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HD 203387 Overview

HD 203387 10.58 R⦿ 5174.32 K
HD 203387 b
HD 203387 c
Architecture
HD 203387
HD 203387
HD 203387 b
HD 203387 c
Discovery Data
Host Planet Orbital Separation Planet Size Method Year Reference Disposition
HD 203387 HD 203387 b 512.54 d > 1106.04 M⨁ Radial Velocity 2022 Feng et al. 2022 Confirmed Planet
HD 203387 HD 203387 c 2481.07 d 2378.95 M⨁ Radial Velocity 2022 Feng et al. 2022 Confirmed Planet
RA
21h22m14.83s
Dec
-16d50m04.28s
Distance
61.74770±1.15455 pc
Parallax
16.176700±0.300369 mas
Ecliptic Latitude
-1.36683 deg
Ecliptic Longitude
317.67844 deg
Galactic Latitude
-40.76907 deg
Galactic Longitude
33.62509 deg
Total Proper Motion
31.063113±0.439907 mas/yr
Proper Motion (RA)
30.377500±0.443262 mas/yr
Proper Motion (Dec)
6.49034±0.35863 mas/yr
Photometry
mV
4.28±0.03
mTESS
3.5061±2.0878
mJ
2.668±0.292
mH
2.219±0.244
mKs
2.206±0.270
mW1
0.474
mW2
0.469
mW3
2.262±0.014
mW4
2.192±0.019
mGaia
4.0553400±0.0033694
mB
5.173±0.018
Abundances
(Hypatia Catalog)
[Fe/H] 0.11±0.26 dex
[C/H] -0.28±0.06 dex
[O/H] -0.14±0.10 dex
[Na/H] 0.26±0.12 dex
[Mg/H] 0.16±0.05 dex
[Al/H] 0.07±0.02 dex
[Si/H] 0.11±0.04 dex
[Ca/H] 0.04±0.08 dex
[Y/H] 0.08±0.08 dex
[BaII/H] 0.23±0.12 dex
Tools
Planetary Systems
ExoFOP Target Overview Page
IRSA Finding Chart
Stellar Hosts
Source Feng et al. 2022 TICv8
M✶
(M⦿)
2.817±0.271 ---
Teff
(K)
--- 5174.3200±23.9176
Metallicity
(dex)
--- 0.05±0.05 [M/H]
R✶
(R⦿)
--- 10.5852
Print
Status
Confirmed Planet
Detected By
Radial Velocity
Tools
Planetary Systems
Source Feng et al. 2022
Tp
(days)
2453040.709+13.497-13.845
(BJD)
ω
(deg)
350.068+2.964-3.529
Mp sin i
(M⨁)
1106+187-169
Mp sin i
(MJup)
3.480+0.589-0.531
e
0.732±0.049
P
(days)
512.53520+7.53525-8.15674
K
(m/s)
64.947+10.474-8.409
a
(au)
1.771+0.056-0.062
Print
Status
Confirmed Planet
Detected By
Radial Velocity
Tools
Planetary Systems
Source Feng et al. 2022
Tp
(days)
2453040.709+13.497-13.845
(BJD)
ω
(deg)
86.3480+80.6810-60.7210
Mp
(M⨁)
2379+1079-702
Mp
(MJup)
7.485+3.395-2.210
e
0.2020+0.1250-0.1010
i
(deg)
158.462+6.927-9.058
P
(days)
2481.07227+94.83313-82.69122
K
(m/s)
21.097+1.043-1.168
a
(au)
5.067+0.204-0.196
Print
Known Objects
2 Confirmed Planets
2 2MASS Point Source Catalog
Data Files
2 Associated Literature Data
System
Star
Confirmed
Candidate
False Positive Planet
Controversial
False Positive
Aliases
Data Access
Transit Prediction Service
Time Series
Kepler | K2
External Link
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