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HD 1461 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HD 1461 b

Confirmed exoplanet · Super Earth

HD 1461 b

Orbiting HD 1461

Discovered in 2010 using Radial Velocity. This page reflects the latest synchronized NASA Exoplanet Archive composite record.

NASA Archive record ↗Back to catalog →

Generic super earth catalog artwork; not a direct image of HD 1461 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,010
Method: Radial Velocity
Radius: 2.42 R⊕
Mass: 6.44 M⊕
Orbit: 5.77152 days
Distance: 23.4534 pc

Planet profile

Orbit and physical properties

Orbital period: 5.77152 days
Semi-major axis: 0.0634 AU
Eccentricity: 0.172
Radius: 2.42 Earth radii
Mass: 6.44 Earth masses
Mass provenance: Msini
Density: 2.5 g/cm³
Equilibrium temperature: 1,185.14 K
Insolation: 309.8969 Earth flux

Host system

Star and system properties

Host star: HD 1461
Stars in system: 1
Known planets in system: 2
Spectral type: G0 V
Stellar temperature: 5,765 K
Stellar radius: 1.152288 R☉
Stellar mass: 1.02 M☉
Stellar metallicity: 0.19 dex
Stellar age: 7.12 Gyr
Distance: 23.4534 parsecs
Right ascension: 00h18m42.30s
Declination: -08d03m13.03s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,010
Publication date: 2010-01
Discovery locale: Ground
Facility: W. M. Keck Observatory
Telescope: 10 m Keck I Telescope
Instrument: HIRES Spectrometer
NASA Exoplanet Archive: Open composite record ↗

Visual archive

Gallery

One image from HD 1461 b.

Generic super earth catalog artwork; not a direct image of HD 1461 b — Apex Andromeda catalog artwork