Bouncingball with classes

import math
import matplotlib.pyplot as plt
g = 9.8

class bounceBall(object):
     def __init__ (self):
         self.Height = []
         self.Distance = []
         self.D_cumil = 0
         self.H_peak = 1
     def traceBounce(self, H0, velocity, CoR, angleThetha, timedelta):
         thetha = angleThetha * math.pi/180 #converting to radians
         vel_y = velocity * math.sin(thetha)
         vel_x = velocity * math.cos(thetha)
         self.Height.append(H0)
         self.Distance.append(0)
         while self.H_peak > 0.01:
             self.Height.append(self.Height[-1] + vel_y*timedelta + 0.5*g*timedelta**2)
             vel_y = vel_y - (g * timedelta)
             self.D_cumil += vel_x*timedelta
             self.Distance.append(self.D_cumil)
             if self.Height[-1] < 0.0001:
                     vel_y = abs(vel_y*CoR)
                     self.H_peak = vel_y / (2*g)
             print(round(vel_y, 4), ",", round(self.Height[-1],4),",", round(self.H_peak,4))


ball1 = bounceBall()
ball1.traceBounce(0, 5, 0.8, 45, .001)
plt.plot(ball1.Distance,ball1.Height)
plt.show()