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Stellar HostProfile

HD 155918

G0 • 27.56 pc

Records

8

literature rows

Planets

2

system count

References

9

distinct source labels

HD: HD 155918HIP: HIP 84988TIC: TIC 311649327

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

5761.9 K

5752 to 5771.8

2 values • 2 distinct

Mass

1.03 Msun

1.03 to 1.63

3 values • 2 distinct

Radius

1.04 Rsun

1.02 to 1.07

2 values • 2 distinct

Age

12.30 Gyr

single adopted value

1 values • 1 distinct

Luminosity

0.03 log(Lsun)

0.02 to 0.05

2 values • 2 distinct

Distance

27.56 pc

single adopted value

8 values • 1 distinct

Spectral Type

G0

Multiple classifications reported

G0 (1), G2 V (1), G2 V Fe-1.0 CH-0.6 (1), G2V (1)

Planets

2

Stable across source rows

2

System Layout

Known planets

2 planets linked to this host

HD 155918 c

Radial Velocity

Discovery

2022

Period

1.72e4 days

Radius

Mass

1878.0 M⊕

Eq. Temp

HD 155918 b

Radial Velocity

Discovery

2022

Period

1.88 days

Radius

Mass

7.63 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

2 values • 2 distinct

Massdisputed

3 values • 2 distinct

Radiusdisputed

2 values • 2 distinct

Agestable

1 values • 1 distinct

Luminositydisputed

2 values • 2 distinct

Surface Gravitydisputed

2 values • 2 distinct

Metallicitydisputed

2 values • 2 distinct

Spectral Typedisputed

4 values • 4 distinct

ST TEFFST MASSST RADST AGEST LUMST SPECTYPESY DISTStellar RefSystem Ref
G2 V27.56Michigan Catalog, Vol. 1TICv8
27.56Valenti & Fischer 2005TICv8
57521.631.0712.300.05G2V27.56Turnbull 2015TICv8
1.0327.56Feng et al. 2022TICv8
27.56Nordstrom et al. 2004TICv8
5771.81.031.020.0227.56TICv8TICv8
G2 V Fe-1.0 CH-0.627.56Gray et al. 2006TICv8
G027.56Cannon & Pickering 1918TICv8