Stellar HostProfile

K2-57

Unclassified star • 264.2 pc

Records

literature rows

Planets

system count

References

distinct source labels

TIC: TIC 146799150

Approximate color

from effective temperature

Temperature

4434 K

4388 to 4622.2

5 values • 5 distinct

Mass

0.70 Msun

0.68 to 0.70

3 values • 3 distinct

Radius

0.65 Rsun

0.60 to 0.69

6 values • 6 distinct

Age

6.80 Gyr

single adopted value

1 values • 1 distinct

Luminosity

-0.81 log(Lsun)

-0.83 to -0.78

3 values • 3 distinct

Distance

264.2 pc

single adopted value

6 values • 1 distinct

Planets

Stable across source rows

Sun

1.0 R☉ baseline

K2-57

0.65 R☉

Discovery

2016

Period

9.01 days

Radius

2.18 R⊕

Mass

—

Eq. Temp

—

Evidence Summary

Rows

Stellar refs

System refs

Distancestable

6 values • 1 distinct

Parallaxstable

6 values • 1 distinct

Temperaturedisputed

5 values • 5 distinct

Massdisputed

3 values • 3 distinct

Radiusdisputed

6 values • 6 distinct

Agestable

1 values • 1 distinct

Luminositydisputed

3 values • 3 distinct

Surface Gravitydisputed

3 values • 3 distinct

Metallicitystable

1 values • 1 distinct

ST TEFF	ST MASS	ST RAD	ST AGE	ST LUM	ST SPECTYPE	SY DIST	Stellar Ref	System Ref
—	—	0.60	—	—	—	264.2	Kruse et al. 2019	TICv8
4622.2	—	0.60	—	-0.83	—	264.2	Gaia DR2	TICv8
4443	0.70	0.69	—	-0.78	—	264.2	TICv8	TICv8
4388	—	0.68	—	—	—	264.2	Vanderburg et al. 2016	TICv8
4413	0.70	0.67	6.80	-0.81	—	264.2	Thygesen et al. 2023	TICv8
4434	0.68	0.62	—	—	—	264.2	Crossfield et al. 2016	TICv8

K2-57

Adopted host values from all rows

Radius against the Sun

Known planets

K2-57 b

Underlying measurements and references