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Stellar HostProfile

HD 109271

G3/5 V • 55.87 pc

Records

6

literature rows

Planets

2

system count

References

7

distinct source labels

HIP: HIP 61300TIC: TIC 429301734HD: HD 109271

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

5783 K

5748.4 to 5820.9

3 values • 3 distinct

Mass

1.05 Msun

1.05 to 1.05

2 values • 2 distinct

Radius

1.28 Rsun

1.26 to 1.29

2 values • 2 distinct

Age

7.30 Gyr

single adopted value

1 values • 1 distinct

Luminosity

0.22 log(Lsun)

0.21 to 0.30

3 values • 3 distinct

Distance

55.87 pc

single adopted value

6 values • 1 distinct

Spectral Type

G3/5 V

Multiple classifications reported

G3/5 V (1), G5 (1), G5 V (1)

Planets

2

Stable across source rows

2

System Layout

Known planets

2 planets linked to this host

HD 109271 c

Radial Velocity

Discovery

2013

Period

30.93 days

Radius

Mass

24.15 M⊕

Eq. Temp

HD 109271 b

Radial Velocity

Discovery

2013

Period

7.85 days

Radius

Mass

17.16 M⊕

Eq. Temp

Provenance

Underlying measurements and references

Evidence Summary

Rows

6

Stellar refs

6

System refs

1

Distancestable

6 values • 1 distinct

Parallaxstable

6 values • 1 distinct

Temperaturedisputed

3 values • 3 distinct

Massdisputed

2 values • 2 distinct

Radiusdisputed

2 values • 2 distinct

Agestable

1 values • 1 distinct

Luminositydisputed

3 values • 3 distinct

Surface Gravitydisputed

2 values • 2 distinct

Metallicitystable

2 values • 1 distinct

Spectral Typedisputed

3 values • 3 distinct

ST TEFFST MASSST RADST AGEST LUMST SPECTYPESY DISTStellar RefSystem Ref
5820.91.051.260.2155.87TICv8TICv8
5748.41.290.2255.87Gaia DR2TICv8
55.87Nordstrom et al. 2004TICv8
G555.87Cannon & Pickering 1918TICv8
57831.057.300.30G5 V55.87Lo Curto et al. 2013TICv8
G3/5 V55.87Michigan Catalog, Vol. 5TICv8