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Stellar HostProfile

HD 209458

G0 V • 48.30 pc

Records

32

literature rows

Planets

1

system count

References

33

distinct source labels

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

Approximate color

from effective temperature

Canonical Summary

Adopted host values from all rows

Numeric fields use the median of non-null measurements. Disagreement stays visible through ranges, counts, and provenance.

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

1

Stable across source rows

1

System Layout

Known planets

1 planets linked to this host

HD 209458 b

Radial Velocity

Discovery

1999

Period

3.52 days

Radius

15.23 R⊕

Mass

217.7 M⊕

Eq. Temp

1449 K

Provenance

Underlying measurements and references

Evidence Summary

Rows

32

Stellar refs

32

System refs

1

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 TEFFST MASSST RADST AGEST LUMST SPECTYPESY DISTStellar RefSystem Ref
48.30Nidever et al. 2002TICv8
48.30Valenti & Fischer 2005TICv8
60911.231.1948.30Stassun et al. 2017TICv8
F848.30Cannon & Pickering 1918TICv8
60521.131.190.2348.30TICv8TICv8
G0 V48.30Salz et al. 2015TICv8
61171.151.162.3048.30Southworth 2010TICv8
1.142.3948.30Maxted et al. 2015TICv8
1.1548.30Brown et al. 2001TICv8
48.30Naef et al. 2004TICv8
6026.41.071.2048.30Rosenthal et al. 2021TICv8
48.30Wright et al. 2004TICv8
1548.30Sanz-Forcada et al. 2010TICv8
48.30Laughlin et al. 2005TICv8
61201.1548.30Santos et al. 2003TICv8
48.30Albrecht et al. 2012TICv8
60521.1948.30ExoFOPTICv8
1.101.1248.30Knutson et al. 2007TICv8
60001.101.1048.30Charbonneau et al. 2000TICv8
61181.070.9948.30Mortier et al. 2013TICv8
6076.61.180.2348.30Gaia DR2TICv8
60761.101.1830.2348.30Ghezzi et al. 2010TICv8
60651.121.163.100.2148.30Torres et al. 2008TICv8
609211.200.2548.30Boyajian et al. 2015TICv8
60251.031.1548.30Henry et al. 2000TICv8
61171.1548.30Santos et al. 2004TICv8
48.30Nordstrom et al. 2004TICv8
60651.121.163.1048.30Bonomo et al. 2017TICv8
59981.061.185.200.2148.30Cody & Sasselov 2002TICv8
61181.150.1948.30Sousa et al. 2008TICv8
60711.261.203.500.25G0 V48.30del Burgo & Allende Prieto 2016TICv8
1.131.142.4448.30Takeda et al. 2007TICv8