Lionel Sanders (Canadian Triathlete) doing aero testing on the road and the velodrome: https://www.youtube.com/watch?v=6u_Tw3S8KWA https://www.youtube.com/watc

Lionel Sanders (Canadian Triathlete) doing aero testing on the road and the velodrome: https://www.youtube.com/watch?v=6u_Tw3S8KWA https://www.youtube.com/watch?v=6u_Tw3S8KWA https://www.youtube.com/watch?v=O6sqOX1nUIU https://www.youtube.com/watch?v=O6sqOX1nUIU On the road, he was able to reduce his drag coefficient by lowering his hands/arms - (0.23 to just under 0.20), but on the velodrome, he wasn't able to reproduce the improvement despite several variations in hand/body position. In the first video, the testing expert mentions that cycling pros would be in the range 0.16 to 0.18 (smaller/lighter cyclists had the lower coefficients).