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Stellar HostProfile

GJ 9689

M0.5 • 30.62 pc

Records

3

literature rows

Planets

1

system count

References

4

distinct source labels

HIP: HIP 99699TIC: TIC 87942223

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

3836 K

3784 to 3845

3 values • 3 distinct

Mass

0.59 Msun

0.48 to 0.59

3 values • 3 distinct

Radius

0.57 Rsun

0.54 to 0.60

3 values • 3 distinct

Age

8.90 Gyr

single adopted value

1 values • 1 distinct

Luminosity

-1.20 log(Lsun)

-1.22 to -1.17

3 values • 3 distinct

Distance

30.62 pc

single adopted value

3 values • 1 distinct

Spectral Type

M0.5

Multiple classifications reported

M0.5 (1), M0V: (1)

Planets

1

Stable across source rows

1

System Layout

Known planets

1 planets linked to this host

GJ 9689 b

Radial Velocity

Discovery

2020

Period

18.27 days

Radius

Mass

9.65 M⊕

Eq. Temp

453.0 K

Provenance

Underlying measurements and references

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

3 values • 3 distinct

Radiusdisputed

3 values • 3 distinct

Agestable

1 values • 1 distinct

Luminositydisputed

3 values • 3 distinct

Surface Gravitydisputed

2 values • 2 distinct

Metallicitystable

1 values • 1 distinct

Spectral Typedisputed

2 values • 2 distinct

ST TEFFST MASSST RADST AGEST LUMST SPECTYPESY DISTStellar RefSystem Ref
38450.480.54-1.22M0V:30.62Turnbull 2015TICv8
38360.590.578.90-1.20M0.530.62Maldonado et al. 2021TICv8
37840.590.60-1.1730.62TICv8TICv8