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Stellar HostProfile

alf Ari

K1 IIIb • 20.21 pc

Records

9

literature rows

Planets

1

system count

References

9

distinct source labels

HIP: HIP 9884TIC: TIC 306349516HD: HD 12929

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

4533 K

4504 to 4621.8

4 values • 4 distinct

Mass

1.50 Msun

1.33 to 3.13

3 values • 3 distinct

Radius

14.55 Rsun

13.90 to 15.21

2 values • 2 distinct

Luminosity

1.93 log(Lsun)

single adopted value

1 values • 1 distinct

Distance

20.21 pc

single adopted value

9 values • 1 distinct

Spectral Type

K1 IIIb

Multiple classifications reported

K1 IIIb (1), K2 (1), K2 IIIab (1), K2III (1)

Planets

1

Stable across source rows

1

System Layout

Known planets

1 planets linked to this host

alf Ari b

Radial Velocity

Discovery

2010

Period

380.8 days

Radius

Mass

572.1 M⊕

Eq. Temp

Provenance

Underlying measurements and references

Evidence Summary

Rows

9

Stellar refs

8

System refs

1

Distancestable

9 values • 1 distinct

Parallaxstable

9 values • 1 distinct

Temperaturedisputed

4 values • 4 distinct

Massdisputed

3 values • 3 distinct

Radiusdisputed

2 values • 2 distinct

Luminositystable

1 values • 1 distinct

Surface Gravitydisputed

3 values • 3 distinct

Metallicitydisputed

3 values • 3 distinct

Spectral Typedisputed

4 values • 4 distinct

ST TEFFST MASSST RADST AGEST LUMST SPECTYPESY DISTStellar RefSystem Ref
45043.1315.211.93K2III20.21Turnbull 2015TICv8
20.21Duncan et al. 1991TICv8
45531.5013.9020.21Lee et al. 2011TICv8
K1 IIIb20.21Gray et al. 2003TICv8
K220.21Cannon & Pickering 1918TICv8
45131.3320.21Mortier et al. 2013TICv8
K2 IIIab20.21Garrison & Beattie 1998TICv8
20.21Duncan et al. 1991TICv8
4621.820.21TICv8TICv8