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Stellar HostProfile

HD 4203

G5 • 81.38 pc

Records

16

literature rows

Planets

2

system count

References

17

distinct source labels

HIP: HIP 3502TIC: TIC 434225151HD: HD 4203

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

5636 K

5502 to 5728

9 values • 9 distinct

Mass

1.13 Msun

0.93 to 1.25

10 values • 7 distinct

Radius

1.46 Rsun

1.20 to 1.55

6 values • 6 distinct

Age

6.76 Gyr

5 to 8.52

2 values • 2 distinct

Luminosity

0.29 log(Lsun)

0.21 to 0.30

3 values • 3 distinct

Distance

81.38 pc

single adopted value

16 values • 1 distinct

Spectral Type

G5

Consistent across records

G5 (1)

Planets

2

Stable across source rows

2

System Layout

Known planets

2 planets linked to this host

HD 4203 c

Radial Velocity

Discovery

2014

Period

6700 days

Radius

Mass

689.7 M⊕

Eq. Temp

HD 4203 b

Radial Velocity

Discovery

2001

Period

431.9 days

Radius

Mass

708.8 M⊕

Eq. Temp

Provenance

Underlying measurements and references

Evidence Summary

Rows

16

Stellar refs

16

System refs

1

Distancestable

16 values • 1 distinct

Parallaxstable

16 values • 1 distinct

Temperaturedisputed

9 values • 9 distinct

Massdisputed

10 values • 7 distinct

Radiusdisputed

6 values • 6 distinct

Agedisputed

2 values • 2 distinct

Luminositydisputed

3 values • 3 distinct

Surface Gravitydisputed

9 values • 7 distinct

Metallicitydisputed

9 values • 7 distinct

Spectral Typestable

1 values • 1 distinct

ST TEFFST MASSST RADST AGEST LUMST SPECTYPESY DISTStellar RefSystem Ref
1.1381.38Bryan et al. 2016TICv8
572881.38Suárez-Andrés et al. 2016TICv8
5625.11.141.5081.38Rosenthal et al. 2021TICv8
81.38Nidever et al. 2002TICv8
55021.550.3081.38Gaia DR2TICv8
81.38Wright et al. 2004TICv8
81.38Valenti & Fischer 2005TICv8
55820.991.500.2981.38TICv8TICv8
56441.151.3350.2181.38Ghezzi et al. 2010TICv8
55961.251.4281.38Stassun et al. 2017TICv8
1.131.208.5281.38Takeda et al. 2007TICv8
56361.0681.38Santos et al. 2004TICv8
56500.9381.38Santos et al. 2003TICv8
1.0681.38Vogt et al. 2002TICv8
57021.1381.38Butler et al. 2006TICv8
G581.38Cannon & Pickering 1918TICv8