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Stellar HostProfile

HD 156668

K2 • 24.33 pc

Records

8

literature rows

Planets

2

system count

References

9

distinct source labels

TIC: TIC 257715493HIP: HIP 84607HD: HD 156668

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

4849.9 K

4813 to 4903.7

5 values • 5 distinct

Mass

0.78 Msun

0.74 to 0.79

4 values • 4 distinct

Radius

0.77 Rsun

0.72 to 0.80

5 values • 5 distinct

Age

8.60 Gyr

single adopted value

1 values • 1 distinct

Luminosity

-0.52 log(Lsun)

-0.54 to 0.23

4 values • 4 distinct

Distance

24.33 pc

single adopted value

8 values • 1 distinct

Spectral Type

K2

Multiple classifications reported

K2 (2), K3 V (1)

Planets

2

Stable across source rows

2

System Layout

Known planets

2 planets linked to this host

HD 156668 b

Radial Velocity

Discovery

2010

Period

4.65 days

Radius

Mass

4.15 M⊕

Eq. Temp

HD 156668 c

Radial Velocity

Discovery

2021

Period

811.3 days

Radius

Mass

31.50 M⊕

Eq. Temp

Provenance

Underlying measurements and references

Evidence Summary

Rows

8

Stellar refs

8

System refs

1

Distancestable

8 values • 1 distinct

Parallaxstable

8 values • 1 distinct

Temperaturedisputed

5 values • 5 distinct

Massdisputed

4 values • 4 distinct

Radiusdisputed

5 values • 5 distinct

Agestable

1 values • 1 distinct

Luminositydisputed

4 values • 4 distinct

Surface Gravitydisputed

3 values • 3 distinct

Metallicitydisputed

3 values • 3 distinct

Spectral Typedisputed

3 values • 2 distinct

ST TEFFST MASSST RADST AGEST LUMST SPECTYPESY DISTStellar RefSystem Ref
4849.90.790.76-0.5424.33TICv8TICv8
48500.770.728.600.2324.33Howard et al. 2011TICv8
4903.70.790.7724.33Rosenthal et al. 2021TICv8
K3 V24.33Gray et al. 2003TICv8
24.33Wright et al. 2004TICv8
K224.33Cannon & Pickering 1918TICv8
48130.740.80-0.51K224.33Turnbull 2015TICv8
4831.50.77-0.5424.33Gaia DR2TICv8