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HD 17156 b

Host star HD 17156 • 12.26 R⊕ • 21.22 d orbit

Records

11

archive rows

Discovery

Radial Velocity

Radius

12.26 R⊕

median non-null value

Mass

1025.8 M⊕

median non-null value

HD 17156

883 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

HD 17156

Discovery

Radial Velocity

Year

2007

Period

21.22 day

Radius

12.18 Rearth

Mass

1028.2 Mearth

Eq. Temp

Scale Comparison

Radius against familiar reference worlds

Current adopted radius: 12.26 R⊕ • circles scaled linearly by radius

Earth

1.0 R⊕ baseline

HD 17156 b

12.26 R⊕

Jupiter

11.2 R⊕ reference

Provenance

Underlying measurements and references

Evidence Summary

Rows

11

Refs

11

Methods

1

Discoverystable

11 values • 1 distinct

Facilitystable

11 values • 1 distinct

Perioddisputed

11 values • 2 distinct

Radiusdisputed

7 values • 7 distinct

Massdisputed

8 values • 8 distinct

Eq. Tempdisputed

3 values • 3 distinct

YearMethodFacilityTelescopePeriodRadiusMassEq. TempReference
2007Radial VelocitySubaru Telescope8.2 m Subaru Telescope21.22 day12.18 Rearth1028.2 MearthBonomo et al. 2017
2007Radial VelocitySubaru Telescope8.2 m Subaru Telescope21.20 day991.6 MearthFischer et al. 2007
2007Radial VelocitySubaru Telescope8.2 m Subaru Telescope21.22 dayKokori et al. 2023
2007Radial VelocitySubaru Telescope8.2 m Subaru Telescope21.22 day11.94 Rearth1036.8 Mearth883 KSouthworth 2011
2007Radial VelocitySubaru Telescope8.2 m Subaru Telescope21.22 day1004.3 MearthMent et al. 2018
2007Radial VelocitySubaru Telescope8.2 m Subaru Telescope21.22 day12.27 Rearth1014.2 MearthNutzman et al. 2011
2007Radial VelocitySubaru Telescope8.2 m Subaru Telescope21.22 day12.33 Rearth1115.6 MearthStassun et al. 2017
2007Radial VelocitySubaru Telescope8.2 m Subaru Telescope21.22 day12.26 Rearth1036.1 Mearth888 KKane et al. 2023
2007Radial VelocitySubaru Telescope8.2 m Subaru Telescope21.22 day11.43 Rearth1023.4 MearthBarbieri et al. 2009
2007Radial VelocitySubaru Telescope8.2 m Subaru Telescope21.22 dayIvshina & Winn 2022
2007Radial VelocitySubaru Telescope8.2 m Subaru Telescope21.22 day13.14 Rearth581 KExoFOP