407,2008-02-05 10:23:36,116.69688,40.1673
407,2008-02-06 10:58:24,116.69678,40.16717
407,2008-02-07 12:54:52,116.6968,40.1675
407,2008-02-08 12:17:44,116.69682,40.16752
