Planet 2MASS J0441+2301 B
Detailed information about planet 2MASS J0441+2301 B and its parameters.
Planet
- Name
- 2MASS J0441+2301 B
- Planet Status
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- Discovered in
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- Update
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- Mass
- Mass*sin(i)
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- Semi-Major Axis
- Orbital Period
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- Eccentricity
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- ω
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- Tperi
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- Radius
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RJ
- Inclination
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- 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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- Secondary transit
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- λ
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- Impact Parameter b
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- Time Vr=0
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- Velocity Semiamplitude K
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- Calculated temperature
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- 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 |
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Spectral type M7 ± 1. 2MASS J0441+2301 B is the primary substellar component of a "binary planet" system orbiting a young M dwarf star 1800 AUs away.
No link
Star
- Name
- 2MASS J0441+2301 A
- Distance
- Spectral type
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- Apparent magnitude V
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- Mass
- Age
- Effective temperature
- Radius
- 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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2MASS J0441+2301 is the primary stellar component of a quadruple system including an inner brown dwarf companion (aAa-Ab = 33 AUs) and an outer (aA-BabBb = 1800 AUs) substellar pair separated by 15 AUs, the latter compatible with a "binary planet" system.
No link
- Simbad
- Most recent references (ADS)