Temperature
4200.2 K
4200.2 to 4464
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Stellar HostProfile
CT Cha
Unclassified star • 190.7 pc
Records
5
literature rows
Planets
1
system count
References
6
distinct source labels
TIC: TIC 454259409
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: Gaia DR2 • System source: TICv8
Radius
1.68 Rsun
1.68 to 1.81
Luminosity
-0.10 log(Lsun)
single adopted value
Distance
190.7 pc
single adopted value
Planets
1
Stable across source rows
Scale Comparison
Radius against the Sun
Current adopted radius: 1.68 R☉ • circles scaled linearly by radius
Sun
1.0 R☉ baseline
CT Cha
1.68 R☉
System Layout
Known planets
1 planets linked to this host
CT Cha b
Imaging
◌
Discovery
2007
Period
—
Radius
24.66 R⊕
Mass
5403 M⊕
Eq. Temp
2600 K
CT Cha b: A Jupiter-Like Planet Around a K-Type Star
CT Cha is a K5e star 622 light-years away, with a radius of 1.68 solar radii and a temperature of 4200 K. Its radius is larger than the Sun's, and its temperature is cooler.
CT Cha b is a Jupiter-like planet discovered by imaging in 2007. Its mass is 5400 Earth masses and its radius is 24.7 Earth radii, both larger than Earth's; its mass is roughly 17 times Jupiter's. No orbital period is reported. Its mean density is 1.99 g/cm³, 0.36 times Earth's.
Provenance
Underlying measurements and references
Evidence Summary
Rows
5
Stellar refs
5
System refs
1
Distancestable
Parallaxstable
Temperaturedisputed
Radiusdisputed
Agestable
Luminositystable
Surface Gravitystable
Metallicitystable
Spectral Typestable
| ST TEFF | ST MASS | ST RAD | ST AGE | ST LUM | ST SPECTYPE | SY DIST | Stellar Ref | System Ref |
|---|---|---|---|---|---|---|---|---|
| 4200.2 | — | 1.68 | — | -0.10 | — | 190.7 | Gaia DR2 | TICv8 |
| 4403 | — | — | — | — | — | 190.7 | Swastik et al. 2021 | TICv8 |
| — | — | — | — | — | K5e | 190.7 | Luhman 2004 | TICv8 |
| — | — | — | 2.00e-3 | — | — | 190.7 | Schmidt et al. 2008 | TICv8 |
| 4464 | — | 1.81 | — | — | — | 190.7 | TICv8 | TICv8 |