ups Leo Overview

ups Leo 10.36 R_⦿ 4919.00 K

ups Leo b

Overview Parameters Nearby Data Bibliography 2 Legend Expand All

ups Leo Architecture & Discovery Information

Name	Orbital Separation	Planet Size	Method	Year	Reference	Disposition
ups Leo
ups Leo b	385.2 d	> 162.09 M_⨁	Radial Velocity	2021	Teng et al. 2022	Confirmed Planet

ups Leo Stellar Parameters (2 Solutions)

RA: 11h36m56.93s

Dec: -00d49m24.83s

Distance: 52.5973+0.9272-0.8963
pc

Parallax: 18.99390±0.32694 mas

Ecliptic Latitude: -3.04521 deg

Ecliptic Longitude: 175.03272 deg

Galactic Latitude: 56.79861 deg

Galactic Longitude: 267.26323 deg

Total Proper Motion: 42.33511±0.43374 mas/yr

Proper Motion (RA): 2.779050±0.504088 mas/yr

Proper Motion (Dec): 42.24380±0.43341 mas/yr

Photometry: m_V
4.3049±0.0230; m_TESS
3.4462±2.0505; m_J
2.781±0.306; m_H
2.267±0.218; m_Ks
2.184±0.248; m_W1
0.065; m_W2
0.147; m_W3
2.059±0.014; m_W4
1.940±0.022; m_Gaia
4.030400±0.008513; m_B
5.296±0.017

Abundances (Hypatia Catalog): [Fe/H] -0.15±0.12 dex; [C/H] -0.34±0.09 dex; [O/H] -0.30±0.10 dex; [Na/H] -0.05±0.04 dex; [Mg/H] -0.08±0.07 dex; [Al/H] 0.03±0.06 dex; [Si/H] 0.02±0.04 dex; [Ca/H] -0.02±0.01 dex; [Y/H] -0.16±0.08 dex; [BaII/H] 0.01±0.19 dex

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

Source	Teng et al. 2022	TICv8
T_eff (K)	4836	4919.0±122.0
R_✶ (R_⦿)	11.22+3.15-0.45	10.3558
L_✶ (log₁₀(L_⦿))	1.8000+0.2206-0.0548	---
Metallicity (dex)	-0.20+0.09-0.08 [Fe/H]	---
v sin i (km/s)	1.78	---
M_✶ (M_⦿)	1.48+0.90-0.38	---
log g (log₁₀(cm/s²))	2.46±0.09	---
Sp. T	G9 III	---

ups Leo b Planetary Parameters (1 Solution)

Status: Confirmed Planet

Detected By: Radial Velocity

Tools: Planetary Systems

Source	Teng et al. 2022
T_p (days)	2455279.6+27.9-34.2 (JD)
ω (deg)	131+36-31
M_p sin i (M_⨁)	162+19-83
M_p sin i (M_Jup)	0.51+0.06-0.26
e	0.320+0.134-0.218
P (days)	385.2+2.8-1.3
K (m/s)	11.7+1.7-1.6
a (au)	1.18+0.11-0.32

Nearby Data (within 30 arcseconds) Browse Nearby Data

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

Data Files: 1 Associated Literature Data

Bibliography (2 References)

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_2.0/39/ups_Leo.json

ups Leo

Catalog Parameters

11h36m56.93s

Dec

dec

-00d49m24.83s

elat

-3.04521

elon

175.03272

glat

56.79861

glon

267.26323

m_V

sy_vmag

4.3049±0.0230

m_TESS

sy_tmag

3.4462±2.0505

m_J

sy_jmag

2.781±0.306

m_H

sy_hmag

2.267±0.218

m_Ks

sy_kmag

2.184±0.248

sy_kepmag

no_data

m_W1

sy_w1mag

0.065

m_W2

sy_w2mag

0.147

m_W3

sy_w3mag

2.059±0.014

m_W4

sy_w4mag

1.940±0.022

sy_icmag

no_data

m_Gaia

sy_gaiamag

4.030400±0.008513

m_B

sy_bmag

5.296±0.017

sy_gmag

no_data

sy_imag

no_data

sy_rmag

no_data

sy_umag

no_data

sy_zmag

no_data

sy_pm

42.33511±0.43374

μ_δ

sy_pmdec

42.24380±0.43341

μ_α

sy_pmra

2.779050±0.504088

sy_plx

18.99390±0.32694

Distance

sy_dist

52.5973+0.9272-0.8963

Set Parameters

R_✶

st_rad

10.3558

T_eff

st_teff

4919.0±122.0