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Stellar HostProfile

K2-229

G9 • 102.6 pc

Records

9

literature rows

Planets

2

system count

References

10

distinct source labels

TIC: TIC 98720809

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

5199.7 K

5161.2 to 5315

8 values • 6 distinct

Mass

0.85 Msun

0.80 to 0.89

6 values • 6 distinct

Radius

0.79 Rsun

0.77 to 0.80

8 values • 7 distinct

Age

5.40 Gyr

single adopted value

1 values • 1 distinct

Luminosity

-0.39 log(Lsun)

-0.39 to -0.38

2 values • 2 distinct

Distance

102.6 pc

single adopted value

9 values • 1 distinct

Spectral Type

G9

Consistent across records

G9 (1)

Planets

2

Stable across source rows

2

System Layout

Known planets

2 planets linked to this host

K2-229 b

Transit

Discovery

2018

Period

0.58 days

Radius

1.26 R⊕

Mass

2.55 M⊕

Eq. Temp

1763 K

K2-229 c

Transit

Discovery

2018

Period

8.33 days

Radius

2.03 R⊕

Mass

Eq. Temp

750 K

Provenance

Underlying measurements and references

Evidence Summary

Rows

9

Stellar refs

9

System refs

1

Distancestable

9 values • 1 distinct

Parallaxstable

9 values • 1 distinct

Temperaturedisputed

8 values • 6 distinct

Massdisputed

6 values • 6 distinct

Radiusdisputed

8 values • 7 distinct

Agestable

1 values • 1 distinct

Luminositydisputed

2 values • 2 distinct

Surface Gravitydisputed

7 values • 5 distinct

Metallicitydisputed

7 values • 5 distinct

Spectral Typestable

1 values • 1 distinct

ST TEFFST MASSST RADST AGEST LUMST SPECTYPESY DISTStellar RefSystem Ref
51630.840.77102.6Howard et al. 2025TICv8
51850.800.78102.6Dai et al. 2019TICv8
52310.860.80102.6Mayo et al. 2018TICv8
5214.50.890.79-0.38102.6TICv8TICv8
53150.870.79102.6Livingston et al. 2018TICv8
G9102.6Luo et al. 2018TICv8
51850.840.795.40102.6Santerne et al. 2018TICv8
5161.20.80-0.39102.6Gaia DR2TICv8
53150.79102.6Adams et al. 2021TICv8