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Stellar HostProfile

GJ 687

M3 • 4.55 pc

Records

11

literature rows

Planets

2

system count

References

12

distinct source labels

HIP: HIP 86162TIC: TIC 233193964

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

3428 K

3340 to 3825.5

5 values • 5 distinct

Mass

0.41 Msun

0.38 to 0.45

6 values • 6 distinct

Radius

0.42 Rsun

0.40 to 0.43

5 values • 5 distinct

Luminosity

-1.69 log(Lsun)

-1.70 to -1.67

2 values • 2 distinct

Distance

4.55 pc

single adopted value

11 values • 1 distinct

Spectral Type

M3

Multiple classifications reported

M3 (1), M3 V (1), M3.0V (1)

Planets

2

Stable across source rows

2

System Layout

Known planets

2 planets linked to this host

GJ 687 b

Radial Velocity

Discovery

2014

Period

38.14 days

Radius

Mass

19.07 M⊕

Eq. Temp

GJ 687 c

Radial Velocity

Discovery

2020

Period

727.6 days

Radius

Mass

16 M⊕

Eq. Temp

Provenance

Underlying measurements and references

Evidence Summary

Rows

11

Stellar refs

11

System refs

1

Distancestable

11 values • 1 distinct

Parallaxstable

11 values • 1 distinct

Temperaturedisputed

5 values • 5 distinct

Massdisputed

6 values • 6 distinct

Radiusdisputed

5 values • 5 distinct

Luminositydisputed

2 values • 2 distinct

Surface Gravitydisputed

3 values • 3 distinct

Metallicitydisputed

3 values • 2 distinct

Spectral Typedisputed

3 values • 3 distinct

ST TEFFST MASSST RADST AGEST LUMST SPECTYPESY DISTStellar RefSystem Ref
0.400.414.55TICv8TICv8
34130.410.42-1.67M3 V4.55Burt et al. 2014TICv8
4.55Nidever et al. 2002TICv8
3561.30.420.404.55Rosenthal et al. 2021TICv8
0.404.55Feng et al. 2020TICv8
3825.54.55Gaia DR2TICv8
M34.55Hawley et al. 1996TICv8
33400.450.434.55Stassun et al. 2017TICv8
34280.380.42-1.70M3.0V4.55Turnbull 2015TICv8
4.55Duncan et al. 1991TICv8
4.55Wright et al. 2004TICv8