ExoplanetDetail

HIP 29442 c

Host star TOI-469 • 1.55 R⊕ • 3.54 d orbit

Records

archive rows

Discovery

2023

Radial Velocity

Radius

1.55 R⊕

default parameter set

Mass

4.50 M⊕

default parameter set

TOI-469

1123 K equilibrium

Selected source: Egger et al. 2024

Host Star

TOI-469

Stable across source rows

TOI-469

Discovery Method

Radial Velocity

Consistent across records

Radial Velocity (2)

Discovery Year

2023

Stable across source rows

2023

Orbital Period

3.54 day

3.54 to 3.54

2 values • 2 distinct

Semi-Major Axis

0.05 au

0.04 to 0.05

2 values • 2 distinct

Radius

1.55 Rearth

1.55 to 1.58

2 values • 2 distinct

Mass

4.50 Mearth

single adopted value

2 values • 1 distinct

Equilibrium Temperature

1123 K

1123 to 1217

2 values • 2 distinct

Earth

1.0 R⊕ baseline

HIP 29442 c

1.55 R⊕

Jupiter

11.2 R⊕ reference

Evidence Summary

Rows

Refs

Methods

Discoverystable

2 values • 1 distinct

Facilitystable

2 values • 1 distinct

Periodstable

2 values • 1 distinct

Radiusdisputed

2 values • 2 distinct

Massstable

2 values • 1 distinct

Eq. Tempdisputed

2 values • 2 distinct

Year	Method	Facility	Telescope	Period	Radius	Mass	Eq. Temp	Reference
2023	Radial Velocity	Paranal Observatory	8.2 m ESO VLT UT3 Melipal Telescope	3.54 day	1.55 Rearth	4.50 Mearth	1123 K	Egger et al. 2024
2023	Radial Velocity	Paranal Observatory	8.2 m ESO VLT UT3 Melipal Telescope	3.54 day	1.58 Rearth	4.50 Mearth	1217 K	Damasso et al. 2023

HIP 29442 c

Adopted planet values from the default parameter set

Radius against familiar reference worlds

Underlying measurements and references