galpy.df.streamdf.meanangledAngle¶
-
streamdf.
meanangledAngle
(dangle, smallest=False)[source]¶ NAME:
meanangledAnglePURPOSE:
calculate the mean perpendicular angle at a given angleINPUT:
dangle - angle offset along the stream
smallest= (False) calculate for smallest eigenvalue direction rather than for middle
OUTPUT:
mean perpendicular angleHISTORY:
2013-12-06 - Written - Bovy (IAS)