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TOI-7550 Overview

  • Star: TOI-7550
    • Stellar Radius: 0.63 Solar Radius
    • Stellar Effective Temperature: 3775.00 K
    • Planet: TOI-7550 b
      • Disposition Confirmed
      • Planet Radius 0.259 Jupiter Radius

TOI-7550 Architecture & Discovery Information

Name Orbital Separation Planet Size Method Year Reference Disposition
TOI-7550
TOI-7550 b 4.98 d 2.9 R⨁ Transit 2026 Collier et al. 2026 Confirmed Planet
RA
05h32m11.72s
Dec
-44d40m28.45s
Distance
103.360±0.222 pc
Parallax
9.6460100±0.0206196 mas
Ecliptic Latitude
-67.79646 deg
Ecliptic Longitude
76.83228 deg
Galactic Latitude
-32.34963 deg
Galactic Longitude
250.56513 deg
Total Proper Motion
56.414292±0.038046 mas/yr
Proper Motion (RA)
-55.686200±0.037927 mas/yr
Proper Motion (Dec)
-9.034350±0.042305 mas/yr
Photometry
mV 13.913±0.114
mTESS 12.1198000±0.0072909
mJ 10.849±0.022
mH 10.179±0.023
mKs 9.966±0.019
mW1 9.869±0.024
mW2 9.919±0.020
mW3 9.848±0.041
mW4 8.756
mGaia 13.12550±0.00055
mB 15.195±0.018
Tools
Planetary Systems
ExoFOP Target Overview Page
IRSA Finding Chart
TOI
Stellar Hosts
Source TICv8 ExoFOP
Teff
(K)
3775.0±157.0 3775±157
L✶
(log10(L⦿))
-1.13737+0.08862-0.11146
 ---
Metallicity
(dex)
-0.4244670±0.0770039 [M/H] ---
ρ✶
(g/cm3)
3.436268±0.190913 ---
M✶
(M⦿)
0.6127940±0.0201995 ---
R✶
(R⦿)
0.6311480±0.0186056 0.6311480±0.0186056
log g
(log10(cm/s2))
4.6251200±0.0112917 4.6251200±0.0112917
Print
Status
Confirmed Planet
Detected By
Transit
Tools
Planetary Systems
Transit Prediction Service
TOI
Transit
Source Collier et al. 2026 ExoFOP
a/R✶
14.65+0.35-0.45
 ---
e
0 ---
P
(days)
4.984407+0.000018-0.000025
 4.984396344882251±0.000019606217746
Rp
(R⨁)
2.90±0.13 2.651657286947234±0.138612455617220
Rp
(RJup)
0.259±0.012 0.2365654253421307±0.0123661962962627
Rp/R✶
0.0422+0.0013-0.0014
 ---
TC
(days)
2458441.75314+0.00295-0.00208
(BJD)
2460684.73324300±0.00620064
(BJD)
Teq
(K)
--- 938.3443402859732
S
(S⨁)
--- 128.8610797439812
δ
(%)
--- 0.186523408376651±0.013217842528862
T14
(hours)
--- 2.625170301980317±0.553809366225930
Print
Known Objects
1 Confirmed Planets
2 2MASS Point Source Catalog
Data Files
1 SuperWASP Time Series
1 Associated Literature Data
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