Thank you for the feedback. Defining own units does not work currently, but you can simply divide by your new unit: >>> U = 1e-6/60 * kat U = 1.66667e

Thank you for the feedback. Defining own units does not work currently, but you can simply divide by your new unit: >>> U = 1e-6/60 * kat U = 1.66667e-8 kat >>> 1 kat / U 1 kat / U = 60000000