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Stellar HostProfile

tau Gem

K0 • 112.5 pc

Records

4

literature rows

Planets

1

system count

References

5

distinct source labels

HD: HD 54719HIP: HIP 34693TIC: TIC 68984421

Approximate color

from effective temperature

Canonical Summary

Adopted host values from all rows

Numeric fields use the median of non-null measurements. Disagreement stays visible through ranges, counts, and provenance.

Temperature

4408.3 K

4388 to 4482

3 values • 3 distinct

Mass

2.30 Msun

single adopted value

1 values • 1 distinct

Radius

28.72 Rsun

26.80 to 31.16

3 values • 3 distinct

Age

1.22 Gyr

single adopted value

1 values • 1 distinct

Luminosity

2.52 log(Lsun)

single adopted value

1 values • 1 distinct

Distance

112.5 pc

single adopted value

4 values • 1 distinct

Spectral Type

K0

Multiple classifications reported

K0 (1), K2 III (1)

Planets

1

Stable across source rows

1

Scale Comparison

Radius against the Sun

Current adopted radius: 28.72 R☉ • circles scaled linearly by radius

Sun

1.0 R☉ baseline

tau Gem

28.72 R☉

System Layout

Known planets

1 planets linked to this host

tau Gem b

Radial Velocity

◌

Discovery

2013

Period

305 days

Radius

—

Mass

5752.5 M⊕

Eq. Temp

—

Provenance

Underlying measurements and references

Evidence Summary

Rows

4

Stellar refs

4

System refs

1

Distancestable

4 values • 1 distinct

Parallaxstable

4 values • 1 distinct

Temperaturedisputed

3 values • 3 distinct

Massstable

1 values • 1 distinct

Radiusdisputed

3 values • 3 distinct

Agestable

1 values • 1 distinct

Luminositystable

1 values • 1 distinct

Surface Gravitystable

1 values • 1 distinct

Metallicitystable

1 values • 1 distinct

Spectral Typedisputed

2 values • 2 distinct

ST TEFFST MASSST RADST AGEST LUMST SPECTYPESY DISTStellar RefSystem Ref
43882.3026.801.22—K2 III112.5Mitchell et al. 2013TICv8
4482—28.72———112.5TICv8TICv8
4408.3—31.16—2.52—112.5Gaia DR2TICv8
—————K0112.5Cannon & Pickering 1918TICv8