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HD 143811 Overview

HD 143811 A 1.68 R⦿ 6433.00 K
HD 143811 AB b
1.400 RJup
HD 143811 B 6253.00 K
HD 143811 AB b
1.400 RJup
Architecture
HD 143811
HD 143811 A
HD 143811 AB b
HD 143811 B
HD 143811 AB b
Discovery Data
Host Planet Orbital Separation Planet Size Method Year Reference Disposition
HD 143811 A HD 143811 AB b 117000 d 15.69 R⨁ Imaging 2025 Squicciarini et al. 2025 Confirmed Planet
HD 143811 A HD 143811 B HD 143811 AB b
RA
16h03m33.41s
Dec
-30d08m13.77s
Distance
136.608+0.825-0.815
pc
Parallax
7.2916900±0.0436165 mas
Ecliptic Latitude
-9.21205 deg
Ecliptic Longitude
244.76725 deg
Galactic Latitude
16.60586 deg
Galactic Longitude
345.0743 deg
Total Proper Motion
29.2090140±0.0566413 mas/yr
Proper Motion (RA)
-15.0858000±0.0784191 mas/yr
Proper Motion (Dec)
-25.0117000±0.0462409 mas/yr
Photometry
mV
8.91±0.03
mTESS
8.44545±0.00600
mJ
7.973±0.026
mH
7.784±0.047
mKs
7.702±0.024
mW1
7.655±0.030
mW2
7.689±0.020
mW3
7.68±0.02
mW4
7.436±0.161
mGaia
8.788210±0.000221
mB
9.372±0.032
Tools
Planetary Systems
ExoFOP Target Overview Page
IRSA Finding Chart
Stellar Hosts
Source Jones et al. 2025 Squicciarini et al. 2025 TICv8
Teff
(K)
6751+207-148
 6791±100
6433.000+155.225-127.070
L✶
(log10(L⦿))
--- ---
0.6410220+0.0228100-0.0232174
ρ✶
(g/cm3)
--- ---
0.3837956+0.1194408-0.0626259
M✶
(M⦿)
1.30+0.03-0.05
 1.32±0.08
1.300000+0.232823-0.184944
R✶
(R⦿)
--- ---
1.6839800+0.0563035-0.0869327
log g
(log10(cm/s2))
--- 4.34±0.01
4.099340+0.109068-0.064978
v sin i
(km/s)
--- 7.5±0.5 ---
Age
(Gyr)
0.013±0.004 0.018±0.003 ---
Print
Status
Confirmed Planet
Detected By
Imaging
Tools
Planetary Systems
Atmospheric Spectroscopy
Source Squicciarini et al. 2025 Jones et al. 2025
Tp
(days)
--- 2492660.584000
(JD)
Teq
(K)
---
1042+178-132
ω
(deg)
---
180+115-130
Mp
(M⨁)
1939+222-286
 1780±350
Mp
(MJup)
6.1+0.7-0.9
 5.6±1.1
e
0.19±0.12
0.23+0.24-0.16
i
(deg)
37+11-12
 38±16
P
(days)
117000+90600-31000
120000+100000-40000
a
(au)
63+30-12
64+32-14
Rp
(R⨁)
16±1 ---
Rp
(RJup)
1.4±0.1 ---
Print
RA
---
Dec
---
Distance
---
Parallax
---
Ecliptic Latitude
---
Ecliptic Longitude
---
Galactic Latitude
---
Galactic Longitude
---
Total Proper Motion
---
Proper Motion (RA)
---
Proper Motion (Dec)
---
Photometry
mV
---
mTESS
---
mJ
---
mH
---
mKs
---
mW1
---
mW2
---
mW3
---
mW4
---
mGaia
---
mB
---
Tools
Planetary Systems
Stellar Hosts
Source Jones et al. 2025 Squicciarini et al. 2025
Teff
(K)
6349+122-133
 6253±150
v sin i
(km/s)
--- 5.0±0.6
Age
(Gyr)
0.013±0.004 0.018±0.003
M✶
(M⦿)
1.15+0.03-0.04
 1.18±0.10
log g
(log10(cm/s2))
--- 4.41±0.02
Print
Known Objects
1 Confirmed Planets
3 2MASS Point Source Catalog
Data Files
4 KELT Time Series
1 SuperWASP Time Series
1 Associated Literature Data
Known Objects
1 Confirmed Planets
3 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
External Link
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