TOI-1873 Overview

TOI-1873 0.97 R_⦿ 5597.99 K

TOI-1873 b

0.255 R_Jup

?

TOI-1873.01

0.351 R_Jup

?

TOI-1873.02

0.323 R_Jup

Overview Parameters Nearby Data Bibliography 4 Legend Expand All

TOI-1873 Architecture & Discovery Information

Name	Orbital Separation	Planet Size	Method	Year	Reference	Disposition
TOI-1873
TOI-1873 b	7.01 d	2.86 R_⨁	Transit	2026	Lafarga et al. 2026	Confirmed Planet
TOI-1873.01	24.93 d	3.93 R_⨁	Transit	2020	TESS Project	Candidate Planet
TOI-1873.02	900.19 d	3.62 R_⨁	Transit	2020	TESS Project	Candidate Planet

TOI-1873 Stellar Parameters (5 Solutions)

RA: 14h10m16.43s

Dec: +84d22m18.69s

Distance: 182.014+0.809-0.801
pc

Parallax: 5.4652400±0.0241073 mas

Ecliptic Latitude: 69.07665 deg

Ecliptic Longitude: 103.37769 deg

Galactic Latitude: 32.40871 deg

Galactic Longitude: 120.68674 deg

Total Proper Motion: 2.6440018±0.0384443 mas/yr

Proper Motion (RA): 1.0671900±0.0441586 mas/yr

Proper Motion (Dec): -2.4190600±0.0372303 mas/yr

Photometry: m_V
11.215±0.010; m_TESS
10.7447±0.0061; m_J
10.133±0.024; m_H
9.790±0.028; m_Ks
9.693±0.019; m_W1
9.686±0.023; m_W2
9.728±0.020; m_W3
9.664±0.034; m_W4
8.746; m_Gaia
11.214100±0.000398; m_B
11.885±0.145

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

Source	Lafarga et al. 2026	TICv8	ExoFOP	ExoFOP	ExoFOP
T_eff (K)	5597.9927	5699.000+123.102-159.162	5699.0±141.1	5699.0±141.1	5699.0±141.1
ρ_✶ (g/cm³)	1.19819021861773+0.85145627896801-0.83182672335576	1.559790+0.261285-0.402676	---	---	---
R_✶ (R_⦿)	0.971675	0.97167500+0.04560450-0.04862660	0.970±0.050	0.971674978733063±0.047115500000000	0.971674978733063±0.047115500000000
log g (log₁₀(cm/s²))	4.4762	4.4694900+0.0596546-0.0955512	4.47±0.08	4.47±0.08	4.47±0.08
L_✶ (log₁₀(L_⦿))	---	-0.04706819+0.01912831-0.02115790	---	---	---
M_✶ (M_⦿)	---	1.015000+0.158127-0.105336	---	---	---

TOI-1873 b Planetary Parameters (2 Solutions)

Status: Confirmed Planet

Detected By: Transit

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

Source	Lafarga et al. 2026	ExoFOP
T_eq (K)	---	923.495239305094
S (S_⨁)	---	171.89357560837
P (days)	7.005727088337687+0.000033718115228-0.000034782804629	7.00568049251826±0.00002417332100
R_p (R_⨁)	2.863563966405247+0.301604740258788-0.239971532728918	3.10392321793405±0.22486447000000
R_p (R_Jup)	0.2554705055746280+0.0269074190000870-0.0214088630493331	0.276913958638010±0.020061098865127
δ (%)	---	0.0766894461991216±0.0039187603000000
T₁₄ (hours)	3.136458358057932+0.179626543257737-0.134983381653833	3.31821249026891±0.21294464000000
T_C (days)	2458834.10049441+0.00257432-0.00265157 (BJD)	2459583.70828700±0.00604087 (BJD)
a/R_✶	14.594844083761862+2.859928753474625-4.762379779992612	---
b	0.5748155853080039+0.2664004262711422-0.3747272138360979	---
i (deg)	87.749149543127430+1.591720307290060-2.663783519735773	---
R_p/R_✶	0.0268693851193060+0.0024100292433462-0.0014839769709876	---

TOI-1873.01 Candidate Planet Parameters (1 Solution)

Status: Candidate Planet
Detected By: Transit

Tools: Transit Prediction Service; TOI

Source	ExoFOP
T_eq (K)	672
S (S_⨁)	34.0216
P (days)	24.9341884±0.0001389
R_p (R_⨁)	3.934650±0.232854
R_p (R_Jup)	0.3510266±0.0207739
δ (%)	0.139000000±0.000155996
T₁₄ (hours)	4.964±0.678
T_C (days)	2459753.6850260±0.0038061

TOI-1873.02 Candidate Planet Parameters (1 Solution)

Status: Candidate Planet
Detected By: Transit

Tools: Transit Prediction Service; TOI

Source	ExoFOP
T_eq (K)	183.009180707941
S (S_⨁)	0.265101697653363
P (days)	900.193098724326±0.006949173800
R_p (R_⨁)	3.61852360263806±0.85188840000000
R_p (R_Jup)	0.322823608986860±0.076000523401740
δ (%)	0.134448848818584±0.011918114000000
T₁₄ (hours)	6.3963069164098±0.5892809600000
T_C (days)	2458848.63876700±0.00445509

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 (4 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 Revised TESS Input Catalog and Candidate Target List
TICv8 Reference Overview
ExoFOP TOI Table
ExoFOP
TESS Object of Interest List
TESS Project

System
Star
Confirmed
Candidate
False Positive Planet
Controversial
False Positive

Aliases
Data Access
Transit Prediction Service
Time Series
Kepler | K2

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