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HD 197037 b | Exoplanets | Apex Andromeda | Apex Andromeda

Planets/Exoplanets/HD 197037 b

Confirmed exoplanet · Gas Giant

HD 197037 b

Orbiting HD 197037

Discovered in 2012 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 HD 197037 b — Generic category artwork—not a direct imageApex Andromeda catalog artwork

Discovery: 2,012
Method: Radial Velocity
Radius: 13.9 R⊕
Mass: 251 M⊕
Orbit: 1,035.7 days
Distance: 33.1944 pc

Planet profile

Orbit and physical properties

Orbital period: 1,035.7 days
Semi-major axis: 2.07 AU
Eccentricity: 0.22
Radius: 13.9 Earth radii
Mass: 251 Earth masses
Mass provenance: Msini
Density: 0.514 g/cm³
Equilibrium temperature: 216.67 K
Insolation: 0.4042 Earth flux

Host system

Star and system properties

Host star: HD 197037
Stars in system: 2
Known planets in system: 1
Spectral type: F7 V
Stellar temperature: 6,150 K
Stellar radius: 1.105 R☉
Stellar mass: 1.11 M☉
Stellar metallicity: -0.2 dex
Stellar age: 1.9 Gyr
Distance: 33.1944 parsecs
Right ascension: 20h39m32.87s
Declination: +42d14m51.33s

Discovery

Detection and provenance

Discovery method: Radial Velocity
Discovery year: 2,012
Publication date: 2012-04
Discovery locale: Ground
Facility: McDonald Observatory
Telescope: 2.7 m Harlan J. Smith Telescope
Instrument: Tull Coude Spectrograph
NASA Exoplanet Archive: Open composite record ↗

Visual archive

Gallery

One image from HD 197037 b.

Generic gas giant catalog artwork; not a direct image of HD 197037 b — Apex Andromeda catalog artwork