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ExoplanetDetail

NGTS-18 b

Host star NGTS-18 • 13.56 R⊕ • 3.05 d orbit

Records

2

archive rows

Discovery

2021

Transit

Radius

13.56 R⊕

default parameter set

Mass

130.0 M⊕

default parameter set

NGTS-18

1381 K equilibrium

Canonical Summary

Adopted planet values from the default parameter set

Values come from the archive's default parameter set. Missing values stay missing. Ranges and counts describe all source rows.

Selected source: Tilbrook et al. 2021

Host Star

NGTS-18

Stable across source rows

NGTS-18

Discovery Method

Transit

Consistent across records

Transit (2)

Discovery Year

2021

Stable across source rows

2021

Orbital Period

3.05 day

3.05 to 3.05

2 values • 2 distinct

Semi-Major Axis

0.04 au

single adopted value

1 values • 1 distinct

Radius

13.56 Rearth

13.56 to 13.65

2 values • 2 distinct

Mass

130.0 Mearth

single adopted value

1 values • 1 distinct

Density

0.28 g/cm**3

single adopted value

1 values • 1 distinct

Equilibrium Temperature

1381 K

1381 to 1461.2

2 values • 2 distinct

Scale Comparison

Radius against familiar reference worlds

Current adopted radius: 13.56 R⊕ • circles scaled linearly by radius

Earth

1.0 R⊕ baseline

NGTS-18 b

13.56 R⊕

Jupiter

11.2 R⊕ reference

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

Radiusdisputed

2 values • 2 distinct

Massstable

1 values • 1 distinct

Eq. Tempdisputed

2 values • 2 distinct

YearMethodFacilityTelescopePeriodRadiusMassEq. TempReference
2021TransitNext-Generation Transit Survey (NGTS)20 cm NGTS telescope3.05 day13.56 Rearth130.0 Mearth1381 KTilbrook et al. 2021
2021TransitNext-Generation Transit Survey (NGTS)20 cm NGTS telescope3.05 day13.65 Rearth—1461.2 KExoFOP