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HIP 74890 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HIP 74890 b

Confirmed exoplanet · Gas Giant

HIP 74890 b

Orbiting HIP 74890

Discovered in 2016 using Radial Velocity. This page reflects the latest synchronized NASA Exoplanet Archive composite record.

NASA Archive record ↗Back to catalog →

Generic gas giant catalog artwork; not a direct image of HIP 74890 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,016
Method: Radial Velocity
Radius: 13.3 R⊕
Mass: 762.792 M⊕
Orbit: 822.3 days
Distance: 78.6562 pc

Planet profile

Orbit and physical properties

Orbital period: 822.3 days
Semi-major axis: 2.1 AU
Eccentricity: 0.07
Radius: 13.3 Earth radii
Mass: 762.792 Earth masses
Mass provenance: Msini
Density: 1.78 g/cm³
Equilibrium temperature: 387.66 K
Insolation: 3.7188 Earth flux

Host system

Star and system properties

Host star: HIP 74890
Stars in system: 1
Known planets in system: 1
Spectral type: K1 III
Stellar temperature: 4,850 K
Stellar radius: 5.77 R☉
Stellar mass: 1.74 M☉
Stellar metallicity: 0.2 dex
Stellar age: 4.41 Gyr
Distance: 78.6562 parsecs
Right ascension: 15h18m17.16s
Declination: -41d25m15.95s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,016
Publication date: 2016-05
Discovery locale: Ground
Facility: Multiple Observatories
Telescope: Multiple Telescopes
Instrument: Multiple Instruments
NASA Exoplanet Archive: Open composite record ↗

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