time_utc              lon       lat      cast_id    cast_no  
2017-10-14T12:30:45Z  -46.0552  22.8008  at3901001  1        
2017-10-14T15:13:09Z  -46.0603  22.8100  at3901002  2        
2017-10-16T17:12:29Z  -46.0507  22.8003  at3901003  3        
2017-10-17T17:10:49Z  -46.0525  22.8023  at3901004  4        
2017-10-17T22:56:47Z  -46.0512  22.7998  at3901005  5        
2017-10-18T16:34:28Z  -46.0530  22.8005  at3901006  6        
2017-10-20T10:27:35Z  -46.0527  22.8022  at3901007  7        
2017-10-23T12:45:02Z  -46.0817  22.7558  at3901008  8        
2017-10-25T04:02:45Z  -46.0815  22.7563  at3901009  9        
2017-10-25T22:41:48Z  -46.0798  22.7553  at3901010  10       
2017-10-26T17:25:48Z  -46.0513  22.8018  at3901011  11       
2017-10-26T23:18:51Z  -46.0520  22.8018  at3901012  12       
2017-10-27T03:39:14Z  -46.0550  22.8035  at3901013  13