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Stellar HostProfile

HD 217786

F8 V โ€ข 55.48 pc

Records

8

literature rows

Planets

2

system count

References

9

distinct source labels

HD: HD 217786HIP: HIP 113834TIC: TIC 248048656

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

5966 K

5937 to 6076

4 values โ€ข 3 distinct

Mass

1.08 Msun

1.02 to 1.14

4 values โ€ข 2 distinct

Radius

1.27 Rsun

1.27 to 1.34

3 values โ€ข 3 distinct

Age

7.60 Gyr

single adopted value

1 values โ€ข 1 distinct

Luminosity

0.30 log(Lsun)

0.28 to 0.30

3 values โ€ข 3 distinct

Distance

55.48 pc

single adopted value

8 values โ€ข 1 distinct

Spectral Type

F8 V

Multiple classifications reported

F8 V (3), G5 (1)

Planets

2

Stable across source rows

2

Scale Comparison

Radius against the Sun

Current adopted radius: 1.27 Rโ˜‰ โ€ข circles scaled linearly by radius

Sun

1.0 Rโ˜‰ baseline

HD 217786

1.27 Rโ˜‰

System Layout

Known planets

2 planets linked to this host

HD 217786 c

Radial Velocity

โ—Œ

Discovery

2022

Period

2.52 days

Radius

โ€”

Mass

7.31 MโŠ•

Eq. Temp

โ€”

HD 217786 b

Radial Velocity

โ—Œ

Discovery

2011

Period

1301.4 days

Radius

โ€”

Mass

4402.6 MโŠ•

Eq. Temp

โ€”

Provenance

Underlying measurements and references

Evidence Summary

Rows

8

Stellar refs

8

System refs

1

Distancestable

8 values โ€ข 1 distinct

Parallaxstable

8 values โ€ข 1 distinct

Temperaturedisputed

4 values โ€ข 3 distinct

Massdisputed

4 values โ€ข 2 distinct

Radiusdisputed

3 values โ€ข 3 distinct

Agestable

1 values โ€ข 1 distinct

Luminositydisputed

3 values โ€ข 3 distinct

Surface Gravitydisputed

3 values โ€ข 2 distinct

Metallicitystable

2 values โ€ข 1 distinct

Spectral Typedisputed

4 values โ€ข 2 distinct

ST TEFFST MASSST RADST AGEST LUMST SPECTYPESY DISTStellar RefSystem Ref
5937โ€”1.34โ€”0.30โ€”55.48Gaia DR2TICv8
โ€”1.14โ€”โ€”โ€”โ€”55.48Feng et al. 2022TICv8
59661.02โ€”โ€”โ€”F8 V55.48Xiao et al. 2023TICv8
โ€”โ€”โ€”โ€”โ€”F8 V55.48Michigan Catalog, Vol. 5TICv8
โ€”โ€”โ€”โ€”โ€”โ€”55.48Nordstrom et al. 2004TICv8
59661.021.277.600.28F8 V55.48Moutou et al. 2011TICv8
60761.141.27โ€”0.30โ€”55.48TICv8TICv8
โ€”โ€”โ€”โ€”โ€”G555.48Cannon & Pickering 1918TICv8