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Stellar HostProfile

KELT-21

A8 V • 470.9 pc

Records

4

literature rows

Planets

1

system count

References

5

distinct source labels

HD: HD 332124TIC: TIC 203189770

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

8242.8 K

7598 to 8324

4 values • 3 distinct

Mass

1.76 Msun

1.46 to 2.05

2 values • 2 distinct

Radius

1.71 Rsun

1.64 to 1.71

3 values • 3 distinct

Age

1.60 Gyr

single adopted value

1 values • 1 distinct

Luminosity

1.00 log(Lsun)

0.90 to 1.10

2 values • 2 distinct

Distance

470.9 pc

single adopted value

4 values • 1 distinct

Spectral Type

A8 V

Consistent across records

A8 V (1)

Planets

1

Stable across source rows

1

System Layout

Known planets

1 planets linked to this host

KELT-21 b

Transit

Discovery

2018

Period

3.61 days

Radius

17.78 R⊕

Mass

1242.7 M⊕

Eq. Temp

2051 K

Provenance

Underlying measurements and references

Evidence Summary

Rows

4

Stellar refs

4

System refs

1

Distancestable

4 values • 1 distinct

Parallaxstable

4 values • 1 distinct

Temperaturedisputed

4 values • 3 distinct

Massdisputed

2 values • 2 distinct

Radiusdisputed

3 values • 3 distinct

Agestable

1 values • 1 distinct

Luminositydisputed

2 values • 2 distinct

Surface Gravitydisputed

3 values • 3 distinct

Metallicitystable

1 values • 1 distinct

Spectral Typestable

1 values • 1 distinct

ST TEFFST MASSST RADST AGEST LUMST SPECTYPESY DISTStellar RefSystem Ref
83242.051.711.10470.9TICv8TICv8
8161.7470.9Gaia DR2TICv8
83241.71470.9ExoFOPTICv8
75981.461.641.600.90A8 V470.9Johnson et al. 2018TICv8