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ExoplanetDetail

HD 28109 d

Host star HD 28109 • 3.25 R⊕ • 84.26 d orbit

Records

3

archive rows

Discovery

Transit

Radius

3.25 R⊕

median non-null value

Mass

5.74 M⊕

median non-null value

HD 28109

520.7 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 28109

Discovery

Transit

Year

2022

Period

84.26 day

Radius

3.44 Rearth

Mass

Eq. Temp

520.7 K

Scale Comparison

Radius against familiar reference worlds

Current adopted radius: 3.25 R⊕ • circles scaled linearly by radius

Earth

1.0 R⊕ baseline

HD 28109 d

3.25 R⊕

Jupiter

11.2 R⊕ reference

Provenance

Underlying measurements and references

Evidence Summary

Rows

3

Refs

3

Methods

1

Discoverystable

3 values • 1 distinct

Facilitystable

3 values • 1 distinct

Perioddisputed

3 values • 2 distinct

Radiusdisputed

3 values • 3 distinct

Massdisputed

2 values • 2 distinct

Eq. Tempdisputed

3 values • 3 distinct

YearMethodFacilityTelescopePeriodRadiusMassEq. TempReference
2022TransitTransiting Exoplanet Survey Satellite (TESS)0.1 m TESS Telescope84.26 day3.44 Rearth520.7 KExoFOP
2022TransitTransiting Exoplanet Survey Satellite (TESS)0.1 m TESS Telescope84.26 day3.25 Rearth5.68 Mearth506.5 KDransfield et al. 2022
2022TransitTransiting Exoplanet Survey Satellite (TESS)0.1 m TESS Telescope84.29 day3.11 Rearth5.80 Mearth561 KBarone et al. 2025