This is simple pen sandbox Try to change variables named "Direction speed1" and "Direction speed 2" then press "Restart" and watch Comment your circles
Examples: Direction speed 1 | Direction speed 2 1. 1 | 5 2. 1 | 179 3. 1 | 90 4. 1 | 95 5. 90 | 5 6. 1 | 100 7. 89 | 91