GQ Lup Overview

GQ Lup 1.83 R_⦿ 4092.57 K

GQ Lup b

3.000 R_Jup

Overview Notes 1 Parameters Nearby Data Bibliography 11 Legend Expand All

GQ Lup Architecture & Discovery Information

Name	Orbital Separation	Planet Size	Method	Year	Reference	Disposition
GQ Lup
GQ Lup b	100 au	33.6 R_⨁	Imaging	2004	Neuhauser et al. 2005	Confirmed Planet

Exoplanet Archive Notes (1)

GQ Lup b

Effective temperature entered under equilibrium temperature. (Zhou et al. 2014)

GQ Lup Stellar Parameters (5 Solutions)

RA: 15h49m12.09s

Dec: -35d39m05.42s

Distance: 151.169+1.096-1.081
pc

Parallax: 6.5867800±0.0472756 mas

Ecliptic Latitude: -15.23388 deg

Ecliptic Longitude: 242.93315 deg

Galactic Latitude: 14.51078 deg

Galactic Longitude: 338.9253 deg

Total Proper Motion: 27.5688043±0.0757897 mas/yr

Proper Motion (RA): -14.2572000±0.0973036 mas/yr

Proper Motion (Dec): -23.5960000±0.0662159 mas/yr

Photometry: m_V
11.593±0.137; m_TESS
10.3965±0.0107; m_J
8.605±0.021; m_H
7.702±0.033; m_Ks
7.096±0.020; m_W1
6.125±0.093; m_W2
5.544±0.050; m_W3
4.342±0.015; m_W4
2.379±0.020; m_Ic
10.800; m_Gaia
11.260800±0.008872; m_B
12.760±0.585

Tools: Planetary Systems; ExoFOP Target Overview Page; IRSA Finding Chart; Stellar Hosts

Source	Swastik et al. 2021	TICv8	Gaia DR2	Neuhauser et al. 2005	Herbig 1977
T_eff (K)	4416+3-5	4360.0±134.0	4092.570+211.195-164.570	---	---
L_✶ (log₁₀(L_⦿))	---	---	-0.072389897+0.005575422-0.005647931	---	---
R_✶ (R_⦿)	---	1.94153	1.8300605+0.1565590-0.1752030	---	---
Metallicity (dex)	-0.35±0.01 [Fe/H]	---	---	---	---
v sin i (km/s)	6.33+0.03-0.07	---	---	---	---
log g (log₁₀(cm/s²))	3.65+0.01-0.04	---	---	---	---
Sp. T	---	---	---	K7e V	K7e V(Li)
Age (Gyr)	---	---	---	0.001±0.001	---
M_✶ (M_⦿)	---	---	---	0.7	---

GQ Lup b Planetary Parameters (2 Solutions)

Status: Confirmed Planet

Detected By: Imaging

Tools: Planetary Systems; Direct Imaging; Atmospheric Spectroscopy

Source	Neuhaeuser et al. 2008	Zhou et al. 2014
T_eq (K)	2650±100	2400
M_p (M_⨁)	6356	9853±3178
M_p (M_Jup)	20	31±10
R_p (R_⨁)	33.6±5.6	52±16
R_p (R_Jup)	3.0±0.5	4.6±1.4
a (au)	100	---

Nearby Data (within 30 arcseconds) Browse Nearby Data

Known Objects: 1 Confirmed Planets; 3 2MASS Point Source Catalog

Data Files: 1 SuperWASP Time Series; 1 Associated Literature Data

Bibliography (11 References)

Mid-infrared Spectrum of the Disk around the Forming Companion GQ Lup B Revealed by JWST/MIRI
Cugno et al. 2024 Reference Overview
Host Star Metallicity of Directly Imaged Wide-orbit Planets: Implications for Planet Formation
Swastik et al. 2021 Reference Overview
The Revised TESS Input Catalog and Candidate Target List
TICv8 Reference Overview
Gaia Data Release 2
Gaia DR2 Reference Overview
Accretion onto Planetary Mass Companions of Low-mass Young Stars
Zhou et al. 2014 Reference Overview
All WISE Data Release
Cutri et al. 2014 Reference Overview
Astrometric and photometric monitoring of GQ Lupi and its sub-stellar companion
Neuhaeuser et al. 2008 Reference Overview
Evidence for a co-moving sub-stellar companion of GQ Lup
Neuhauser et al. 2005 Reference Overview
2MASS All-Sky Catalog of Point Sources
2MASS Point Source Catalog Reference Overview
UBV(RI)C photometric monitoring of Orion population stars in the Southern Hemisphere
Covino et al. 1992 Reference Overview
Radial Velocities and Spectral Types of T Tauri Stars
Herbig 1977 Reference Overview

Legend

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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Debug Info

https://vmexoweb2.ipac.caltech.edu/data/Overviews_2.0/7/GQ_Lup.json

GQ Lup

Catalog Parameters

15h49m12.09s

Dec

dec

-35d39m05.42s

elat

-15.23388

elon

242.93315

glat

14.51078

glon

338.9253

m_V

sy_vmag

11.593±0.137

m_TESS

sy_tmag

10.3965±0.0107

m_J

sy_jmag

8.605±0.021

m_H

sy_hmag

7.702±0.033

m_Ks

sy_kmag

7.096±0.020

sy_kepmag

no_data

m_W1

sy_w1mag

6.125±0.093

m_W2

sy_w2mag

5.544±0.050

m_W3

sy_w3mag

4.342±0.015

m_W4

sy_w4mag

2.379±0.020

m_Ic

sy_icmag

10.800

m_Gaia

sy_gaiamag

11.260800±0.008872

m_B

sy_bmag

12.760±0.585

sy_gmag

no_data

sy_imag

no_data

sy_rmag

no_data

sy_umag

no_data

sy_zmag

no_data

sy_pm

27.5688043±0.0757897

μ_δ

sy_pmdec

-23.5960000±0.0662159

μ_α

sy_pmra

-14.2572000±0.0973036

sy_plx

6.5867800±0.0472756

Distance

sy_dist

151.169+1.096-1.081

Set Parameters

R_✶

st_rad

1.8300605+0.1565590-0.1752030

T_eff

st_teff

4092.570+211.195-164.570