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Kepler-281 d

Host star Kepler-281 • 4.52 R⊕ • 148.3 d orbit

Records

10

archive rows

Discovery

Transit

Radius

4.52 R⊕

median non-null value

Mass

605.5 M⊕

median non-null value

Kepler-281

321 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

Kepler-281

Discovery

Transit

Year

2021

Period

148.3 day

Radius

4.52 Rearth

Mass

Eq. Temp

321 K

Scale Comparison

Radius against familiar reference worlds

Current adopted radius: 4.52 R⊕ • circles scaled linearly by radius

Earth

1.0 R⊕ baseline

Kepler-281 d

4.52 R⊕

Jupiter

11.2 R⊕ reference

Provenance

Underlying measurements and references

Evidence Summary

Rows

10

Refs

9

Methods

1

Discoverystable

10 values • 1 distinct

Facilitystable

10 values • 1 distinct

Periodstable

10 values • 1 distinct

Radiusdisputed

6 values • 4 distinct

Massdisputed

2 values • 2 distinct

Eq. Tempdisputed

5 values • 2 distinct

YearMethodFacilityTelescopePeriodRadiusMassEq. TempReference
2021TransitKepler0.95 m Kepler Telescope148.3 day4.52 Rearth321 KQ1-Q12 KOI Table
2021TransitKepler0.95 m Kepler Telescope148.3 day4.52 Rearth321 KQ1-Q16 KOI Table
2021TransitKepler0.95 m Kepler Telescope148.3 day4.52 Rearth321 KQ1-Q17 DR24 KOI Table
2021TransitKepler0.95 m Kepler Telescope148.3 day4.30 Rearth321 KQ1-Q17 DR25 KOI Table
2021TransitKepler0.95 m Kepler Telescope148.3 day18 Rearth313 KQ1-Q8 KOI Table
2021TransitKepler0.95 m Kepler Telescope148.3 day5.94 RearthValizadegan et al. 2022
2021TransitKepler0.95 m Kepler Telescope148.3 day654 MearthOfir et al. 2025
2021TransitKepler0.95 m Kepler Telescope148.3 dayHolczer et al. 2016
2021TransitKepler0.95 m Kepler Telescope148.3 dayQ1-Q17 DR25 Supplemental KOI Table
2021TransitKepler0.95 m Kepler Telescope148.3 day557 MearthOfir et al. 2025