galpy.potential
NAME:
tdyn
PURPOSE:
calculate the dynamical time from tdyn^2 = 3pi/[G<rho>]
INPUT:
R - Galactocentric radius (can be Quantity) t= (0.) time (optional; can be Quantity)
R - Galactocentric radius (can be Quantity)
t= (0.) time (optional; can be Quantity)
OUTPUT:
Dynamical time
HISTORY:
2021-03-18 - Written - Bovy (UofT)
Potential.tdyn()
galpy.potential.Potential.surfdens
galpy.planar.Potential.toPlanar