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Stellar HostProfile

K2-389

G3 • 259.2 pc

Records

4

literature rows

Planets

2

system count

References

5

distinct source labels

TIC: TIC 9030096

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

5777.5 K

5422.2 to 5782

4 values • 3 distinct

Mass

0.87 Msun

0.80 to 0.99

4 values • 3 distinct

Radius

1.09 Rsun

1.08 to 1.28

4 values • 3 distinct

Luminosity

0.11 log(Lsun)

single adopted value

1 values • 1 distinct

Distance

259.2 pc

single adopted value

4 values • 1 distinct

Spectral Type

G3

Consistent across records

G3 (1)

Planets

2

Stable across source rows

2

System Layout

Known planets

2 planets linked to this host

K2-389 b

Transit

Discovery

2022

Period

8.58 days

Radius

2.12 R⊕

Mass

Eq. Temp

K2-389 c

Transit

Discovery

2022

Period

20.85 days

Radius

2.04 R⊕

Mass

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

4 values • 3 distinct

Massdisputed

4 values • 3 distinct

Radiusdisputed

4 values • 3 distinct

Luminositystable

1 values • 1 distinct

Surface Gravitydisputed

4 values • 3 distinct

Metallicitydisputed

4 values • 3 distinct

Spectral Typestable

1 values • 1 distinct

ST TEFFST MASSST RADST AGEST LUMST SPECTYPESY DISTStellar RefSystem Ref
57820.801.08259.2Christiansen et al. 2022TICv8
57820.801.08G3259.2Zink et al. 2021TICv8
5422.20.941.280.11259.2TICv8TICv8
57730.991.09259.2Howard et al. 2025TICv8