If you're effectively in a permanent net tail wind, drag coefficient should be raised as high as possible to maximise thrust. A spinnaker would be good :-) Position on a paced speed record attempt is about maximising power and stability, you don't have to worry about the aeros.
If you're effectively in a permanent net tail wind, drag coefficient should be raised as high as possible to maximise thrust. A spinnaker would be good :-) Position on a paced speed record attempt is about maximising power and stability, you don't have to worry about the aeros.