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Stellar HostProfile

Kepler-421

G9/K0 • 348.6 pc

Records

12

literature rows

Planets

1

system count

References

13

distinct source labels

TIC: TIC 164522394

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

5305 K

5141 to 5310

11 values • 7 distinct

Mass

0.79 Msun

0.75 to 0.90

7 values • 6 distinct

Radius

0.82 Rsun

0.76 to 0.83

11 values • 9 distinct

Age

9.30 Gyr

4 to 12.30

3 values • 3 distinct

Luminosity

-0.35 log(Lsun)

-0.40 to -0.34

3 values • 3 distinct

Distance

348.6 pc

single adopted value

12 values • 1 distinct

Spectral Type

G9/K0

Consistent across records

G9/K0 (1)

Planets

1

Stable across source rows

1

System Layout

Known planets

1 planets linked to this host

Kepler-421 b

Transit

Discovery

2014

Period

705.0 days

Radius

4.53 R⊕

Mass

Eq. Temp

178 K

Provenance

Underlying measurements and references

Evidence Summary

Rows

12

Stellar refs

12

System refs

1

Distancestable

12 values • 1 distinct

Parallaxstable

12 values • 1 distinct

Temperaturedisputed

11 values • 7 distinct

Massdisputed

7 values • 6 distinct

Radiusdisputed

11 values • 9 distinct

Agedisputed

3 values • 3 distinct

Luminositydisputed

3 values • 3 distinct

Surface Gravitydisputed

8 values • 5 distinct

Metallicitydisputed

6 values • 5 distinct

Spectral Typestable

1 values • 1 distinct

ST TEFFST MASSST RADST AGEST LUMST SPECTYPESY DISTStellar RefSystem Ref
53080.790.764-0.40G9/K0348.6Kipping et al. 2014TICv8
52240.83348.6Berger et al. 2018TICv8
53100.800.79348.6Batalha et al. 2013TICv8
5179.20.83-0.35348.6Gaia DR2TICv8
51410.82348.6Latham et al. 2005TICv8
53050.750.82348.6Q1-Q12 KOI TableTICv8
5265.30.900.81-0.34348.6TICv8TICv8
53100.800.799.30348.6Q1-Q8 KOI TableTICv8
53050.750.82348.6Q1-Q16 KOI TableTICv8
348.6Q1-Q17 DR25 Supplemental KOI TableTICv8
53100.79348.6Q1-Q6 KOI TableTICv8
52240.780.8312.30348.6Fulton & Petigura 2018TICv8