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Stellar HostProfile

GJ 143

K0 • 16.32 pc

Records

11

literature rows

Planets

2

system count

References

11

distinct source labels

TIC: TIC 279741379HD: HD 21749HIP: HIP 16069

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

4628.5 K

4571 to 4723

7 values • 5 distinct

Mass

0.73 Msun

0.68 to 0.76

5 values • 4 distinct

Radius

0.71 Rsun

0.69 to 0.76

7 values • 6 distinct

Age

3.80 Gyr

single adopted value

1 values • 1 distinct

Luminosity

-0.69 log(Lsun)

-0.73 to -0.64

6 values • 5 distinct

Distance

16.32 pc

single adopted value

11 values • 1 distinct

Spectral Type

K0

Multiple classifications reported

K0 (1), K4 V (1), K4.5 (1), K4.5 V (1), K4V (1)

Planets

2

Stable across source rows

2

System Layout

Known planets

2 planets linked to this host

HD 21749 c

Transit

Discovery

2019

Period

7.79 days

Radius

1.00 R⊕

Mass

Eq. Temp

966 K

GJ 143 b

Transit

Discovery

2019

Period

35.59 days

Radius

Mass

30.63 M⊕

Eq. Temp

Provenance

Underlying measurements and references

Evidence Summary

Rows

11

Stellar refs

10

System refs

1

Distancestable

11 values • 1 distinct

Parallaxstable

11 values • 1 distinct

Temperaturedisputed

7 values • 5 distinct

Massdisputed

5 values • 4 distinct

Radiusdisputed

7 values • 6 distinct

Agestable

1 values • 1 distinct

Luminositydisputed

6 values • 5 distinct

Surface Gravitydisputed

5 values • 4 distinct

Metallicitydisputed

3 values • 3 distinct

Spectral Typedisputed

5 values • 5 distinct

ST TEFFST MASSST RADST AGEST LUMST SPECTYPESY DISTStellar RefSystem Ref
K016.32Cannon & Pickering 1918TICv8
K4.5 V16.32Gray et al. 2006TICv8
45710.680.76-0.64K4V16.32Turnbull 2015TICv8
K4 V16.32Michigan Catalog, Vol. 1TICv8
47230.76-0.7316.32Sousa et al. 2008TICv8
4628.50.7116.32ExoFOPTICv8
0.760.73-0.7116.32Trifonov et al. 2019TICv8
46400.730.693.80-0.69K4.516.32Dragomir et al. 2019TICv8
4628.50.7116.32ExoFOPTICv8
4628.50.730.71-0.6916.32TICv8TICv8
4628.50.71-0.6916.32Gaia DR2TICv8