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HD 56957 Overview

HD 56957 1.78 R⦿ 5743.00 K
HD 56957 b

HD 56957 Architecture & Discovery Information

Name Orbital Separation Planet Size Method Year Reference Disposition
HD 56957
HD 56957 b 5859.09 d 1880.91 M⨁ Radial Velocity 2022 Feng et al. 2022 Confirmed Planet
RA
07h17m18.10s
Dec
-40d39m21.83s
Distance
61.4925+0.0942-0.0938
pc
Parallax
16.2332000±0.0246764 mas
Ecliptic Latitude
-61.94774 deg
Ecliptic Longitude
122.26205 deg
Galactic Latitude
-12.7706 deg
Galactic Longitude
252.31433 deg
Total Proper Motion
124.8321356±0.0444173 mas/yr
Proper Motion (RA)
50.1512000±0.0457677 mas/yr
Proper Motion (Dec)
114.3150000±0.0441527 mas/yr
Photometry
mV
7.57±0.03
mTESS
6.9603±0.0061
mJ
6.365±0.019
mH
6.125±0.034
mKs
5.986±0.024
mW1
5.982±0.124
mW2
5.913±0.044
mW3
6.002±0.016
mW4
5.975±0.040
mGaia
7.398410±0.000199
mB
8.273±0.022
Abundances
(Hypatia Catalog)
[Fe/H] 0.38±0.13 dex
[C/H] 0.36±0.09 dex
[O/H] 0.28±0.01 dex
[Na/H] 0.45±0.11 dex
[Mg/H] 0.38±0.02 dex
[Al/H] 0.28±0.12 dex
[Si/H] 0.35±0.05 dex
[Ca/H] 0.30±0.14 dex
Tools
Planetary Systems
ExoFOP Target Overview Page
IRSA Finding Chart
Stellar Hosts
Source Feng et al. 2022 TICv8
M✶
(M⦿)
1.030±0.131
1.030000+0.129077-0.132793
Teff
(K)
---
5743.0000+145.2610-67.7055
L✶
(log10(L⦿))
---
0.49108029+0.01115626-0.01145973
ρ✶
(g/cm3)
---
0.2583789+0.0728745-0.0287706
R✶
(R⦿)
---
1.7779300+0.0574005-0.0938658
log g
(log10(cm/s2))
---
3.9510700+0.0666427-0.0791424
Print
Status
Confirmed Planet
Detected By
Radial Velocity
Tools
Planetary Systems
Source Feng et al. 2022
Tp
(days)
2448235.744+3813.566-1309.180
(BJD)
ω
(deg)
38.2550+92.8830-74.1790
Mp
(M⨁)
1881+915-1280
Mp
(MJup)
5.918+2.879-4.026
e
0.2730+0.1780-0.1360
i
(deg)
170.006+3.344-23.844
P
(days)
5859.08992+2325.96289-959.68304
K
(m/s)
11.788+2.958-2.190
a
(au)
6.426+1.564-0.867
Print
Known Objects
1 Confirmed Planets
3 2MASS Point Source Catalog
Data Files
4 KELT Time Series
1 Associated Literature Data
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