4247,2008-02-05 23:16:06,116.67437,39.89008
4247,2008-02-06 22:15:28,116.67427,39.89004
4247,2008-02-06 22:15:30,116.67427,39.89004
4247,2008-02-07 22:26:09,116.67422,39.89009
4247,2008-02-08 13:53:58,116.67434,39.89015
4247,2008-02-08 13:53:59,116.67434,39.89015
