Back to Exoplanets
ExoplanetDetail

GJ 251 b

Host star GJ 251 • 14.24 d orbit

Records

2

archive rows

Discovery

Radial Velocity

Radius

median non-null value

Mass

3.92 M⊕

median non-null value

GJ 251

343.5 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

GJ 251

Discovery

Radial Velocity

Year

2020

Period

14.24 day

Radius

Mass

4 Mearth

Eq. Temp

351 K

Provenance

Underlying measurements and references

Evidence Summary

Rows

2

Refs

2

Methods

1

Discoverystable

2 values • 1 distinct

Facilitystable

2 values • 1 distinct

Periodstable

2 values • 1 distinct

Massdisputed

2 values • 2 distinct

Eq. Tempdisputed

2 values • 2 distinct

YearMethodFacilityTelescopePeriodRadiusMassEq. TempReference
2020Radial VelocityW. M. Keck Observatory10 m Keck I Telescope14.24 day4 Mearth351 KStock et al. 2020
2020Radial VelocityW. M. Keck Observatory10 m Keck I Telescope14.24 day3.85 Mearth336 KBeard et al. 2025