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Stellar HostProfile

HD 28678

G8 IV • 189.9 pc

Records

9

literature rows

Planets

1

system count

References

10

distinct source labels

HD: HD 28678HIP: HIP 21109TIC: TIC 449145115

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

4972 K

4722 to 5076

7 values • 6 distinct

Mass

1.74 Msun

1.41 to 3.16

5 values • 5 distinct

Radius

6.34 Rsun

3.71 to 6.98

6 values • 6 distinct

Age

2.34 Gyr

1.80 to 2.88

2 values • 2 distinct

Luminosity

1.26 log(Lsun)

1.20 to 1.36

3 values • 3 distinct

Distance

189.9 pc

single adopted value

9 values • 1 distinct

Spectral Type

G8 IV

Multiple classifications reported

G8 IV (1), K0 (1)

Planets

1

Stable across source rows

1

System Layout

Known planets

1 planets linked to this host

HD 28678 b

Radial Velocity

Discovery

2011

Period

387.1 days

Radius

Mass

810.5 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

7 values • 6 distinct

Massdisputed

5 values • 5 distinct

Radiusdisputed

6 values • 6 distinct

Agedisputed

2 values • 2 distinct

Luminositydisputed

3 values • 3 distinct

Surface Gravitydisputed

5 values • 4 distinct

Metallicitydisputed

5 values • 5 distinct

Spectral Typedisputed

2 values • 2 distinct

ST TEFFST MASSST RADST AGEST LUMST SPECTYPESY DISTStellar RefSystem Ref
K0189.9Cannon & Pickering 1918TICv8
49726.86189.9TICv8TICv8
50522.03189.9Mortier et al. 2013TICv8
50761.746.201.801.36189.9Johnson et al. 2011TICv8
G8 IV189.9Michigan Catalog, Vol. 5TICv8
4947.65.801.26189.9Gaia DR2TICv8
49721.536.48189.9Luhn et al. 2019TICv8
47223.166.98189.9Stassun et al. 2017TICv8
50711.413.712.881.20189.9Jofré et al. 2015TICv8