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Stellar HostProfile

HD 216520

K2 • 19.55 pc

Records

8

literature rows

Planets

2

system count

References

9

distinct source labels

HIP: HIP 112527HD: HD 216520TIC: TIC 264899051

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

5140.4 K

5082 to 5160.0

5 values • 5 distinct

Mass

0.81 Msun

0.79 to 0.85

4 values • 4 distinct

Radius

0.78 Rsun

0.76 to 0.79

5 values • 5 distinct

Age

6 Gyr

single adopted value

1 values • 1 distinct

Luminosity

-0.42 log(Lsun)

-0.45 to -0.40

4 values • 4 distinct

Distance

19.55 pc

single adopted value

8 values • 1 distinct

Spectral Type

K2

Multiple classifications reported

K2 (2), K0 V (1)

Planets

2

Stable across source rows

2

System Layout

Known planets

2 planets linked to this host

HD 216520 c

Radial Velocity

Discovery

2020

Period

154.4 days

Radius

Mass

9.44 M⊕

Eq. Temp

HD 216520 b

Radial Velocity

Discovery

2020

Period

35.47 days

Radius

Mass

10.36 M⊕

Eq. Temp

Provenance

Underlying measurements and references

Evidence Summary

Rows

8

Stellar refs

8

System refs

1

Distancestable

8 values • 1 distinct

Parallaxstable

8 values • 1 distinct

Temperaturedisputed

5 values • 5 distinct

Massdisputed

4 values • 4 distinct

Radiusdisputed

5 values • 5 distinct

Agestable

1 values • 1 distinct

Luminositydisputed

4 values • 4 distinct

Surface Gravitydisputed

3 values • 3 distinct

Metallicitydisputed

3 values • 3 distinct

Spectral Typedisputed

3 values • 2 distinct

ST TEFFST MASSST RADST AGEST LUMST SPECTYPESY DISTStellar RefSystem Ref
51030.820.766-0.4519.55Burt et al. 2021TICv8
K219.55Cannon & Pickering 1918TICv8
5140.40.77-0.4319.55Gaia DR2TICv8
50820.850.79-0.4219.55TICv8TICv8
K0 V19.55Gray et al. 2003TICv8
19.55Wright et al. 2004TICv8
51440.790.79-0.40K219.55Turnbull 2015TICv8
5160.00.790.7819.55Rosenthal et al. 2021TICv8