velocity_glon_glat#

gammapy.utils.coordinates.velocity_glon_glat(x, y, z, vx, vy, vz)[source]#

Compute projected angular velocity in galactic coordinates.

Parameters:

x, y, zQuantity: Position in x, y, z direction.
vx, vy, vzQuantity: Velocity in x, y, z direction.

Returns:

v_glon, v_glatQuantity: Projected velocity in Galactic sky coordinates.