42646.0   23.128   -94.804   1
            49155.0   23.357   -94.830   1
            55644.0   23.554   -94.945   1
            61436.0   23.732   -94.936   1
            -9999.9    0.000     0.000   0

                    BRET99_21U1.CTR                                       

           Zero time is 0000Z on the morning of AUG 21, 1999
               8    21  1999 ! Zero time in integer month, day and year
           Center file created at 20:12:51Z AUG  9, 2001
           Center file generated by Program BIGD