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ExoplanetDetail

HD 213885 b

Host star HD 213885 • 1.75 R⊕ • 1.01 d orbit

Records

2

archive rows

Discovery

2019

Transit

Radius

1.75 R⊕

default parameter set

Mass

8.83 M⊕

default parameter set

HD 213885

2128 K equilibrium

Canonical Summary

Adopted planet values from the default parameter set

Values come from the archive's default parameter set. Missing values stay missing. Ranges and counts describe all source rows.

Selected source: Espinoza et al. 2020

Host Star

HD 213885

Stable across source rows

HD 213885

Discovery Method

Transit

Consistent across records

Transit (2)

Discovery Year

2019

Stable across source rows

2019

Orbital Period

1.01 day

1.01 to 1.01

2 values • 2 distinct

Semi-Major Axis

0.02 au

single adopted value

1 values • 1 distinct

Radius

1.75 Rearth

1.72 to 1.75

2 values • 2 distinct

Mass

8.83 Mearth

single adopted value

1 values • 1 distinct

Density

9.15 g/cm**3

single adopted value

1 values • 1 distinct

Equilibrium Temperature

2128 K

1835 to 2128

2 values • 2 distinct

Scale Comparison

Radius against familiar reference worlds

Current adopted radius: 1.75 R⊕ • circles scaled linearly by radius

Earth

1.0 R⊕ baseline

HD 213885 b

1.75 R⊕

Jupiter

11.2 R⊕ reference

Provenance

Underlying measurements and references

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Evidence Summary

Rows

2

Refs

2

Methods

1

Discoverystable

2 values • 1 distinct

Facilitystable

2 values • 1 distinct

Periodstable

2 values • 1 distinct

Radiusdisputed

2 values • 2 distinct

Massstable

1 values • 1 distinct

Eq. Tempdisputed

2 values • 2 distinct

YearMethodFacilityTelescopePeriodRadiusMassEq. TempReference
2019TransitTransiting Exoplanet Survey Satellite (TESS)0.1 m TESS Telescope1.01 day1.72 Rearth—1835 KExoFOP
2019TransitTransiting Exoplanet Survey Satellite (TESS)0.1 m TESS Telescope1.01 day1.75 Rearth8.83 Mearth2128 KEspinoza et al. 2020