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Stellar HostProfile

Kepler-21

F6 IV • 108.5 pc

Records

21

literature rows

Planets

1

system count

References

22

distinct source labels

HD: HD 179070HIP: HIP 94112TIC: TIC 121214185

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

6162 K

6110.0 to 6409

17 values • 8 distinct

Mass

1.34 Msun

1.16 to 1.41

14 values • 10 distinct

Radius

1.90 Rsun

1.11 to 2.04

18 values • 12 distinct

Age

3.19 Gyr

2.82 to 4.40

8 values • 7 distinct

Luminosity

0.70 log(Lsun)

0.69 to 0.71

3 values • 3 distinct

Distance

108.5 pc

single adopted value

21 values • 1 distinct

Spectral Type

F6 IV

Multiple classifications reported

F6 IV (1), G0 (1)

Planets

1

Stable across source rows

1

System Layout

Known planets

1 planets linked to this host

Kepler-21 b

Transit

Discovery

2012

Period

2.79 days

Radius

1.64 R⊕

Mass

5.08 M⊕

Eq. Temp

2025 K

Provenance

Underlying measurements and references

Evidence Summary

Rows

21

Stellar refs

21

System refs

1

Distancestable

21 values • 1 distinct

Parallaxstable

21 values • 1 distinct

Temperaturedisputed

17 values • 8 distinct

Massdisputed

14 values • 10 distinct

Radiusdisputed

18 values • 12 distinct

Agedisputed

8 values • 7 distinct

Luminositydisputed

3 values • 3 distinct

Surface Gravitydisputed

14 values • 8 distinct

Metallicitydisputed

12 values • 7 distinct

Spectral Typedisputed

2 values • 2 distinct

ST TEFFST MASSST RADST AGEST LUMST SPECTYPESY DISTStellar RefSystem Ref
63051.411.903.030.71108.5López-Morales et al. 2016TICv8
1.331.894.40108.5Chaplin et al. 2014TICv8
61621.241.793.55108.5Morton et al. 2016TICv8
61311.362.043.35108.5Q1-Q8 KOI TableTICv8
61311.341.86108.5Q1-Q17 DR24 KOI TableTICv8
G0108.5Cannon & Pickering 1918TICv8
61311.341.86108.5Q1-Q16 KOI TableTICv8
62021.251.943.98108.5Fulton & Petigura 2018TICv8
108.5Nordstrom et al. 2004TICv8
61311.341.86108.5Q1-Q12 KOI TableTICv8
62021.95108.5Berger et al. 2018TICv8
61312.04108.5Q1-Q6 KOI TableTICv8
61312.04108.5Batalha et al. 2013TICv8
108.5Q1-Q17 DR25 Supplemental KOI TableTICv8
64091.171.11108.5Mortier et al. 2013TICv8
6248.41.211.910.70108.5TICv8TICv8
62021.161.73108.5Q1-Q17 DR25 KOI TableTICv8
63051.411.902.84108.5Bonomo et al. 2023TICv8
6110.01.970.69108.5Gaia DR2TICv8
61311.341.862.84F6 IV108.5Howell et al. 2012TICv8
62691.371.862.82108.5Sousa et al. 2015TICv8