4 KELT Time Series
1 SuperWASP Time Series
1 Associated Literature Data
System
Star
Confirmed
Candidate
False Positive Planet
Controversial
False Positive
Aliases
Data Access
Transit Prediction Service
Time Series
Kepler | K2
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