Back to Exoplanets
ExoplanetDetail

XO-4 b

Host star XO-4 • 14.68 R⊕ • 4.13 d orbit

Records

10

archive rows

Discovery

Transit

Radius

14.68 R⊕

median non-null value

Mass

493.6 M⊕

median non-null value

XO-4

1630 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

XO-4

Discovery

Transit

Year

2010

Period

4.13 day

Radius

15.02 Rearth

Mass

512.3 Mearth

Eq. Temp

Scale Comparison

Radius against familiar reference worlds

Current adopted radius: 14.68 R⊕ • circles scaled linearly by radius

Earth

1.0 R⊕ baseline

XO-4 b

14.68 R⊕

Jupiter

11.2 R⊕ reference

Provenance

Underlying measurements and references

Evidence Summary

Rows

10

Refs

10

Methods

1

Discoverystable

10 values • 1 distinct

Facilitystable

10 values • 1 distinct

Periodstable

9 values • 1 distinct

Radiusdisputed

6 values • 6 distinct

Massdisputed

6 values • 6 distinct

Eq. Tempdisputed

3 values • 2 distinct

YearMethodFacilityTelescopePeriodRadiusMassEq. TempReference
2010TransitLowell ObservatoryPerkins 1.8 m Telescope4.13 day15.02 Rearth512.3 MearthBonomo et al. 2017
2010TransitLowell ObservatoryPerkins 1.8 m Telescope4.13 dayKokori et al. 2023
2010TransitLowell ObservatoryPerkins 1.8 m Telescope4.13 dayIvshina & Winn 2022
2010TransitLowell ObservatoryPerkins 1.8 m Telescope4.13 day14.46 Rearth483.4 Mearth1630 KSouthworth 2010
2010TransitLowell ObservatoryPerkins 1.8 m Telescope4.13 day14.91 Rearth565.7 MearthNarita et al. 2010
2010TransitLowell ObservatoryPerkins 1.8 m Telescope495.5 MearthKnutson et al. 2014
2010TransitLowell ObservatoryPerkins 1.8 m Telescope4.13 dayKokori et al. 2022
2010TransitLowell ObservatoryPerkins 1.8 m Telescope4.13 day14.43 Rearth491.7 Mearth1630 KSouthworth 2011
2010TransitLowell ObservatoryPerkins 1.8 m Telescope4.13 day14.01 Rearth451.3 MearthStassun et al. 2017
2010TransitLowell ObservatoryPerkins 1.8 m Telescope4.13 day15.35 Rearth1608 KExoFOP