HD 203387 Overview
-
Star:
HD 203387
- Stellar Radius: 10.58 Solar Radius
- Stellar Effective Temperature: 5174.32 K
-
Planet:
HD 203387 b
- Disposition Confirmed
-
Planet:
HD 203387 c
- Disposition Confirmed
HD 203387 Architecture & Discovery Information
| Name | 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 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] -0.27±0.06 dex
- [O/H] -0.13±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] 0.09±0.08 dex
- [BaII/H] 0.23±0.12 dex
| 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 |
- 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
|
- 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
|
Nearby Data (within 30 arcseconds) Browse Nearby Data
+
- 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
- Search
- Browse
- Download
