galpy.util.bovy_coords.galcenrect_to_vxvyvz¶
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galpy.util.bovy_coords.
galcenrect_to_vxvyvz
(vXg, vYg, vZg, vsun=[0.0, 1.0, 0.0])¶ NAME:
galcenrect_to_vxvyvzPURPOSE:
transform rectangular Galactocentric coordinates to XYZ coordinates (wrt Sun) for velocitiesINPUT:
vXg - Galactocentric x-velocity
vYg - Galactocentric y-velocity
vZg - Galactocentric z-velocity
vsun - velocity of the sun in the GC frame ndarray[3]
OUTPUT:
[:,3]= vx, vy, vzHISTORY:
2011-02-24 - Written - Bovy (NYU)