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%matplotlib inline


    

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from vespa.stars import MultipleStarPopulation


    

    




WARNING:root:PyMultiNest not available; only emcee fits will be possible.
WARNING:root:progressbar not imported

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pop = MultipleStarPopulation(1)


    

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pop.orbpop.orbpop_long.scatterplot(rmax=10)


    

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pop.stars.columns


    

    
Out[5]:





Index([u'H_mag', u'H_mag_A', u'J_mag', u'J_mag_A', u'K_mag', u'K_mag_A', u'Kepler_mag', u'Kepler_mag_A', u'Teff_A', u'age_A', u'g_mag', u'g_mag_A', u'i_mag', u'i_mag_A', u'logL_A', u'logg_A', u'mass_A', u'r_mag', u'r_mag_A', u'radius_A', u'z_mag', u'z_mag_A', u'H_mag_B', u'J_mag_B', u'K_mag_B', u'Kepler_mag_B', u'Teff_B', u'age_B', u'g_mag_B', u'i_mag_B', u'logL_B', u'logg_B', u'mass_B', u'r_mag_B', u'radius_B', u'z_mag_B', u'H_mag_C', u'J_mag_C', u'K_mag_C', u'Kepler_mag_C', u'Teff_C', u'age_C', u'g_mag_C', u'i_mag_C', u'logL_C', u'logg_C', u'mass_C', u'r_mag_C', u'radius_C', u'z_mag_C', u'distance', u'distmod'], dtype='object')

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import isochrones


    

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isochrones.starmodel?


    

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import vespa


    

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a = vespa.stars.BGStarPopulation()


    

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a


    

    
Out[21]:





<vespa.stars.populations.BGStarPopulation at 0x10d02d790>

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a.RV()


    

    




---------------------------------------------------------------------------
AttributeError                            Traceback (most recent call last)
<ipython-input-23-3b3a3a81fd8b> in <module>()
----> 1 a.RV()

/Users/ganeshravichandran/anaconda/lib/python2.7/site-packages/VESPA-0.2.5-py2.7-macosx-10.5-x86_64.egg/vespa/stars/populations.pyc in RV(self)
    208         Radial velocity difference between "primary" and "secondary" (exact meaning varies)
    209         """
--> 210         return self.orbpop.RV
    211 
    212     def dRV(self,dt):

AttributeError: 'NoneType' object has no attribute 'RV'

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