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K2-9 b

Host star K2-9 • 3.09 R⊕ • 18.45 d orbit

Records

5

archive rows

Discovery

Transit

Radius

3.09 R⊕

median non-null value

Mass

median non-null value

K2-9

299 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

K2-9

Discovery

Transit

Year

2015

Period

18.45 day

Radius

1.60 Rearth

Mass

Eq. Temp

284 K

Scale Comparison

Radius against familiar reference worlds

Current adopted radius: 3.09 R⊕ • circles scaled linearly by radius

Earth

1.0 R⊕ baseline

K2-9 b

3.09 R⊕

Jupiter

11.2 R⊕ reference

Provenance

Underlying measurements and references

Evidence Summary

Rows

5

Refs

5

Methods

1

Discoverystable

5 values • 1 distinct

Facilitystable

5 values • 1 distinct

Periodstable

5 values • 1 distinct

Radiusdisputed

5 values • 5 distinct

Eq. Tempdisputed

2 values • 2 distinct

YearMethodFacilityTelescopePeriodRadiusMassEq. TempReference
2015TransitK20.95 m Kepler Telescope18.45 day1.60 Rearth284 KMontet et al. 2015
2015TransitK20.95 m Kepler Telescope18.45 day3.33 RearthVanderburg et al. 2016
2015TransitK20.95 m Kepler Telescope18.45 day2.25 Rearth314 KSchlieder et al. 2016
2015TransitK20.95 m Kepler Telescope18.45 day3.09 RearthKruse et al. 2019
2015TransitK20.95 m Kepler Telescope18.45 day5.60 RearthCrossfield et al. 2016