Jonathan replied to me: > > Ground pressure for retractable, small wheels is high, 1/6th off-road > > speed. To reach a nominal road speed of 270 mph, it needs something > > like 1,000 lbs. of thrust. A 120-lb. super turbofan which burns 65 > > lbs. of jet fuel per hour. > > Desert planet, right? Lots of sand; I'd expect skids rather than wheels.
Skids effectively reduce the ground pressure, so I'd need only 135 mph. But they have a lower speed factor, too, might even out. It probably depends -- do I need the thrust for WIGE flight, or do I need maximum power only for takeoff? Regards, Onno _______________________________________________ GurpsNet-L mailing list <[email protected]> http://mail.sjgames.com/mailman/listinfo/gurpsnet-l
