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HD 1461 c | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HD 1461 c

Confirmed exoplanet · Super Earth

HD 1461 c

Orbiting HD 1461

Discovered in 2015 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 c — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,015
Method: Radial Velocity
Radius: 2.23 R⊕
Mass: 5.59 M⊕
Orbit: 13.5052 days
Distance: 23.4534 pc

Planet profile

Orbit and physical properties

Orbital period: 13.5052 days
Semi-major axis: 0.1117 AU
Eccentricity: 0.305
Radius: 2.23 Earth radii
Mass: 5.59 Earth masses
Mass provenance: Msini
Density: 2.77 g/cm³
Equilibrium temperature: 892.87 K
Insolation: 99.8365 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: 2,015
Publication date: 2016-01
Discovery locale: Ground
Facility: La Silla Observatory
Telescope: 3.6 m ESO Telescope
Instrument: HARPS Spectrograph
NASA Exoplanet Archive: Open composite record ↗

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