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Stellar HostProfile

GJ 317

M3.5 V • 15.20 pc

Records

9

literature rows

Planets

2

system count

References

10

distinct source labels

TIC: TIC 118608254

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

3496 K

3347 to 3589.8

5 values • 5 distinct

Mass

0.42 Msun

0.24 to 0.45

7 values • 6 distinct

Radius

0.43 Rsun

0.40 to 0.43

3 values • 3 distinct

Age

5 Gyr

single adopted value

1 values • 1 distinct

Luminosity

-1.69 log(Lsun)

single adopted value

1 values • 1 distinct

Distance

15.20 pc

single adopted value

9 values • 1 distinct

Spectral Type

M3.5 V

Multiple classifications reported

M3.5 V (3), M2.5 V (1)

Planets

2

Stable across source rows

2

System Layout

Known planets

2 planets linked to this host

GJ 317 b

Radial Velocity

Discovery

2007

Period

695.4 days

Radius

Mass

588.9 M⊕

Eq. Temp

GJ 317 c

Radial Velocity

Discovery

2018

Period

7500 days

Radius

Mass

531.7 M⊕

Eq. Temp

Provenance

Underlying measurements and references

Evidence Summary

Rows

9

Stellar refs

9

System refs

1

Distancestable

9 values • 1 distinct

Parallaxstable

9 values • 1 distinct

Temperaturedisputed

5 values • 5 distinct

Massdisputed

7 values • 6 distinct

Radiusdisputed

3 values • 3 distinct

Agestable

1 values • 1 distinct

Luminositystable

1 values • 1 distinct

Surface Gravitydisputed

2 values • 2 distinct

Metallicitydisputed

5 values • 5 distinct

Spectral Typedisputed

4 values • 2 distinct

ST TEFFST MASSST RADST AGEST LUMST SPECTYPESY DISTStellar RefSystem Ref
3589.815.20Gaia DR2TICv8
3492.70.450.4315.20Rosenthal et al. 2021TICv8
0.4215.20Feng et al. 2020TICv8
M3.5 V15.20Hawley et al. 1996TICv8
35100.425M2.5 V15.20Anglada-Escudé et al. 2012TICv8
33470.420.43-1.6915.20TICv8TICv8
0.2415.20Bryan et al. 2016TICv8
0.26M3.5 V15.20Johnson et al. 2007TICv8
34960.400.40M3.5 V15.20Morales et al. 2025TICv8