Back to Stellar Hosts
Stellar HostProfile

HD 27442

K1/2 III • 18.27 pc

Records

15

literature rows

Planets

1

system count

References

16

distinct source labels

HIP: HIP 19921HD: HD 27442TIC: TIC 198079199

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

4846 K

4677 to 4961

9 values • 8 distinct

Mass

1.23 Msun

0.83 to 1.48

6 values • 6 distinct

Radius

3.48 Rsun

3.18 to 4.06

4 values • 4 distinct

Age

2.89 Gyr

2.84 to 10

3 values • 3 distinct

Luminosity

0.84 log(Lsun)

0.79 to 0.85

3 values • 3 distinct

Distance

18.27 pc

single adopted value

15 values • 1 distinct

Spectral Type

K1/2 III

Multiple classifications reported

K1/2 III (1), K1/2III (1), K2 (1), K2 III (1)

Planets

1

Stable across source rows

1

System Layout

Known planets

1 planets linked to this host

HD 27442 b

Radial Velocity

Discovery

2000

Period

415.2 days

Radius

Mass

429.1 M⊕

Eq. Temp

Provenance

Underlying measurements and references

Evidence Summary

Rows

15

Stellar refs

15

System refs

1

Distancestable

15 values • 1 distinct

Parallaxstable

15 values • 1 distinct

Temperaturedisputed

9 values • 8 distinct

Massdisputed

6 values • 6 distinct

Radiusdisputed

4 values • 4 distinct

Agedisputed

3 values • 3 distinct

Luminositydisputed

3 values • 3 distinct

Surface Gravitydisputed

7 values • 7 distinct

Metallicitydisputed

9 values • 7 distinct

Spectral Typedisputed

4 values • 4 distinct

ST TEFFST MASSST RADST AGEST LUMST SPECTYPESY DISTStellar RefSystem Ref
4850.73.5418.27TICv8TICv8
48461.483.432.840.84K1/2III18.27Turnbull 2015TICv8
K2 III18.27Gray et al. 2006TICv8
48461.2318.27Butler et al. 2006TICv8
K1/2 III18.27Michigan Catalog, Vol. 1TICv8
47811.2418.27Mortier et al. 2013TICv8
49611.463.182.890.7918.27Jofré et al. 2015TICv8
482518.27Santos et al. 2004TICv8
18.27Reiners & Schmitt 2003aTICv8
K218.27Cannon & Pickering 1918TICv8
1.201018.27Butler et al. 2001TICv8
18.27Valenti & Fischer 2005TICv8
46774.060.8518.27Gaia DR2TICv8
48900.8318.27Santos et al. 2003TICv8
485218.27Tsantaki et al. 2014TICv8