| P1 | P1 | Position of wheel 1 in car's frame(mm) | Vector |
| P2 | P2 | Position of wheel 2 in car's frame(mm) | Vector |
| P3 | P3 | Position of wheel 3 in car's frame(mm) | Vector |
| P4 | P4 | Position of wheel 4 in car's frame(mm) | Vector |
| P5 | P5 | Position of wheel 5 in car's frame(mm) | Vector |
| P6 | P6 | Position of wheel 6 in car's frame(mm) | Vector |
| P7 | P7 | Position of wheel 7 in car's frame(mm) | Vector |
| P8 | P8 | Position of wheel 8 in car's frame(mm) | Vector |
| r | r | radius of wheel(mm) | Number |
| t | t | angle between x-axis of world with car frame's x-axis(deg) | Number |
| b | b | angle between x-axis of car frame's x-axis with wheel frame x-axis(deg) | Number |
| tvel | tvel | rotation velocity about z-axis of world frame(deg/s) | Number |
| xvel | xvel | moving velocty in x-axis direction of world frame(mm/s) | Number |
| yvel | yvel | moving velocty in y-axis direction of world frame(mm/s) | Number |