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ExoplanetDetail

55 Cnc c

Host star 55 Cnc • 44.38 d orbit

Records

10

archive rows

Discovery

Radial Velocity

Radius

median non-null value

Mass

54.03 M⊕

median non-null value

55 Cnc

temperature unconstrained

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

55 Cnc

Discovery

Radial Velocity

Year

2004

Period

44.42 day

Radius

Mass

54.47 Mearth

Eq. Temp

Provenance

Underlying measurements and references

Evidence Summary

Rows

10

Refs

10

Methods

1

Discoverystable

10 values • 1 distinct

Facilitystable

10 values • 1 distinct

Perioddisputed

10 values • 7 distinct

Massdisputed

10 values • 9 distinct

YearMethodFacilityTelescopePeriodRadiusMassEq. TempReference
2004Radial VelocityMcDonald Observatory9.2 m Hobby-Eberly Telescope44.42 day54.47 MearthBaluev 2015
2004Radial VelocityMcDonald Observatory9.2 m Hobby-Eberly Telescope44.40 day51.20 MearthBourrier et al. 2018
2004Radial VelocityMcDonald Observatory9.2 m Hobby-Eberly Telescope43.93 day68.97 MearthMcArthur et al. 2004
2004Radial VelocityMcDonald Observatory9.2 m Hobby-Eberly Telescope44.39 day48.70 MearthHarada et al. 2025
2004Radial VelocityMcDonald Observatory9.2 m Hobby-Eberly Telescope44.38 day52.44 MearthEndl et al. 2012
2004Radial VelocityMcDonald Observatory9.2 m Hobby-Eberly Telescope44.39 day56.60 MearthMoutou et al. 2026
2004Radial VelocityMcDonald Observatory9.2 m Hobby-Eberly Telescope44.34 day53.71 MearthFischer et al. 2008
2004Radial VelocityMcDonald Observatory9.2 m Hobby-Eberly Telescope44.37 day56.70 MearthNelson et al. 2014
2004Radial VelocityMcDonald Observatory9.2 m Hobby-Eberly Telescope44.38 day54.35 MearthRosenthal et al. 2021
2004Radial VelocityMcDonald Observatory9.2 m Hobby-Eberly Telescope44.38 day52.44 MearthWright et al. 2009