2002/02/17 16:20:00*2.7683*2.7662*2.7683*2.7662
2002/02/17 16:55:00*2.7662*2.7665*2.7665*2.7654
2002/02/17 17:00:00*2.7665*2.7668*2.7668*2.7663
