# galpy.df.streamdf.sigOmega¶

streamdf.sigOmega(dangle)[source]

NAME:

sigmaOmega

PURPOSE:

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

INPUT:

dangle - angle offset

OUTPUT:

sigma Omega

HISTORY:

2013-12-05 - Written - Bovy (IAS)