Gaia-5 Overview

Gaia-5 0.35 R_⦿ 3493.00 K

Gaia-5 b

Overview Parameters Nearby Data Bibliography 2 Legend Expand All

Gaia-5 Architecture & Discovery Information

Name	Orbital Separation	Planet Size	Method	Year	Reference	Disposition
Gaia-5
Gaia-5 b	358.62 d	6633.08 M_⨁	Astrometry	2025	Stefánsson et al. 2025	Confirmed Planet

Gaia-5 Stellar Parameters (2 Solutions)

RA: 20h08m09.80s

Dec: +41d56m29.56s

Distance: 41.1813+0.0970-0.0965
pc

Parallax: 24.2541000±0.0566241 mas

Ecliptic Latitude: 59.77165 deg

Ecliptic Longitude: 321.60881 deg

Galactic Latitude: 5.00609 deg

Galactic Longitude: 78.0844 deg

Total Proper Motion: 128.7006632±0.0982809 mas/yr

Proper Motion (RA): 102.5690000±0.0999214 mas/yr

Proper Motion (Dec): 77.7397000±0.0953578 mas/yr

Photometry: m_V
14.61±0.20; m_TESS
12.0628000±0.0073048; m_J
10.603±0.024; m_H
10.030±0.017; m_Ks
9.754±0.018; m_W1
9.580±0.022; m_W2
9.465±0.020; m_W3
9.106±0.033; m_W4
8.444±0.285; m_Gaia
13.228700±0.000478; m_B
15.700±0.031

Mission

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

Source	Stefánsson et al. 2025	TICv8
T_eff (K)	3447±77	3493.0±157.0
L_✶ (log₁₀(L_⦿))	-1.826+0.026-0.023	-1.78504+0.09357-0.11942
ρ_✶ (g/cm³)	11.61+0.95-0.88	11.00451±0.31429
M_✶ (M_⦿)	0.339+0.027-0.030	0.3338990±0.0201892
R_✶ (R_⦿)	0.345±0.013	0.3497330±0.0103851
log g (log₁₀(cm/s²))	4.83±0.05	4.8742100±0.0004919
Metallicity (dex)	-0.18±0.13 [Fe/H]	---
γ (km/s)	-52.70±0.21	---
v sin i (km/s)	<2	---
Age (Gyr)	8.20+4.10-5.00	---

Gaia-5 b Planetary Parameters (1 Solution)

Status: Confirmed Planet

Detected By: Astrometry, Radial Velocity

Tools: Planetary Systems

Source	Stefánsson et al. 2025
T_p (days)	2457428.5±1.6 (BJD-TDB)
ω (deg)	271.54±0.58
M_p (M_⨁)	6633+168-165
M_p (M_Jup)	20.87+0.53-0.52
e	0.6423±0.0026
i (deg)	129.7±1.0
P (days)	358.62±0.20
K (m/s)	1177.7±8.8

Nearby Data (within 30 arcseconds) Browse Nearby Data

Known Objects: 1 Confirmed Planets; 6 2MASS Point Source Catalog

Data Files: 2 SuperWASP Time Series; 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
Search
Browse
Download

Debug Info

https://vmexoweb2.ipac.caltech.edu/data/Overviews_2.0/39/Gaia-5.json

Gaia-5

Catalog Parameters

20h08m09.80s

Dec

dec

+41d56m29.56s

elat

59.77165

elon

321.60881

glat

5.00609

glon

78.0844

m_V

sy_vmag

14.61±0.20

m_TESS

sy_tmag

12.0628000±0.0073048

m_J

sy_jmag

10.603±0.024

m_H

sy_hmag

10.030±0.017

m_Ks

sy_kmag

9.754±0.018

sy_kepmag

no_data

m_W1

sy_w1mag

9.580±0.022

m_W2

sy_w2mag

9.465±0.020

m_W3

sy_w3mag

9.106±0.033

m_W4

sy_w4mag

8.444±0.285

sy_icmag

no_data

m_Gaia

sy_gaiamag

13.228700±0.000478

m_B

sy_bmag

15.700±0.031

sy_gmag

no_data

sy_imag

no_data

sy_rmag

no_data

sy_umag

no_data

sy_zmag

no_data

sy_pm

128.7006632±0.0982809

μ_δ

sy_pmdec

77.7397000±0.0953578

μ_α

sy_pmra

102.5690000±0.0999214

sy_plx

24.2541000±0.0566241

Distance

sy_dist

41.1813+0.0970-0.0965

Set Parameters

R_✶

st_rad

0.3497330±0.0103851

T_eff

st_teff

3493.0±157.0