TOI-858 Overview

TOI-858 B 1.30 R_⦿ 5857.00 K

TOI-858 B b

1.255 R_Jup

TOI-858 A 1.40 R_⦿ 6065.00 K

Overview Notes System Parameters Nearby Data Legend

Architecture: TOI-858; TOI-858 B; TOI-858 A

Other Data: Bibliography 3; Exoplanet Archive Notes 1; TOI-858 B Nearby Data 3; TOI-858 A Nearby Data 3

Discovery Data

Host	Planet	Method	Year	Reference	Disposition
TOI-858 B	TOI-858 B b	Transit	2023	Hagelberg et al. 2023	Confirmed Planet

Exoplanet Archive Notes (1)

TOI-858 B b

Orbital eccentricity is a 3-sigma upper limit. (Hagelberg et al. 2023)

TOI-858 B Stellar Parameters (3 Solutions)

RA: 04h00m47.96s

Dec: -54d35m34.50s

Distance: 250.489+1.518-1.500
pc

Parallax: 3.9634000±0.0238675 mas

Ecliptic Latitude: -71.40362 deg

Ecliptic Longitude: 25.45218 deg

Galactic Latitude: -46.1432 deg

Galactic Longitude: 264.98368 deg

Total Proper Motion: 15.5466627±0.0451340 mas/yr

Proper Motion (RA): 10.9968000±0.0466921 mas/yr

Proper Motion (Dec): -10.9895000±0.0435179 mas/yr

Photometry: m_V
11.183±0.069; m_TESS
10.6444±0.0060; m_J
10.057±0.024; m_H
9.790±0.025; m_Ks
9.722±0.023; m_W1
9.565±0.023; m_W2
9.578±0.020; m_W3
9.571±0.030; m_W4
8.977; m_Gaia
11.069500±0.000388; m_B
---

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

Source	Hagelberg et al. 2023	TICv8	ExoFOP-TESS TOI	Show Candidate Solutions >>	<< Hide Candidate Solutions
T_eff (K)	5842+84-79	5857.000+137.121-133.051	5857.0±135.1
R_✶ (R_⦿)	1.308+0.037-0.038	1.2974700+0.0759342-0.0513322	1.29746997356415±0.06363320000000
log g (log₁₀(cm/s²))	4.238+0.038-0.035	4.2371800+0.0924210-0.0615477	4.24±0.08
L_✶ (log₁₀(L_⦿))	0.2529+0.0225-0.0206	0.25159126+0.01765657-0.01598626	---
ρ_✶ (g/cm³)	0.680+0.079-0.064	0.6841915+0.1845293-0.1061565	---
M_✶ (M_⦿)	1.081+0.076-0.070	1.060000+0.138814-0.119018	---
Metallicity (dex)	0.153±0.091 [Fe/H]	---	---
v sin i (km/s)	5.80±0.25	---	---
Age (Gyr)	6.8+2.9-2.5	---	---
Sp. T	G0	---	---

TOI-858 B b Planetary Parameters (2 Solutions)

Status: Confirmed Planet
Detected By: Radial Velocity, Transit

Tools: Transit Prediction Service; TOI; Transit

Source	Hagelberg et al. 2023	ExoFOP-TESS TOI	Show Candidate Solutions >>	<< Hide Candidate Solutions
T_eq (K)	1529+23-22	1402.26385271102
S (S_⨁)	908.9+55.8-52.9	913.77644296668
P (days)	3.2797178±0.0000014	3.2797281770004±0.0000254623430
R_p (R_⨁)	14.07±0.44	13.8117581281785±0.6877438000000
R_p (R_Jup)	1.255±0.039	1.23220464891857±0.06135649783035
δ (%)	0.974+0.014-0.016	1.10481826083441±0.00891887050000
T₁₄ (hours)	3.6024±0.0216	3.51870085779069±0.02826856800000
T_C (days)	2458386.45235±0.00028	2459088.31219500±0.00036138
b	0.419+0.050-0.062	---
M_p (M_⨁)	350+25-22	---
M_p (M_Jup)	1.10+0.08-0.07	---
e	<0.15	---
i (deg)	86.80+0.50-0.44	---
ρ (g/cm³)	0.690+0.087-0.073	---
K (m/s)	143±7	---
a (au)	0.04435+0.00100-0.00098	---

TOI-858 A Stellar Parameters (2 Solutions)

RA: 04h00m48.18s

Dec: -54d35m45.28s

Distance: 255.795+3.055-2.985
pc

Parallax: 3.8811300±0.0458052 mas

Ecliptic Latitude: -71.4063 deg

Ecliptic Longitude: 25.44767 deg

Galactic Latitude: -46.14172 deg

Galactic Longitude: 264.98751 deg

Total Proper Motion: 15.123631±0.159465 mas/yr

Proper Motion (RA): 8.551230±0.186429 mas/yr

Proper Motion (Dec): -12.474000±0.145072 mas/yr

Photometry: m_V
11.066±0.010; m_TESS
10.3963±0.0061; m_J
9.878±0.023; m_H
9.612001±0.024000; m_Ks
9.557±0.021; m_W1
9.529±0.025; m_W2
9.554±0.022; m_W3
9.493±0.031; m_W4
9.351±0.395; m_Gaia
10.789500±0.000841; m_B
11.660±0.145

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

Source	Hagelberg et al. 2023	TICv8
T_eff (K)	5907+84-80	6065.0000+171.1190-94.8849
L_✶ (log₁₀(L_⦿))	0.3168+0.0126-0.0127	0.37787243+0.02370196-0.01497343
ρ_✶ (g/cm³)	0.623+0.081-0.070	0.5813828+0.1526941-0.1131570
M_✶ (M_⦿)	1.152+0.074-0.082	1.130000+0.189137-0.124126
R_✶ (R_⦿)	1.374+0.040-0.039	1.3993500+0.0595814-0.0771925
log g (log₁₀(cm/s²))	4.222+0.042-0.043	4.1992900+0.0780257-0.0896060
Metallicity (dex)	0.196±0.078 [Fe/H]	---
γ (km/s)	65.523±0.006	---
v sin i (km/s)	6.40±0.25	---
Age (Gyr)	5.2+2.8-2.0	---
Sp. T	F9	---

TOI-858 B Nearby Data (3 Data Types within 30 arcseconds)

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

Data Files: 1 Associated Literature Data

TOI-858 A Nearby Data (3 Data Types within 30 arcseconds)

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

Data Files: 1 Associated Literature Data

Bibliography (3 References)

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