Planet 2MASS J0441+2301 Ab
Detailed information about planet 2MASS J0441+2301 Ab and its parameters.
Planet
- Name
- 2MASS J0441+2301 Ab
- Planet Status
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Confirmed
- Discovered in
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2015
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Publication
Status -
—
- Update
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2025-07-20
- Mass
- Mass*sin(i)
-
—
- Semi-Major Axis
- Orbital Period
-
—
- Eccentricity
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—
- Angular distance
-
—
- ω
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—
- Tperi
-
—
- Radius
- Inclination
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—
- Detection Method
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Imaging
- 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
- 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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2MASS J04414489+2301513 Ab
| Data Source | Type | Result Value | Result Figure | Notes | Reference |
|---|
| Molecule | Data Source | Type | Result Value | Result Figure | Notes | Reference |
|---|
Spectral type M7 ± 1.
No link
Star
- Name
- 2MASS J0441+2301 A
- Distance
- Spectral type
-
M4.5V
- Apparent magnitude V
-
—
- Apparent magnitude I
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—
- Apparent magnitude J
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—
- Apparent magnitude H
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—
- Apparent magnitude K
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—
- Mass
- Age
- Effective temperature
- Radius
- Metallicity [Fe/H]
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—
- Detected Disc
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—
- Magnetic Field
-
—
- RA2000
-
04:41:45.0
- Dec2000
-
+23:01:51.0
- Alternate Names
-
2MASS J04414489+2301513 A
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)