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TOI-4578 Overview

TOI-4578 0.88 R⦿ 5951.32 K
TOI-4578 b
0.202 RJup

TOI-4578 Architecture & Discovery Information

Name Orbital Separation Planet Size Method Year Reference Disposition
TOI-4578
TOI-4578 b 8.62 d 2.27 R⨁ Transit 2026 Lafarga et al. 2026 Confirmed Planet
RA
12h16m50.63s
Dec
+75d08m24.85s
Distance
182.249+0.750-0.744
pc
Parallax
5.4581300±0.0223187 mas
Ecliptic Latitude
63.41723 deg
Ecliptic Longitude
124.85431 deg
Galactic Latitude
41.78828 deg
Galactic Longitude
125.89663 deg
Total Proper Motion
74.9234188±0.0362951 mas/yr
Proper Motion (RA)
56.817100±0.038526 mas/yr
Proper Motion (Dec)
48.8399000±0.0330369 mas/yr
Photometry
mV
11.362±0.012
mTESS
10.7757±0.0061
mJ
10.198±0.021
mH
9.873±0.015
mKs
9.824±0.016
mW1
9.775±0.023
mW2
9.810±0.021
mW3
9.753±0.037
mW4
9.015
mGaia
11.196100±0.000566
mB
11.942±0.172
Tools
Planetary Systems
ExoFOP Target Overview Page
IRSA Finding Chart
TOI
Stellar Hosts
Source Lafarga et al. 2026 TICv8 ExoFOP
Teff
(K)
5951.324
5917.000+139.085-108.872
 5917.000±123.979
ρ✶
(g/cm3)
5.50699755216689+2.92165176601646-3.57380707809849
2.237733+0.524539-0.416112
 ---
R✶
(R⦿)
0.878735
0.8787350+0.0361603-0.0452015
 0.87873500585556±0.04068090000000
log g
(log10(cm/s2))
4.5118
4.5825700+0.0905673-0.0613070
 4.5825700±0.0759372
L✶
(log10(L⦿))
---
-0.06918362+0.01438253-0.01252743
 ---
M✶
(M⦿)
---
1.077000+0.147897-0.128772
 ---
Print
Status
Confirmed Planet
Detected By
Transit
Tools
Planetary Systems
Transit Prediction Service
TOI
Transit
Source Lafarga et al. 2026 ExoFOP
a/R✶
27.871670628432504+4.248378767356328-8.210256675615387
 ---
b
0.5261718356891070+0.2835668047705262-0.3198769185055650
 ---
i
(deg)
88.941412210797054+0.682792645006970-1.275244906626867
 ---
P
(days)
8.623926303692247+0.000056863185458-0.000068427544607
 8.62390972455811±0.00006340511000
Rp
(R⨁)
2.2697426162925503+0.2854193512611997-0.2250272363216789
 2.91769457857877±0.53526980000000
Rp
(RJup)
0.20249322191201116+0.02546345282414482-0.02007561992873080
 0.260299723647376±0.047753655245387
Rp/R✶
0.0236414176691648+0.0024510387557083-0.0018260454555214
 ---
T14
(hours)
2.0612884526908895+0.2060959412496744-0.1160727842888784
 2.61929640884156±0.27989498000000
TC
(days)
2459634.20075625+0.00336722-0.00435806
(BJD)
2459634.1985990±0.0046933
(BJD)
Teq
(K)
--- 842.420827357808
S
(S⨁)
--- 119.024778956859
δ
(%)
--- 0.0675121080574598±0.0155743530000000
Print
Known Objects
1 Confirmed Planets
1 2MASS Point Source Catalog
Data Files
1 Associated Literature Data
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  • Candidate
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  • Controversial
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  • Aliases
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  • Transit Prediction Service
  • Time Series
  • Kepler | K2
  • External Link
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