Planet HIP 57050 b

Name HIP 57050 b
Planet Status Confirmed
Discovered in 2010
Mass
Mass*sin(i) 0.304 ( -0.004 +0.003 ) MJ +
Semi-Major Axis 0.166 (± 0.001) AU +
Orbital Period 41.38 ( -0.002 +0.001 ) day +
Eccentricity 0.375 ( -0.009 +0.008 ) +
ω 258.7 (± 1.7) deg +
Tperi
Radius
Inclination
Update 2020-02-04
Detection Method Radial Velocity
Mass Detection Method Spectrum
Radius Detection Method
Primary transit
Secondary transit
λ
Impact Parameter b
Time Vr=0
Velocity Semiamplitude K 38.54 (± 0.43) m/s
Calculated temperature
Measured temperature
Hottest point longitude
Geometric albedo
Surface gravity log(g/gH)
Alternate Names GJ 1148 b

Star

HIP 57050
Name HIP 57050
Distance 11.02 (± 0.1) pc +
Spectral type M4V
Apparent magnitude V 11.9
Mass 0.354 (± 0.015) MSun +
Age
Effective temperature 3358.0 (± 51.0) K +
Radius 0.353 (± 0.014) RSun +
Metallicity [Fe/H] 0.13 (± 0.16) +
Detected Disc
Magnetic Field
RA2000 11:41:45.0
Dec2000 +42:45:07
Alternate Names GJ 1148, 2MASS J11414471+4245072
Planetary system
2 planets

More data


Related publications

The CARMENES search for exoplanets around M dwarfs. Dynamical characterization of the multiple planet system GJ 1148 and prospects of habitable exomoons around GJ 1148 b
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Testing the Planet-Metallicity Correlation in M-dwarfs with Gemini GNIRS Spectra
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Rev. Mex. Astron. Astrophys., accepted
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ApJ. Letters, 744, L23
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A Uniformly Derived Catalogue of Exoplanets from Radial Velocities
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Content
Content and Chapter 5

The Lick-Carnegie Exoplanet Survey: A Saturn-Mass Planet in the Habitable Zone of the Nearby M4V Star HIP 57050
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