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Stellar HostProfile

alf Cen A

G2 V • 1.35 pc

Records

15

literature rows

Planets

2

system count

References

11

distinct source labels

TIC: TIC 471011145HD: HD 128620HIP: HIP 71683

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

5801 K

single adopted value

1 values • 1 distinct

Mass

1.06 Msun

1.06 to 1.08

3 values • 3 distinct

Radius

1.25 Rsun

single adopted value

2 values • 1 distinct

Age

7.84 Gyr

single adopted value

2 values • 1 distinct

Luminosity

0.19 log(Lsun)

0.18 to 0.21

2 values • 2 distinct

Distance

1.35 pc

single adopted value

15 values • 1 distinct

Spectral Type

G2 V

Multiple classifications reported

G2 V (3), G0 (1), G2.0V (1)

Planets

2

Stable across source rows

2

Scale Comparison

Radius against the Sun

Current adopted radius: 1.25 R☉ • circles scaled linearly by radius

Sun

1.0 R☉ baseline

alf Cen A

1.25 R☉

System Layout

Known planets

0 planets linked to this host

No confirmed planets found for this stellar host.

Provenance

Underlying measurements and references

Evidence Summary

Rows

15

Stellar refs

10

System refs

1

Distancestable

15 values • 1 distinct

Parallaxstable

15 values • 1 distinct

Temperaturestable

1 values • 1 distinct

Massdisputed

3 values • 3 distinct

Radiusstable

2 values • 1 distinct

Agestable

2 values • 1 distinct

Luminositydisputed

2 values • 2 distinct

Surface Gravitystable

2 values • 1 distinct

Metallicitystable

1 values • 1 distinct

Spectral Typedisputed

5 values • 3 distinct

ST TEFFST MASSST RADST AGEST LUMST SPECTYPESY DISTStellar RefSystem Ref
1.35Pizzolato et al. 2003TICv8
1.061.257.841.35Takeda et al. 2007TICv8
1.35Henry et al. 1996TICv8
1.35Henry et al. 1996TICv8
1.35Henry et al. 1996TICv8
1.35Henry et al. 1996TICv8
1.35Henry et al. 1996TICv8
58011.061.257.840.21G2.0V1.35Turnbull 2015TICv8
1.35Nordstrom et al. 2004TICv8
G2 V1.35Garrison & Beattie 1998TICv8
G01.35Cannon & Pickering 1918TICv8
1.35Valenti & Fischer 2005TICv8
1.080.18G2 V1.35Beichman & Sanghi et al. 2025TICv8
G2 V1.35Gray et al. 2006TICv8
1.35Henry et al. 1996TICv8