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Stellar HostProfile

HD 222237

K0 • 11.45 pc

Records

11

literature rows

Planets

1

system count

References

12

distinct source labels

HIP: HIP 116745TIC: TIC 277913391HD: HD 222237

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

4751.3 K

4723 to 4780

4 values • 4 distinct

Mass

0.74 Msun

0.48 to 0.76

6 values • 5 distinct

Radius

0.71 Rsun

0.71 to 0.72

4 values • 3 distinct

Age

7.04 Gyr

5.28 to 8.80

2 values • 2 distinct

Luminosity

-0.64 log(Lsun)

-0.67 to -0.62

3 values • 3 distinct

Distance

11.45 pc

single adopted value

11 values • 1 distinct

Spectral Type

K0

Multiple classifications reported

K0 (1), K3 V (1), K3+ V (1), K4 V (1), K4V (1)

Planets

1

Stable across source rows

1

System Layout

Known planets

1 planets linked to this host

HD 222237 b

Radial Velocity

Discovery

2024

Period

20089 days

Radius

Mass

1589.1 M⊕

Eq. Temp

Provenance

Underlying measurements and references

Evidence Summary

Rows

11

Stellar refs

11

System refs

1

Distancestable

11 values • 1 distinct

Parallaxstable

11 values • 1 distinct

Temperaturedisputed

4 values • 4 distinct

Massdisputed

6 values • 5 distinct

Radiusdisputed

4 values • 3 distinct

Agedisputed

2 values • 2 distinct

Luminositydisputed

3 values • 3 distinct

Surface Gravitydisputed

5 values • 4 distinct

Metallicitydisputed

4 values • 4 distinct

Spectral Typedisputed

5 values • 5 distinct

ST TEFFST MASSST RADST AGEST LUMST SPECTYPESY DISTStellar RefSystem Ref
47800.48-0.6711.45Sousa et al. 2008TICv8
11.45Valenti & Fischer 2005TICv8
47230.740.728.80-0.62K4V11.45Turnbull 2015TICv8
0.740.725.2811.45Takeda et al. 2007TICv8
K3+ V11.45Gray et al. 2006TICv8
47510.760.71K3 V11.45Xiao et al. 2024TICv8
K4 V11.45Michigan Catalog, Vol. 1TICv8
11.45Nordstrom et al. 2004TICv8
K011.45Cannon & Pickering 1918TICv8
0.7011.45An et al. 2025TICv8
4751.60.760.71-0.6411.45TICv8TICv8