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Stellar HostProfile

HD 19994

F8 • 22.52 pc

Records

20

literature rows

Planets

1

system count

References

21

distinct source labels

HD: HD 19994HIP: HIP 14954TIC: TIC 49845357

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

6181.5 K

6071 to 6315

12 values • 11 distinct

Mass

1.36 Msun

1.14 to 1.37

9 values • 6 distinct

Radius

1.75 Rsun

1.75 to 1.84

5 values • 3 distinct

Age

2.56 Gyr

2.40 to 3.50

4 values • 3 distinct

Luminosity

0.59 log(Lsun)

0.57 to 0.63

6 values • 6 distinct

Distance

22.52 pc

single adopted value

20 values • 1 distinct

Spectral Type

F8

Multiple classifications reported

F8 (1), F8 V (1), F8.5 V (1), G0 V (1), G0V (1)

Planets

1

Stable across source rows

1

System Layout

Known planets

1 planets linked to this host

HD 19994 b

Radial Velocity

Discovery

2003

Period

535.7 days

Radius

Mass

534.0 M⊕

Eq. Temp

Provenance

Underlying measurements and references

Evidence Summary

Rows

20

Stellar refs

20

System refs

1

Distancestable

20 values • 1 distinct

Parallaxstable

20 values • 1 distinct

Temperaturedisputed

12 values • 11 distinct

Massdisputed

9 values • 6 distinct

Radiusdisputed

5 values • 3 distinct

Agedisputed

4 values • 3 distinct

Luminositydisputed

6 values • 6 distinct

Surface Gravitydisputed

11 values • 10 distinct

Metallicitydisputed

11 values • 9 distinct

Spectral Typedisputed

5 values • 5 distinct

ST TEFFST MASSST RADST AGEST LUMST SPECTYPESY DISTStellar RefSystem Ref
60801.141.800.6022.52TICv8TICv8
61901.3722.52Santos et al. 2004TICv8
614022.52Maldonado et al. 2015TICv8
60711.840.6222.52Gaia DR2TICv8
22.52Nordstrom et al. 2004TICv8
G0 V22.52Michigan Catalog, Vol. 5TICv8
631522.52Suárez-Andrés et al. 2016TICv8
61751.3422.52Santos et al. 2003TICv8
22.52Nidever et al. 2002TICv8
614522.52Tsantaki et al. 2014TICv8
22.52Valenti & Fischer 2005TICv8
61881.36F8 V22.52Wittenmyer et al. 2009TICv8
F822.52Cannon & Pickering 1918TICv8
61881.371.752.560.63G0V22.52Turnbull 2015TICv8
60811.301.753.500.5722.52Ghezzi et al. 2010TICv8
62891.370.5722.52Sousa et al. 2008TICv8
22.52Wright et al. 2004TICv8
62171.342.400.5822.52Mayor et al. 2004TICv8
1.361.752.5622.52Takeda et al. 2007TICv8
F8.5 V22.52Gray et al. 2003TICv8