2MASS J21402931+1625183 A Overview

2MASS J21402931+1625183 A 0.12 R_⦿ 2300.00 K

2MASS J21402931+1625183 A b

0.920 R_Jup

Overview Notes 1 Parameters Nearby Data Bibliography 6 Legend Expand All

2MASS J21402931+1625183 A Architecture & Discovery Information

Name	Orbital Separation	Planet Size	Method	Year	Reference	Disposition
2MASS J21402931+1625183 A
2MASS J21402931+1625183 A b	7336.5 d	10.31 R_⨁	Imaging	2009	Konopacky et al. 2010	False Positive Planet

Exoplanet Archive Notes (1)

2MASS J21402931+1625183 A b

Confirmed planet demoted after planet mass revised >30 MJup in ref. (Dupuy & Liu 2017)

2MASS J21402931+1625183 A Stellar Parameters (2 Solutions)

RA: 21h40m29.24s

Dec: +16d25m16.83s

Distance: 33.115689808139606±0.475932764544106 pc

Parallax: 30.197166533254787±0.433988270600307 mas

Ecliptic Latitude: 28.52582 deg

Ecliptic Longitude: 333.58612 deg

Galactic Latitude: -26.43736 deg

Galactic Longitude: 70.48456 deg

Total Proper Motion: 115.8±0.7 mas/yr

Proper Motion (RA): -77.9±0.8 mas/yr

Proper Motion (Dec): -85.6±0.7 mas/yr

Photometry: m_TESS
15.547500±0.012166; m_J
12.940±0.033; m_H
12.266±0.040; m_Ks
11.826±0.031; m_W1
11.375±0.022; m_W2
11.135±0.020; m_W3
10.687±0.096; m_W4
8.971; m_Gaia
17.396100±0.004861; m_g
21.5491000±0.0586894; m_i
16.830200±0.005111; m_r
19.7244000±0.0222215; m_u
30.0±50.0; m_z
15.1339000±0.0049645

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

Source	TICv8	Konopacky et al. 2010
T_eff (K)	---	2300±80
L_✶ (log₁₀(L_⦿))	---	-3.48±0.35
γ (km/s)	---	13.0±0.2
M_✶ (M_⦿)	0.1082320±0.0200654	0.08±0.06
R_✶ (R_⦿)	0.1339050±0.0042906	0.116 +0.048-0.045
Sp. T	---	M8.5
ρ_✶ (g/cm³)	63.5522909±5.7248394	---
log g (log₁₀(cm/s²))	5.2188300±0.0536157	---

2MASS J21402931+1625183 A b Planetary Parameters (1 Solution)

Status: False Positive Planet

Detected By: Imaging, Radial Velocity

Tools: Direct Imaging

Source	Konopacky et al. 2010
T_eq (K)	2075±70
ω (deg)	223 +10-47
M_p (M_⨁)	6657.48 +26629.91-6657.48
M_p (M_Jup)	20.95 +83.79-20.95
e	0.26±0.06
i (deg)	46.2 +2.5-8.7
P (days)	7336.5 +1934.5-584.0
R_p (R_⨁)	10.31 +4.37-4.04
R_p (R_Jup)	0.92 +0.39-0.36

Nearby Data (within 30 arcseconds) Browse Nearby Data

Known Objects: 2 2MASS Point Source Catalog

Bibliography (6 References)

The Revised TESS Input Catalog and Candidate Target List
TICv8 Reference Overview
Gaia Data Release 2
Gaia DR2 Reference Overview
Individual Dynamical Masses of Ultracool Dwarfs
Dupuy & Liu 2017 Reference Overview
All WISE Data Release
Cutri et al. 2014 Reference Overview
High-precision Dynamical Masses of Very Low Mass Binaries
Konopacky et al. 2010 Reference Overview
2MASS All-Sky Catalog of Point Sources
2MASS Point Source Catalog 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_2.0/7/2MASS_J21402931+1625183_A.json

2MASS J21402931+1625183 A

Catalog Parameters

21h40m29.24s

Dec

dec

+16d25m16.83s

elat

28.52582

elon

333.58612

glat

-26.43736

glon

70.48456

sy_vmag

no_data

m_TESS

sy_tmag

15.547500±0.012166

m_J

sy_jmag

12.940±0.033

m_H

sy_hmag

12.266±0.040

m_Ks

sy_kmag

11.826±0.031

sy_kepmag

no_data

m_W1

sy_w1mag

11.375±0.022

m_W2

sy_w2mag

11.135±0.020

m_W3

sy_w3mag

10.687±0.096

m_W4

sy_w4mag

8.971

sy_icmag

no_data

m_Gaia

sy_gaiamag

17.396100±0.004861

sy_bmag

no_data

m_g

sy_gmag

21.5491000±0.0586894

m_i

sy_imag

16.830200±0.005111

m_r

sy_rmag

19.7244000±0.0222215

m_u

sy_umag

30.0±50.0

m_z

sy_zmag

15.1339000±0.0049645

sy_pm

115.8±0.7

μ_δ

sy_pmdec

-85.6±0.7

μ_α

sy_pmra

-77.9±0.8

sy_plx

30.197166533254787±0.433988270600307

Distance

sy_dist

33.115689808139606±0.475932764544106

Set Parameters

R_✶

st_rad

0.116 +0.048-0.045

T_eff

st_teff

2300±80