event  cast  cycle     date_local  lat       lon        depth  niskin  
732    57    Cycle_4   07152010    8.56014   -90.32815  2      22      
732    57    Cycle_4   07152010    8.56014   -90.32815  12     19      
732    57    Cycle_4   07152010    8.56014   -90.32815  20     16      
732    57    Cycle_4   07152010    8.56014   -90.32815  30     13      
732    57    Cycle_4   07152010    8.56014   -90.32815  40     10      
732    57    Cycle_4   07152010    8.56014   -90.32815  50     7       
732    57    Cycle_4   07152010    8.56014   -90.32815  60     4       
732    57    Cycle_4   07152010    8.56014   -90.32815  80     1