TOI-669 Overview

TOI-669 0.99 R_⦿ 5581.90 K

TOI-669 b

0.231 R_Jup

Overview Parameters Nearby Data Bibliography 6 Legend Expand All

TOI-669 Architecture & Discovery Information

Name	Orbital Separation	Planet Size	Method	Year	Reference	Disposition
TOI-669
TOI-669 b	3.95 d	2.59 R_⨁	Transit	2023	Akana Murphy et al. 2023	Confirmed Planet

TOI-669 Stellar Parameters (5 Solutions)

RA: 10h35m36.17s

Dec: -05d10m52.94s

Distance: 142.867+0.855-0.846
pc

Parallax: 6.970930±0.041351 mas

Ecliptic Latitude: -13.03025 deg

Ecliptic Longitude: 162.49337 deg

Galactic Latitude: 43.94724 deg

Galactic Longitude: 252.33673 deg

Total Proper Motion: 72.748517±0.059273 mas/yr

Proper Motion (RA): 9.8448600±0.0641167 mas/yr

Proper Motion (Dec): 72.079300±0.059179 mas/yr

Photometry: m_V
10.606±0.009; m_TESS
10.1755±0.0061; m_J
9.557±0.024; m_H
9.215±0.022; m_Ks
9.134±0.019; m_W1
9.088±0.023; m_W2
9.138±0.020; m_W3
9.092±0.033; m_W4
8.902±0.489; m_Gaia
10.636400±0.000378; m_B
11.372±0.132

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

Source	Lafarga et al. 2026	Akana Murphy et al. 2023	MacDougall et al. 2023	TICv8	ExoFOP
T_eff (K)	5818.302	5600±110	5597±72	5624.9800+118.4710-84.3515	5581.9±76.0
R_✶ (R_⦿)	0.989198	0.990±0.040	0.98820+0.01760-0.01750	0.98919800+0.03341760-0.05020050	0.990±0.040
log g (log₁₀(cm/s²))	4.4788	---	4.412±0.024	4.4457600+0.0783514-0.0665389	4.13±0.12
L_✶ (log₁₀(L_⦿))	---	---	-0.0625+0.0234-0.0237	-0.05425463+0.01038328-0.01371826	---
Metallicity (dex)	---	-0.060±0.090 [Fe/H]	0.0010+0.0590-0.0600 [Fe/H]	-0.0060±0.0160 [M/H]	---
ρ_✶ (g/cm³)	0.653497032476280+0.510147535011695-0.439190726734912	---	1.3400+0.0968-0.0902	1.450697+0.327229-0.254455	---
M_✶ (M_⦿)	---	0.90±0.06	0.9245+0.0327-0.0303	0.9960000+0.1384990-0.1167720	---
Age (Gyr)	---	8.60±2.90	7.90+2.30-2.20	---	---
CAII LOG RHK	---	-5.01±0.05	---	---	---

TOI-669 b Planetary Parameters (4 Solutions)

Status: Confirmed Planet

Detected By: Radial Velocity, Transit

Tools: Planetary Systems; Transit Prediction Service; TOI; Transit

Source	Polanski et al. 2024	Lafarga et al. 2026	Akana Murphy et al. 2023	ExoFOP
T_eq (K)	1124.84560585808+18.76267451495-18.66020902836	---	1235±37	1146
S (S_⨁)	---	---	388.2±47.1	286.87
P (days)	3.945152±0.000018	3.9451338543586174+0.0000292378229636-0.0000279703287696	3.94515±0.00002	3.9451359±0.0000177
R_p (R_⨁)	2.58606486669440+0.13042738986612-0.11014467347814	2.762542706513977+0.485254937879331-0.307046444427462	2.60±0.17	2.516660±0.161931
R_p (R_Jup)	0.230713651482547+0.011635972382941-0.009826466511637	0.2464579769072113+0.0432916204306901-0.0273928961647211	0.232±0.015	0.2245218±0.0144465
δ (%)	---	---	---	0.08410000±0.00519043
T₁₄ (hours)	2.87121933883828+0.10065541573135-0.08955872622764	3.1168022442741261+0.1979671463312760-0.2086902214633992	2.9±0.1	2.424±0.389
T_C (days)	2458546.1419±0.0025 (BJD)	2459279.93804667+0.00366322-0.00346848 (BJD)	2458913.041±0.002 (BJD)	2460013.7337840±0.0038883 (BJD)
b	0.338681616542302+0.274620038493573-0.224881071501625	0.6009299192651900+0.2424202944043204-0.3638066657965366	0.23±0.18	---
ω (deg)	90	---	196.2±64.3	---
M_p (M_⨁)	10.0±1.4	---	9.80±1.50	---
M_p (M_Jup)	0.0315±0.0044	---	0.0308±0.0047	---
e	0	---	<0.23	---
ρ (g/cm³)	3.17+0.73-0.95	---	3.0±0.7	---
R_p/R_✶	0.0239920119148212+0.0011323558223856-0.0009295252044360	0.0254617550119472+0.0043465172052441-0.0023283220629419	0.024±0.001	---
K (m/s)	4.26±0.56	---	4.30±0.62	---
a (au)	0.048±0.001	---	0.047±0.001	---
a/R_✶	---	8.131596173479558+1.724415290185906-2.524077037732270	10.3±0.5	---
i (deg)	---	85.78281269186444+2.83855102327837-4.42672489435883	---	---

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 (6 References)

Automatic search for transiting planets in TESS-SPOC FFIs with RAVEN: over 100 newly validated planets and over 2000 vetted candidates
Lafarga et al. 2026 Reference Overview
The TESS-Keck Survey. XX. 15 New TESS Planets and a Uniform RV Analysis of All Survey Targets
Polanski et al. 2024 Reference Overview
The TESS-Keck Survey. XVI. Mass Measurements for 12 Planets in Eight Systems
Akana Murphy et al. 2023 Reference Overview
The TESS-Keck Survey. XV. Precise Properties of 108 TESS Planets and Their Host Stars
MacDougall et al. 2023 Reference Overview
The Revised TESS Input Catalog and Candidate Target List
TICv8 Reference Overview
ExoFOP TOI Table
ExoFOP

Legend

System
Star
Confirmed
Candidate
False Positive Planet
Controversial
False Positive

Aliases
Data Access
Transit Prediction Service
Time Series
Kepler | K2

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