Who can tell us something about the marathon, such as distance, time, ranking and so on?

The marathon is 42. 195km. The closing time of domestic competitions ranges from five and a half hours to six hours. The world's best result in marathon is about two hours and six minutes. At present, the famous marathon events in China are Beima (Beijing Marathon), Xiama (Xiamen Marathon) and Malaysia (Dalian Marathon). In recent years, domestic marathon events have sprung up like mushrooms after rain, such as Dandong, Changchun, Hengshui, Erdos, Taiyuan, Yinchuan, Xi 'an, Zhengzhou, Yangzhou, Tianjin, Binzhou, Haiyang, Wuxi, Shanghai, Guangzhou, Shenzhen, Hainan and other places all want to hold marathon events, so as to expand their popularity, publicize themselves and promote their cultural tourism. Various forms of marathons also have their own characteristics, such as grassland marathon, plateau marathon, beach marathon, Great Wall marathon, snow marathon and so on.