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Stellar HostProfile

HAT-P-40

Unclassified star • 464.5 pc

Records

6

literature rows

Planets

1

system count

References

7

distinct source labels

TIC: TIC 199671901

Approximate color

from effective temperature

Canonical Summary

Adopted host values from one source row

Values come from the row with the most populated summary measurements. Missing values stay missing. Ranges and counts describe all source rows.

Stellar source: Bonomo et al. 2017 • System source: TICv8

Temperature

6080 K

5560.3 to 6080

6 values • 3 distinct

Mass

1.51 Msun

1.03 to 1.51

4 values • 3 distinct

Radius

2.21 Rsun

1.94 to 2.30

6 values • 4 distinct

Age

2.70 Gyr

single adopted value

1 values • 1 distinct

Distance

464.5 pc

single adopted value

6 values • 1 distinct

Planets

1

Stable across source rows

1

Scale Comparison

Radius against the Sun

Current adopted radius: 2.21 R☉ (circles scaled linearly by radius)

Sun

1.0 R☉ baseline

HAT-P-40

2.21 R☉

System Layout

Known planets

1 planets linked to this host

HAT-P-40 b

Transit

◌

Discovery

2012

Period

4.46 days

Radius

17.04 R⊕

Mass

152.6 M⊕

Eq. Temp

—

HAT-P-40 and Its Jupiter-Like Planet

HAT-P-40 is a star 1510 light-years away with a mass of 1.51 solar masses, a radius of 2.21 solar radii, and a temperature of 6080 K. It is 2.7 billion years old. One planet orbits this host.

That planet is HAT-P-40 b, a Jupiter-like world discovered by transit in 2012. It completes an orbit every 4.46 days, with a mass of 153 Earth masses and a radius of 17 Earth radii. Its mean density is 0.17 g/cm³, 0.0308 times Earth's.

Provenance

Underlying measurements and references

Download JSONDownload CSV

Evidence Summary

Rows

6

Stellar refs

6

System refs

1

Distancestable

6 values • 1 distinct

Parallaxstable

6 values • 1 distinct

Temperaturedisputed

6 values • 3 distinct

Massdisputed

4 values • 3 distinct

Radiusdisputed

6 values • 4 distinct

Agestable

1 values • 1 distinct

Luminositydisputed

3 values • 3 distinct

Surface Gravitydisputed

3 values • 2 distinct

Metallicitystable

2 values • 1 distinct

ST TEFFST MASSST RADST AGEST LUMST SPECTYPESY DISTStellar RefSystem Ref
60801.512.21—0.78—464.5Hartman et al. 2012TICv8
60801.031.94———464.5Stassun et al. 2017TICv8
60801.512.212.70——464.5Bonomo et al. 2017TICv8
60741.142.09—0.73—464.5TICv8TICv8
6074—2.09———464.5ExoFOPTICv8
5560.3—2.30—0.66—464.5Gaia DR2TICv8