galpy.df.streamdf.sigOmega

streamdf.sigOmega(dangle)[source]

Calculate the 1D sigma in frequency as a function of angle, assuming a uniform time distribution up to a maximum time

Parameters:

dangle (float) – Angle offset

Returns:

Sigma Omega

Return type:

float or Quantity

Notes

  • 2013-12-01 - Written - Bovy (IAS)