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ExoplanetDetail

HR 858 d

Host star HR 858 • 2.08 R⊕ • 11.23 d orbit

Records

3

archive rows

Discovery

Transit

Radius

2.08 R⊕

median non-null value

Mass

7.10 M⊕

median non-null value

HR 858

1061 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

HR 858

Discovery

Transit

Year

2019

Period

11.23 day

Radius

2.08 Rearth

Mass

Eq. Temp

971.3 K

Scale Comparison

Radius against familiar reference worlds

Current adopted radius: 2.08 R⊕ • circles scaled linearly by radius

Earth

1.0 R⊕ baseline

HR 858 d

2.08 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

Periodstable

3 values • 1 distinct

Radiusdisputed

3 values • 3 distinct

Massstable

1 values • 1 distinct

Eq. Tempdisputed

3 values • 3 distinct

YearMethodFacilityTelescopePeriodRadiusMassEq. TempReference
2019TransitTransiting Exoplanet Survey Satellite (TESS)0.1 m TESS Telescope11.23 day2.08 Rearth971.3 KExoFOP
2019TransitTransiting Exoplanet Survey Satellite (TESS)0.1 m TESS Telescope11.23 day2.16 Rearth1075 KVanderburg et al. 2019
2019TransitTransiting Exoplanet Survey Satellite (TESS)0.1 m TESS Telescope11.23 day2.00 Rearth7.10 Mearth1061 KBonfanti et al. 2025