a   b   i x                   y                   t                    u
pan pan 1 0.3467901443380824  0.7268028627434533  2017-07-14T02:40:01Z 1500000001123456.8
eks pan 2 0.7586799647899636  0.5221511083334797  2017-07-14T02:40:02Z 1500000002123456.8
wye wye 3 0.20460330576630303 0.33831852551664776 2017-07-14T02:40:03Z 1500000003123456.8
eks wye 4 0.38139939387114097 0.13418874328430463 2017-07-14T02:40:04Z 1500000004123456.8
