Planet GJ 649 b

Name GJ 649 b
Planet Status Confirmed
Discovered in 2009
Mass 0.328 ( -0.032 +0.032 ) MJ
Mass*sin(i) 0.328 ( -0.032 +0.032 ) MJ
Semi-Major Axis 1.135 (± 0.035) AU
Orbital Period 598.3 (± 4.2) day
Eccentricity 0.3 (± 0.08)
ω 352.0 (± 15.0) deg
Tperi 12876.0 (± 22.0) JD
Radius
Inclination
Update 2016-02-23
Detection Method Radial Velocity
Mass Detection Method
Radius Detection Method
Primary transit
Secondary transit
λ
Impact Parameter b
Time Vr=0
Velocity Semiamplitude K
Calculated temperature
Measured temperature
Hottest point longitude
Geometric albedo
Surface gravity log(g/gH)
Alternate Names

Star

GJ 649
Name GJ 649
Distance 10.34 (± 0.15) pc
Spectral type M1.5
Apparent magnitude V 9.7
Mass 0.54 (± 0.05) MSun
Age
Effective temperature 3700.0 (± 60.0) K
Radius
Metallicity [Fe/H] 0.08 (± 0.06)
Detected Disc
Magnetic Field
RA2000 16:58:09.0
Dec2000 +25:44:39
Alternate Names
Planetary system
2 planets

More data


Related publications

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Testing the Planet-Metallicity Correlation in M-dwarfs with Gemini GNIRS Spectra
2017 HOBSON M., JOFRE E., GARCIA L., PETRUCCI R. é GOMEZ M.
Rev. Mex. Astron. Astrophys., accepted
arxiv  

Stellar Diameters and Temperatures V. Eleven Newly Characterized Exoplanet Host Stars
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paper  arxiv  ADS  

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2013 WITTENMYER R., WANG S., HORNER J., TINNEY Ch., BUTLER P. & 6 additional authors
ApJ. Suppl., accepted
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2012 PLAVALOVA E.
Astrobiology, 12, 361
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2011 Michael Perryman
Content
Content and Chapter 5

The Exoplanet Orbit Database
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Publ. Astron. Soc. Australia, 28, 177
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2010 WRIGHT J., MARCY G. & the California Planet Survey consortium
web page

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2010 DONNISON J.
MNRAS, 406, 1918
paper

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Astron. & Astrophys.
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