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Stellar HostProfile

TOI-4458

Unclassified star • 505.4 pc

Records

3

literature rows

Planets

1

system count

References

4

distinct source labels

TIC: TIC 229671380

Approximate color

from effective temperature

Canonical Summary

Adopted host values from one source row

Values come from the row with the most populated summary measurements. Missing values stay missing. Ranges and counts describe all source rows.

Stellar source: Guenther et al. 2026 • System source: TICv8

Temperature

6151 K

5904.4 to 6151

3 values • 3 distinct

Mass

1.47 Msun

1.11 to 1.47

2 values • 2 distinct

Radius

1.96 Rsun

1.96 to 2.10

3 values • 2 distinct

Age

2.80 Gyr

single adopted value

1 values • 1 distinct

Luminosity

0.73 log(Lsun)

0.71 to 0.73

2 values • 2 distinct

Distance

505.4 pc

single adopted value

3 values • 1 distinct

Planets

1

Stable across source rows

1

Scale Comparison

Radius against the Sun

Current adopted radius: 1.96 R☉ (circles scaled linearly by radius)

Sun

1.0 R☉ baseline

TOI-4458

1.96 R☉

System Layout

Known planets

1 planets linked to this host

TOI-4458 b

Transit

◌

Discovery

2026

Period

3.94 days

Radius

12.41 R⊕

Mass

552.1 M⊕

Eq. Temp

1759 K

TOI-4458 and Its Jupiter-Like Planet

TOI-4458 is a star 1650 light-years away with one known planet. The star is 2.8 billion years old and has a mass of 1.47 solar masses and a radius of 1.96 solar radii, both larger than the Sun's. Its temperature is 6150 K, hotter than the Sun's.

The planet TOI-4458 b was discovered by transit in 2026 and is Jupiter-like, a size class for planets exceeding 4 times Earth's radius. Its radius is 12.4 Earth radii, larger than Earth's, and its mass is 552 Earth masses, larger than Earth's and roughly 1.74 times Jupiter's mass. It completes an orbit every 3.94 days. Its mean density is 1.59 g/cm³, 0.289 times Earth's.

Provenance

Underlying measurements and references

Download JSONDownload CSV

Evidence Summary

Rows

3

Stellar refs

3

System refs

1

Distancestable

3 values • 1 distinct

Parallaxstable

3 values • 1 distinct

Temperaturedisputed

3 values • 3 distinct

Massdisputed

2 values • 2 distinct

Radiusdisputed

3 values • 2 distinct

Agestable

1 values • 1 distinct

Luminositydisputed

2 values • 2 distinct

Surface Gravitydisputed

3 values • 3 distinct

Metallicitystable

1 values • 1 distinct

ST TEFFST MASSST RADST AGEST LUMST SPECTYPESY DISTStellar RefSystem Ref
61511.471.962.800.73—505.4Guenther et al. 2026TICv8
5904.4—2.10———505.4ExoFOPTICv8
59971.112.10—0.71—505.4TICv8TICv8