Back to Exoplanets
ExoplanetDetail

HD 191939 d

Host star HD 191939 • 3.12 R⊕ • 38.35 d orbit

Records

6

archive rows

Discovery

Transit

Radius

3.12 R⊕

median non-null value

Mass

2.80 M⊕

median non-null value

HD 191939

502.7 K equilibrium

Quick Summary

Fast scan of the current planet profile

This first pass still reads from the currently available detail payload. Canonical adopted summaries will replace first-row values in the next backend pass.

Host Star

HD 191939

Discovery

Transit

Year

2020

Period

38.35 day

Radius

3.28 Rearth

Mass

Eq. Temp

494.1 K

Scale Comparison

Radius against familiar reference worlds

Current adopted radius: 3.12 R⊕ • circles scaled linearly by radius

Earth

1.0 R⊕ baseline

HD 191939 d

3.12 R⊕

Jupiter

11.2 R⊕ reference

Provenance

Underlying measurements and references

Evidence Summary

Rows

6

Refs

6

Methods

1

Discoverystable

6 values • 1 distinct

Facilitystable

6 values • 1 distinct

Perioddisputed

6 values • 2 distinct

Radiusdisputed

5 values • 5 distinct

Massdisputed

4 values • 3 distinct

Eq. Tempdisputed

5 values • 5 distinct

YearMethodFacilityTelescopePeriodRadiusMassEq. TempReference
2020TransitTransiting Exoplanet Survey Satellite (TESS)0.1 m TESS Telescope38.35 day3.28 Rearth494.1 KExoFOP
2020TransitTransiting Exoplanet Survey Satellite (TESS)0.1 m TESS Telescope38.35 day2.80 MearthLubin et al. 2024
2020TransitTransiting Exoplanet Survey Satellite (TESS)0.1 m TESS Telescope38.35 day3.12 Rearth2.20 Mearth502.7 KPolanski et al. 2024
2020TransitTransiting Exoplanet Survey Satellite (TESS)0.1 m TESS Telescope38.35 day3.00 Rearth2.80 Mearth540 KOrell-Miquel et al. 2023
2020TransitTransiting Exoplanet Survey Satellite (TESS)0.1 m TESS Telescope38.35 day3.04 Rearth5.80 Mearth549 KLubin et al. 2022
2020TransitTransiting Exoplanet Survey Satellite (TESS)0.1 m TESS Telescope38.36 day3.16 Rearth499 KBadenas-Agusti et al. 2020