Planet GJ 3470 b
Detailed information about planet GJ 3470 b and its parameters.
Planet
- Name
- GJ 3470 b
- Planet Status
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- Discovered in
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- Update
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- Mass
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- The TROY project III. Exploring co-orbitals around low-mass stars
- Stellar Characterization and Chemical Abundances of Exoplanet Hosting M dwarfs from APOGEE Spectra: Future JWST Targets
- Bright Opportunities for Atmospheric Characterization of Small Planets: Masses and Radii of K2-3 b, c, d and GJ3470 b from Radial Velocity Measurements and Spitzer Transits
- Mass*sin(i)
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- Understanding the Mass-Radius Relation for Sub-Neptunes: Radius as a Proxy for Composition
- Spitzer Observations of GJ3470b: a Very Low-density Neptune-size Planet Orbiting a Metal-rich M dwarf
- A hot Uranus transiting the nearby M dwarf GJ3470. Detected with HARPS velocimetry. Captured in transit with TRAPPIST photometry
- Semi-Major Axis
- Orbital Period
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- Bright Opportunities for Atmospheric Characterization of Small Planets: Masses and Radii of K2-3 b, c, d and GJ3470 b from Radial Velocity Measurements and Spitzer Transits
- Spitzer Observations of GJ3470b: a Very Low-density Neptune-size Planet Orbiting a Metal-rich M dwarf
- A hot Uranus transiting the nearby M dwarf GJ3470. Detected with HARPS velocimetry. Captured in transit with TRAPPIST photometry
- Eccentricity
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- The TROY project III. Exploring co-orbitals around low-mass stars
- Bright Opportunities for Atmospheric Characterization of Small Planets: Masses and Radii of K2-3 b, c, d and GJ3470 b from Radial Velocity Measurements and Spitzer Transits
- A hot Uranus transiting the nearby M dwarf GJ3470. Detected with HARPS velocimetry. Captured in transit with TRAPPIST photometry
- ω
- Tperi
- Radius
-
- Stellar Characterization and Chemical Abundances of Exoplanet Hosting M dwarfs from APOGEE Spectra: Future JWST Targets
- Understanding the Mass-Radius Relation for Sub-Neptunes: Radius as a Proxy for Composition
- Spitzer Observations of GJ3470b: a Very Low-density Neptune-size Planet Orbiting a Metal-rich M dwarf
- A hot Uranus transiting the nearby M dwarf GJ3470. Detected with HARPS velocimetry. Captured in transit with TRAPPIST photometry
- Inclination
- Detection Method
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- Mass Meas. Method
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- Radius Meas. Method
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- Primary transit
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- Bright Opportunities for Atmospheric Characterization of Small Planets: Masses and Radii of K2-3 b, c, d and GJ3470 b from Radial Velocity Measurements and Spitzer Transits
- A hot Uranus transiting the nearby M dwarf GJ3470. Detected with HARPS velocimetry. Captured in transit with TRAPPIST photometry
- Secondary transit
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- λ
- Impact Parameter b
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- Time Vr=0
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- Velocity Semiamplitude K
- Calculated temperature
- Measured temperature
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- Hottest point longitude
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- Geometric albedo
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- Surface gravity log(g/gH)
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- Alternate Names
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Data Source | Type | Result Value | Result Figure | Notes | Reference |
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Molecule | Data Source | Type | Result Value | Result Figure | Notes | Reference |
---|---|---|---|---|---|---|
CH4 | ||||||
Measurements | Detected | 2024 - BEATTY Th. | ||||
CO2 | ||||||
Measurements | Detected | 2024 - BEATTY Th. | ||||
H | ||||||
Measurements | Detected | 2018 - BOURRIER V. | ||||
Modeling | Detected | 2020 - SHAIKHISLAMOV I. | ||||
H2O | ||||||
Measurements | Detected | 2024 - BEATTY Th. | ||||
Measurements | Detected 5σ | 2019 - BENNEKE B. | ||||
He | ||||||
Measurements | Detected | 2021 - LAMPON M. | ||||
Measurements | Detected | 2020 - PALLÉ E. | ||||
Modeling | Detected | 2020 - SHAIKHISLAMOV I. | ||||
SO2 | ||||||
Measurements | Detected | 2024 - BEATTY Th. |
No remarks
No link
Star
- Name
- GJ 3470
- Distance
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- A hot Uranus transiting the nearby M dwarf GJ3470. Detected with HARPS velocimetry. Captured in transit with TRAPPIST photometry
- Spitzer Observations of GJ3470b: a Very Low-density Neptune-size Planet Orbiting a Metal-rich M dwarf
- Trigonometric Parallaxes and Proper Motions of 134 Southern Late M, L, and T Dwarfs from the Carnegie Astrometric Planet Search Program
- Bright Opportunities for Atmospheric Characterization of Small Planets: Masses and Radii of K2-3 b, c, d and GJ3470 b from Radial Velocity Measurements and Spitzer Transits
- Spectral type
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- Apparent magnitude V
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- Mass
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- A hot Uranus transiting the nearby M dwarf GJ3470. Detected with HARPS velocimetry. Captured in transit with TRAPPIST photometry
- Spitzer Observations of GJ3470b: a Very Low-density Neptune-size Planet Orbiting a Metal-rich M dwarf
- Bright Opportunities for Atmospheric Characterization of Small Planets: Masses and Radii of K2-3 b, c, d and GJ3470 b from Radial Velocity Measurements and Spitzer Transits
- Age
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- A hot Uranus transiting the nearby M dwarf GJ3470. Detected with HARPS velocimetry. Captured in transit with TRAPPIST photometry
- Bright Opportunities for Atmospheric Characterization of Small Planets: Masses and Radii of K2-3 b, c, d and GJ3470 b from Radial Velocity Measurements and Spitzer Transits
- Effective temperature
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- A hot Uranus transiting the nearby M dwarf GJ3470. Detected with HARPS velocimetry. Captured in transit with TRAPPIST photometry
- Spitzer Observations of GJ3470b: a Very Low-density Neptune-size Planet Orbiting a Metal-rich M dwarf
- Bright Opportunities for Atmospheric Characterization of Small Planets: Masses and Radii of K2-3 b, c, d and GJ3470 b from Radial Velocity Measurements and Spitzer Transits
- Radius
-
- A hot Uranus transiting the nearby M dwarf GJ3470. Detected with HARPS velocimetry. Captured in transit with TRAPPIST photometry
- Spitzer Observations of GJ3470b: a Very Low-density Neptune-size Planet Orbiting a Metal-rich M dwarf
- Bright Opportunities for Atmospheric Characterization of Small Planets: Masses and Radii of K2-3 b, c, d and GJ3470 b from Radial Velocity Measurements and Spitzer Transits
- Metallicity [Fe/H]
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- Detected Disc
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- Magnetic Field
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- RA2000
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- Dec2000
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- Alternate Names
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No remarks
No link
- Simbad
- Most recent references (ADS)