Stellar HostProfile

HD 209458

G0 V • 48.30 pc

Records

literature rows

Planets

system count

References

distinct source labels

HIP: HIP 108859HD: HD 209458TIC: TIC 420814525

Approximate color

from effective temperature

Temperature

6073.5 K

5998 to 6120

18 values • 14 distinct

Mass

1.12 Msun

1 to 1.26

19 values • 16 distinct

Radius

1.17 Rsun

0.99 to 1.20

18 values • 15 distinct

Age

3.10 Gyr

2.30 to 15

9 values • 8 distinct

Luminosity

0.23 log(Lsun)

0.19 to 0.25

8 values • 8 distinct

Distance

48.30 pc

single adopted value

32 values • 1 distinct

Spectral Type

G0 V

Multiple classifications reported

G0 V (2), F8 (1)

Planets

Stable across source rows

Sun

1.0 R☉ baseline

HD 209458

1.17 R☉

Discovery

1999

Period

3.52 days

Radius

15.23 R⊕

Mass

217.7 M⊕

Eq. Temp

1449 K

Evidence Summary

Rows

Stellar refs

System refs

Distancestable

32 values • 1 distinct

Parallaxstable

32 values • 1 distinct

Temperaturedisputed

18 values • 14 distinct

Massdisputed

19 values • 16 distinct

Radiusdisputed

18 values • 15 distinct

Agedisputed

9 values • 8 distinct

Luminositydisputed

8 values • 8 distinct

Surface Gravitydisputed

14 values • 12 distinct

Metallicitydisputed

13 values • 8 distinct

Spectral Typedisputed

3 values • 2 distinct

ST TEFF	ST MASS	ST RAD	ST AGE	ST LUM	ST SPECTYPE	SY DIST	Stellar Ref	System Ref
—	—	—	—	—	—	48.30	Nidever et al. 2002	TICv8
—	—	—	—	—	—	48.30	Valenti & Fischer 2005	TICv8
6091	1.23	1.19	—	—	—	48.30	Stassun et al. 2017	TICv8
—	—	—	—	—	F8	48.30	Cannon & Pickering 1918	TICv8
6052	1.13	1.19	—	0.23	—	48.30	TICv8	TICv8
—	—	—	—	—	G0 V	48.30	Salz et al. 2015	TICv8
6117	1.15	1.16	2.30	—	—	48.30	Southworth 2010	TICv8
—	1.14	—	2.39	—	—	48.30	Maxted et al. 2015	TICv8
—	—	1.15	—	—	—	48.30	Brown et al. 2001	TICv8
—	—	—	—	—	—	48.30	Naef et al. 2004	TICv8
6026.4	1.07	1.20	—	—	—	48.30	Rosenthal et al. 2021	TICv8
—	—	—	—	—	—	48.30	Wright et al. 2004	TICv8
—	—	—	15	—	—	48.30	Sanz-Forcada et al. 2010	TICv8
—	—	—	—	—	—	48.30	Laughlin et al. 2005	TICv8
6120	1.15	—	—	—	—	48.30	Santos et al. 2003	TICv8
—	—	—	—	—	—	48.30	Albrecht et al. 2012	TICv8
6052	—	1.19	—	—	—	48.30	ExoFOP	TICv8
—	1.10	1.12	—	—	—	48.30	Knutson et al. 2007	TICv8
6000	1.10	1.10	—	—	—	48.30	Charbonneau et al. 2000	TICv8
6118	1.07	0.99	—	—	—	48.30	Mortier et al. 2013	TICv8
6076.6	—	1.18	—	0.23	—	48.30	Gaia DR2	TICv8
6076	1.10	1.18	3	0.23	—	48.30	Ghezzi et al. 2010	TICv8
6065	1.12	1.16	3.10	0.21	—	48.30	Torres et al. 2008	TICv8
6092	1	1.20	—	0.25	—	48.30	Boyajian et al. 2015	TICv8
6025	1.03	1.15	—	—	—	48.30	Henry et al. 2000	TICv8
6117	1.15	—	—	—	—	48.30	Santos et al. 2004	TICv8
—	—	—	—	—	—	48.30	Nordstrom et al. 2004	TICv8
6065	1.12	1.16	3.10	—	—	48.30	Bonomo et al. 2017	TICv8
5998	1.06	1.18	5.20	0.21	—	48.30	Cody & Sasselov 2002	TICv8
6118	1.15	—	—	0.19	—	48.30	Sousa et al. 2008	TICv8
6071	1.26	1.20	3.50	0.25	G0 V	48.30	del Burgo & Allende Prieto 2016	TICv8
—	1.13	1.14	2.44	—	—	48.30	Takeda et al. 2007	TICv8

HD 209458

Adopted host values from all rows

Radius against the Sun

Known planets

HD 209458 b

Underlying measurements and references