Stellar HostProfile

eps Eri

K2 V • 3.20 pc

Records

literature rows

Planets

system count

References

distinct source labels

TIC: TIC 118572803HD: HD 22049HIP: HIP 16537

Approximate color

from effective temperature

Temperature

5098 K

4975 to 5153

7 values • 7 distinct

Mass

0.85 Msun

0.78 to 0.86

9 values • 8 distinct

Radius

0.77 Rsun

0.76 to 0.83

5 values • 4 distinct

Age

0.80 Gyr

0.50 to 2.60

7 values • 6 distinct

Luminosity

-0.46 log(Lsun)

-0.49 to -0.42

4 values • 4 distinct

Distance

3.20 pc

single adopted value

39 values • 1 distinct

Spectral Type

K2 V

Multiple classifications reported

K2 V (2), K2 V (k) (2), K0 (1), K2.0V (1)

Planets

Stable across source rows

Sun

1.0 R☉ baseline

eps Eri

0.77 R☉

Discovery

2000

Period

2502.1 days

Radius

—

Mass

540.3 M⊕

Eq. Temp

—

Evidence Summary

Rows

Stellar refs

System refs

Distancestable

39 values • 1 distinct

Parallaxstable

39 values • 1 distinct

Temperaturedisputed

7 values • 7 distinct

Massdisputed

9 values • 8 distinct

Radiusdisputed

5 values • 4 distinct

Agedisputed

7 values • 6 distinct

Luminositydisputed

4 values • 4 distinct

Surface Gravitydisputed

6 values • 5 distinct

Metallicitydisputed

6 values • 5 distinct

Spectral Typedisputed

6 values • 4 distinct

ST TEFF	ST MASS	ST RAD	ST AGE	ST LUM	ST SPECTYPE	SY DIST	Stellar Ref	System Ref
—	—	—	—	—	K2 V (k)	3.20	Gray et al. 2006	TICv8
—	—	—	—	—	—	3.20	Wright et al. 2004	TICv8
—	—	—	—	—	K2 V (k)	3.20	Gray et al. 2003	TICv8
5020.4	0.81	0.76	—	—	—	3.20	Rosenthal et al. 2021	TICv8
—	0.86	0.77	0.60	—	—	3.20	Takeda et al. 2007	TICv8
5136	—	—	—	—	—	3.20	Maldonado et al. 2015	TICv8
—	—	—	—	—	—	3.20	Duncan et al. 1991	TICv8
4975	—	0.83	—	-0.42	—	3.20	Gaia DR2	TICv8
—	—	—	—	—	—	3.20	Duncan et al. 1991	TICv8
—	0.83	—	0.80	—	—	3.20	Benedict et al. 2006	TICv8
—	0.82	—	0.60	—	K2 V	3.20	Llop-Sayson et al. 2021	TICv8
5146	0.86	0.77	2.60	-0.46	K2.0V	3.20	Turnbull 2015	TICv8
—	—	—	—	—	—	3.20	Pizzolato et al. 2003	TICv8
—	—	—	1.12	—	—	3.20	Sanz-Forcada et al. 2010	TICv8
—	—	—	—	—	—	3.20	Duncan et al. 1991	TICv8
—	—	—	—	—	—	3.20	Duncan et al. 1991	TICv8
—	—	—	—	—	—	3.20	Henry et al. 1996	TICv8
—	—	—	—	—	—	3.20	Nordstrom et al. 2004	TICv8
—	—	—	—	—	—	3.20	Nidever et al. 2002	TICv8
5065	0.85	0.76	—	-0.47	—	3.20	TICv8	TICv8
—	0.85	—	1	—	—	3.20	Hatzes et al. 2000	TICv8
—	—	—	—	—	K2 V	3.20	Michigan Catalog, Vol. 5	TICv8
—	—	—	—	—	—	3.20	Duncan et al. 1991	TICv8
—	—	—	—	—	—	3.20	Duncan et al. 1991	TICv8
—	—	—	—	—	—	3.20	Duncan et al. 1991	TICv8
—	—	—	—	—	—	3.20	Duncan et al. 1991	TICv8
—	—	—	—	—	—	3.20	Duncan et al. 1991	TICv8
—	—	—	—	—	—	3.20	Duncan et al. 1991	TICv8
—	—	—	—	—	—	3.20	Duncan et al. 1991	TICv8
5098	—	—	—	—	—	3.20	Harada et al. 2025	TICv8
—	0.78	—	0.50	—	—	3.20	Mawet et al. 2019	TICv8
—	—	—	—	—	—	3.20	Duncan et al. 1991	TICv8
—	—	—	—	—	—	3.20	Valenti & Fischer 2005	TICv8
—	—	—	—	—	—	3.20	Duncan et al. 1991	TICv8
5153	0.85	—	—	-0.49	—	3.20	Sousa et al. 2008	TICv8
—	—	—	—	—	—	3.20	Duncan et al. 1991	TICv8
—	—	—	—	—	—	3.20	Duncan et al. 1991	TICv8
—	—	—	—	—	—	3.20	Duncan et al. 1991	TICv8
—	—	—	—	—	K0	3.20	Cannon & Pickering 1918	TICv8

eps Eri

Adopted host values from all rows

Radius against the Sun

Known planets

eps Eri b

Underlying measurements and references