cartconverter.py 文件源码

def zloop(i):
    c = SkyCoord(ra=df2['alpha_j2000'][i]*u.degree, dec=df2['delta_j2000'][i]*u.degree)
    #print i
    val = c.cartesian.z
    return float(val)


    #print val
    #print df2['mmm'][i]