tilt = 15
t = 0
start = quaternion()
delta = 15
speed = 1.5 / delta
for (rot = 0; rot <1440; rot += delta){
  if t < tilt {t++}
  x = sin(rot)
  y = cos(rot)
  q = quaternion({@x @y 0},@t)
  orientation = q * start
  moveto @speed quaternion @orientation
  }
speed *= 10
moveto @speed quaternion @start