Medicine Hat, Alberta [RenewableEnergyAccess.com] Teams spent Day 10 of the North American Solar Challenge (NASC) preparing for today’s final leg of the 2,500-mile competition. The solar-powered cars will begin leaving Medicine Hat, Alberta, today at 8 a.m. MDT and will cross the finish line in Calgary, Alberta, later in the day.A list of teams, in start order, follows. The leading team, the University of Minnesota, made it to Medicine Hat yesterday in 50 hours, 43 minutes and 54 seconds. The University of Michigan was in second place with a time of 51:13:05, and the Massachusetts Institute of Technology was third, with a time of 52:50:55. Michigan arrived first at the Medicine Hat stage stop, but fell into second place when penalties were calculated. The NASC has two classes competing; the open class where teams are allowed to use batteries or solar cells of their choice and the stock class where teams use only lead acid batteries and solar cells approved by NASC officials. The stock class leader at the end of 10 days of racing was Stanford with a time of 63:34:38. Stanford is in ninth place in the overall standings after trailering times and penalties were calculated. The competition began in Austin at the Bob Bullock Texas State History Museum July 17, traveling through 10 checkpoints in cities and towns along the route. The NASC is an educational event in which participants build and drive cars whose only source of fuel is the sun. The car with the fastest cumulative time will win the competition. The cars will start today from Medicine Hat College, 299 College Drive, and are anticipated to cross the finish line at the University of Calgary in downtown Calgary between 10 a.m. and 11 a.m.