San Antonio Marathon 2009 Results . Catch the formal Boston Marathon qualifying time Sun, Nov 15, 2009 MV San Antonio Rock” Roll Marathon! This course are planned for runners to express the fertile history of Texas-style Mission-city, and Alamo-while supplying a entertaining and scenic 26.2 mile road. The 2nd yr of operation of Rock n”Roll Marathon will house more than 31,000 runners from all fifty states, including Massachusetts and 23 nations. San Antonio Marathon 2009