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Stellar HostProfile

HD 191939

G0 • 53.61 pc

Records

10

literature rows

Planets

6

system count

References

9

distinct source labels

HD: HD 191939TIC: TIC 269701147HIP: HIP 99175

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

5461 K

5348 to 5555.7

9 values • 6 distinct

Mass

0.82 Msun

0.81 to 0.95

5 values • 4 distinct

Radius

0.92 Rsun

0.89 to 0.94

9 values • 6 distinct

Age

8.70 Gyr

7 to 13.90

4 values • 3 distinct

Luminosity

-0.17 log(Lsun)

-0.19 to -0.16

6 values • 5 distinct

Distance

53.61 pc

single adopted value

10 values • 1 distinct

Spectral Type

G0

Multiple classifications reported

G0 (1), G8 V (1), G9 V (1)

Planets

6

Stable across source rows

6

System Layout

Known planets

6 planets linked to this host

HD 191939 f

Radial Velocity

Discovery

2022

Period

4450 days

Radius

Mass

2065 M⊕

Eq. Temp

HD 191939 d

Transit

Discovery

2020

Period

38.36 days

Radius

3.16 R⊕

Mass

Eq. Temp

499 K

HD 191939 b

Transit

Discovery

2020

Period

8.88 days

Radius

3.39 R⊕

Mass

10.40 M⊕

Eq. Temp

893 K

HD 191939 e

Radial Velocity

Discovery

2022

Period

101.5 days

Radius

Mass

108 M⊕

Eq. Temp

397 K

HD 191939 g

Radial Velocity

Discovery

2022

Period

288.6 days

Radius

Mass

6.88 M⊕

Eq. Temp

HD 191939 c

Transit

Discovery

2020

Period

28.58 days

Radius

3.08 R⊕

Mass

7.20 M⊕

Eq. Temp

605 K

Provenance

Underlying measurements and references

Evidence Summary

Rows

10

Stellar refs

8

System refs

1

Distancestable

10 values • 1 distinct

Parallaxstable

10 values • 1 distinct

Temperaturedisputed

9 values • 6 distinct

Massdisputed

5 values • 4 distinct

Radiusdisputed

9 values • 6 distinct

Agedisputed

4 values • 3 distinct

Luminositydisputed

6 values • 5 distinct

Surface Gravitydisputed

8 values • 5 distinct

Metallicitydisputed

4 values • 3 distinct

Spectral Typedisputed

3 values • 3 distinct

ST TEFFST MASSST RADST AGEST LUMST SPECTYPESY DISTStellar RefSystem Ref
53850.820.9313.90-0.1853.61MacDougall et al. 2023TICv8
5555.70.9253.61ExoFOPTICv8
54270.920.947-0.16G8 V53.61Badenas-Agusti et al. 2020TICv8
5555.70.89-0.1753.61Gaia DR2TICv8
53480.810.948.70-0.19G9 V53.61Lubin et al. 2022TICv8
G053.61Cannon & Pickering 1918TICv8
5555.70.9253.61ExoFOPTICv8
53480.810.948.70-0.1953.61Lubin et al. 2024TICv8
5555.70.9253.61ExoFOPTICv8
54610.950.92-0.1753.61TICv8TICv8