galpy.df.diskdf.skewvR¶
-
diskdf.
skewvR
(R, romberg=False, nsigma=None, phi=0.0)[source]¶ NAME:
skewvRPURPOSE:
calculate skew in vR at R by marginalizing over velocityINPUT:
R - radius at which to calculate <vR> (can be Quantity)OPTIONAL INPUT:
nsigma - number of sigma to integrate the velocities overKEYWORDS:
romberg - if True, use a romberg integrator (default: False)OUTPUT:
skewvRHISTORY:
2011-12-07 - Written - Bovy (NYU)