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Stellar HostProfile

KELT-9

A0 • 204.5 pc

Records

6

literature rows

Planets

1

system count

References

7

distinct source labels

HIP: HIP 101252HD: HD 195689TIC: TIC 16740101

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

9492.5 K

9435 to 10170

4 values • 3 distinct

Mass

2.43 Msun

1.98 to 2.52

3 values • 3 distinct

Radius

2.29 Rsun

2.18 to 2.36

4 values • 3 distinct

Age

0.30 Gyr

single adopted value

1 values • 1 distinct

Luminosity

1.66 log(Lsun)

1.59 to 1.72

2 values • 2 distinct

Distance

204.5 pc

single adopted value

6 values • 1 distinct

Spectral Type

A0

Multiple classifications reported

A0 (1), B9.5-A0 (1)

Planets

1

Stable across source rows

1

System Layout

Known planets

1 planets linked to this host

KELT-9 b

Transit

Discovery

2017

Period

1.48 days

Radius

Mass

Eq. Temp

Provenance

Underlying measurements and references

Evidence Summary

Rows

6

Stellar refs

6

System refs

1

Distancestable

6 values • 1 distinct

Parallaxstable

6 values • 1 distinct

Temperaturedisputed

4 values • 3 distinct

Massdisputed

3 values • 3 distinct

Radiusdisputed

4 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 Typedisputed

2 values • 2 distinct

ST TEFFST MASSST RADST AGEST LUMST SPECTYPESY DISTStellar RefSystem Ref
101702.522.360.301.72B9.5-A0204.5Gaudi et al. 2017TICv8
1.982.18204.5Hoeijmakers et al. 2019TICv8
9435204.5Gaia DR2TICv8
94352.29204.5ExoFOPTICv8
95502.432.291.59204.5TICv8TICv8
A0204.5Cannon & Pickering 1918TICv8