USco1621 A Overview

USco1621 A 0.71 R_⦿ 3529.61 K

USco1621 b

Overview Notes 2 Parameters Nearby Data Bibliography 6 Legend Expand All

USco1621 A Architecture & Discovery Information

Name	Orbital Separation	Planet Size	Method	Year	Reference	Disposition
USco1621 A
USco1621 b	2880 au	5085.28 M_⨁	Imaging	2019	Chinchilla et al. 2020	Confirmed Planet

Exoplanet Archive Notes (2)

USco1621 A

Stellar age value/uncertainties estimated from range given in ref. (Chinchilla et al. 2020)

USco1621 b

Effective temperature entered under equilibrium temperature. (Chinchilla et al. 2020)

USco1621 A Stellar Parameters (3 Solutions)

RA: 16h21m29.54s

Dec: -25d29m43.54s

Distance: 137.901+0.973-0.960
pc

Parallax: 7.22324±0.05044 mas

Ecliptic Latitude: -3.92996 deg

Ecliptic Longitude: 247.84721 deg

Galactic Latitude: 17.01404 deg

Galactic Longitude: 351.4365 deg

Total Proper Motion: 26.3415460±0.0751678 mas/yr

Proper Motion (RA): -6.137750±0.100828 mas/yr

Proper Motion (Dec): -25.616500±0.073423 mas/yr

Photometry: m_V
15.543±0.183; m_TESS
13.0450±0.0063; m_J
11.175±0.024; m_H
10.432±0.024; m_Ks
10.193±0.021; m_Kep
13.712; m_W1
10.035±0.023; m_W2
9.897±0.021; m_W3
9.545±0.102; m_W4
5.379±0.306; m_Gaia
14.176900±0.000768; m_B
17.343±0.000

Mission: K2 : Observed in Campaign 2

Tools: Planetary Systems; ExoFOP Target Overview Page; IRSA Finding Chart; K2 Targets; Stellar Hosts; K2 Time Series

Source	Chinchilla et al. 2020	TICv8	Gaia DR2
T_eff (K)	3460±100	3441.0±215.5	3529.6125+537.6375-313.1125
L_✶ (log₁₀(L_⦿))	-1.02±0.03	-1.08598	-1.151793+0.006612-0.006714
R_✶ (R_⦿)	---	0.805924	0.71007115+0.14497355-0.17531695
Age (Gyr)	0.0075±0.0025	---	---
M_✶ (M_⦿)	0.36±0.08	0.425	---
Sp. T	M2.5 V	---	---
P_rot (days)	2.06	---	---
ρ_✶ (g/cm³)	---	1.1446464	---
log g (log₁₀(cm/s²))	---	4.25387	---

USco1621 b Planetary Parameters (1 Solution)

Status: Confirmed Planet

Detected By: Imaging

Tools: Planetary Systems

Source	Chinchilla et al. 2020
T_eq (K)	2270±90
M_p (M_⨁)	5085±636
M_p (M_Jup)	16±2
a (au)	2880±20

Nearby Data (within 30 arcseconds) Browse Nearby Data

Known Objects: 1 Confirmed Planets; 1 K2 Targets; 7 2MASS Point Source Catalog

Data Files: 1 SuperWASP Time Series; 1 K2 Time Series; 1 Associated Literature Data

Bibliography (6 References)

USco1621 B and USco1556 B: Two wide companions at the deuterium-burning mass limit in Upper Scorpius
Chinchilla et al. 2020 Reference Overview
The Revised TESS Input Catalog and Candidate Target List
TICv8 Reference Overview
Gaia Data Release 2
Gaia DR2 Reference Overview
The K2 Ecliptic Plane Input Catalog (EPIC) and Stellar Classifications of 138,600 Targets in Campaigns 1-8
EPIC Catalog Reference Overview
All WISE Data Release
Cutri et al. 2014 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_2.0/8/USco1621_A.json

USco1621 A

Catalog Parameters

16h21m29.54s

Dec

dec

-25d29m43.54s

elat

-3.92996

elon

247.84721

glat

17.01404

glon

351.4365

m_V

sy_vmag

15.543±0.183

m_TESS

sy_tmag

13.0450±0.0063

m_J

sy_jmag

11.175±0.024

m_H

sy_hmag

10.432±0.024

m_Ks

sy_kmag

10.193±0.021

m_Kep

sy_kepmag

13.712

m_W1

sy_w1mag

10.035±0.023

m_W2

sy_w2mag

9.897±0.021

m_W3

sy_w3mag

9.545±0.102

m_W4

sy_w4mag

5.379±0.306

sy_icmag

no_data

m_Gaia

sy_gaiamag

14.176900±0.000768

m_B

sy_bmag

17.343±0.000

sy_gmag

no_data

sy_imag

no_data

sy_rmag

no_data

sy_umag

no_data

sy_zmag

no_data

sy_pm

26.3415460±0.0751678

μ_δ

sy_pmdec

-25.616500±0.073423

μ_α

sy_pmra

-6.137750±0.100828

sy_plx

7.22324±0.05044

Distance

sy_dist

137.901+0.973-0.960

Set Parameters

R_✶

st_rad

0.71007115+0.14497355-0.17531695

T_eff

st_teff

3529.6125+537.6375-313.1125