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Missions Planets Black Holes 3D Map Agencies Blog About apexandromeda.com

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BD+48 740 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/BD+48 740 b

Confirmed exoplanet · Gas Giant

BD+48 740 b

Orbiting BD+48 740

Discovered in 2018 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 BD+48 740 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,018
Method: Radial Velocity
Radius: 13.5 R⊕
Mass: 540.311 M⊕
Orbit: 733 days
Distance: 666.589 pc

Planet profile

Orbit and physical properties

Orbital period: 733 days
Semi-major axis: 1.7 AU
Eccentricity: 0.76
Radius: 13.5 Earth radii
Mass: 540.311 Earth masses
Mass provenance: Msini
Density: 1.21 g/cm³
Equilibrium temperature: 538.94 K
Insolation: 15.1044 Earth flux

Host system

Star and system properties

Host star: BD+48 740
Stars in system: 1
Known planets in system: 1
Spectral type: K3 III
Stellar temperature: 4,534 K
Stellar radius: 10.33 R☉
Stellar mass: 1.09 M☉
Stellar metallicity: -0.13 dex
Stellar age: Not reported by the NASA Exoplanet Archive
Distance: 666.589 parsecs
Right ascension: 02h42m58.21s
Declination: +48d55m48.21s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,018
Publication date: 2018-05
Discovery locale: Ground
Facility: Multiple Observatories
Telescope: Multiple Telescopes
Instrument: Multiple Instruments
NASA Exoplanet Archive: Open composite record ↗

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