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Stellar HostProfile

GJ 422

A0 • 12.66 pc

Records

7

literature rows

Planets

1

system count

References

8

distinct source labels

HD: HD 304043HIP: HIP 55042TIC: TIC 450545735

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

3423.5 K

3323 to 3816

4 values • 4 distinct

Mass

0.35 Msun

0.35 to 0.36

4 values • 3 distinct

Radius

0.38 Rsun

0.37 to 0.38

2 values • 2 distinct

Luminosity

-1.77 log(Lsun)

-1.96 to -1.70

3 values • 3 distinct

Distance

12.66 pc

single adopted value

7 values • 1 distinct

Spectral Type

A0

Multiple classifications reported

A0 (1), M (1), M3.5 (1), M3.5 V (1)

Planets

1

Stable across source rows

1

System Layout

Known planets

1 planets linked to this host

GJ 422 b

Radial Velocity

Discovery

2014

Period

20.13 days

Radius

Mass

11.07 M⊕

Eq. Temp

Provenance

Underlying measurements and references

Evidence Summary

Rows

7

Stellar refs

7

System refs

1

Distancestable

7 values • 1 distinct

Parallaxstable

7 values • 1 distinct

Temperaturedisputed

4 values • 4 distinct

Massdisputed

4 values • 3 distinct

Radiusdisputed

2 values • 2 distinct

Luminositydisputed

3 values • 3 distinct

Surface Gravitystable

1 values • 1 distinct

Spectral Typedisputed

4 values • 4 distinct

ST TEFFST MASSST RADST AGEST LUMST SPECTYPESY DISTStellar RefSystem Ref
33230.35-1.96M3.5 V12.66Tuomi et al. 2014TICv8
381612.66Gaia DR2TICv8
34280.360.37-1.7712.66TICv8TICv8
M3.512.66Hawley et al. 1996TICv8
A012.66Nesterov et al. 1995TICv8
34190.360.38-1.70M12.66Turnbull 2015TICv8
0.3512.66Feng et al. 2020TICv8