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Stellar HostProfile

Kepler-337

Unclassified star • 678.0 pc

Records

22

literature rows

Planets

2

system count

References

16

distinct source labels

TIC: TIC 159226052

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: Morton et al. 2016 • System source: TICv8

Temperature

5763 K

5492 to 5900

20 values • 8 distinct

Mass

1.05 Msun

0.96 to 1.08

14 values • 7 distinct

Radius

1.38 Rsun

1.38 to 1.92

20 values • 10 distinct

Age

7.59 Gyr

7.59 to 8.20

4 values • 3 distinct

Distance

678.0 pc

single adopted value

22 values • 1 distinct

Planets

2

Stable across source rows

2

Scale Comparison

Radius against the Sun

Current adopted radius: 1.38 R☉ (circles scaled linearly by radius)

Sun

1.0 R☉ baseline

Kepler-337

1.38 R☉

System Layout

Known planets

2 planets linked to this host

◌

Discovery

2014

Period

3.29 days

Radius

1.54 R⊕

Mass

—

Eq. Temp

—

◌

Discovery

2014

Period

9.69 days

Radius

2.05 R⊕

Mass

—

Eq. Temp

—

Kepler-337: A Super-Earth Pair in a Distant System

Kepler-337 is a star located 2210 light-years away, with two planets orbiting it. The star is 7.59 billion years old and has a reported mass estimate of 1.05 solar masses, which is larger than the Sun's mass. Its reported radius estimate of 1.38 solar radii is also larger than the Sun's, and its temperature is 5760 K.

Both planets were discovered by transit in 2014, meaning they were detected when they passed in front of their star and caused a small dip in observed brightness. Kepler-337 b is a Super-Earth with a radius of 1.54 Earth radii, larger than Earth's radius, and an orbital period of 3.29 days. Kepler-337 c is also a Super-Earth, with a radius of 2.05 Earth radii, which is larger than Earth's and the larger of the two planets' radii. Its orbital period is 9.69 days. Among the listed planets, Kepler-337 b has the shortest year and the smallest radius, while Kepler-337 c has the longest year and the largest radius.

Provenance

Underlying measurements and references

Evidence Summary

Rows

22

Stellar refs

15

System refs

1

Distancestable

22 values • 1 distinct

Parallaxstable

22 values • 1 distinct

Temperaturedisputed

20 values • 8 distinct

Massdisputed

14 values • 7 distinct

Radiusdisputed

20 values • 10 distinct

Agedisputed

4 values • 3 distinct

Luminositydisputed

2 values • 2 distinct

Surface Gravitydisputed

17 values • 7 distinct

Metallicitydisputed

12 values • 6 distinct

ST TEFFST MASSST RADST AGEST LUMST SPECTYPESY DISTStellar RefSystem Ref
——————678.0Q1-Q17 DR25 Supplemental KOI TableTICv8
5634—1.82———678.0Berger et al. 2018TICv8
56831.011.47———678.0Q1-Q17 DR25 KOI TableTICv8
5649—1.46———678.0Q1-Q6 KOI TableTICv8
59001.021.468.20——678.0Q1-Q8 KOI TableTICv8
56490.961.46———678.0Batalha et al. 2013TICv8
56831.011.47———678.0Q1-Q17 DR25 KOI TableTICv8
56840.971.42———678.0Q1-Q16 KOI TableTICv8
56840.971.42———678.0Q1-Q17 DR24 KOI TableTICv8
5492—1.92—0.48—678.0Gaia DR2TICv8
56840.971.42———678.0Q1-Q12 KOI TableTICv8
56840.971.42———678.0Q1-Q17 DR24 KOI TableTICv8
5694.41.011.79—0.48—678.0TICv8TICv8
5649—1.54———678.0Latham et al. 2005TICv8
5684—1.76———678.0Rowe et al. 2014TICv8
56840.971.42———678.0Q1-Q12 KOI TableTICv8
56840.971.42———678.0Q1-Q16 KOI TableTICv8
59001.021.468.20——678.0Q1-Q8 KOI TableTICv8
56341.081.807.94——678.0Fulton & Petigura 2018TICv8
57631.051.387.59——678.0Morton et al. 2016TICv8
5649—1.46———678.0Q1-Q6 KOI TableTICv8
——————678.0Q1-Q17 DR25 Supplemental KOI TableTICv8