NAVC7 data format

Latitude and longitude with calculated current-velocity data. Data were output from program ATS1 and input to program ATS3 for gravity processing.

     COLS      FIELD NAME                            FORMAT
     ----      ---------------------------           ------
     1-2       day of left fix                        I2
     3-4       month of left fix                      I2
     5-6       year of left fix                       I2
     7-10      time of left fix (GMT as HHMM)         I4
     7-8       hour of left fix                       I2
     9-10      minute of left fix                     I2
     11-19     latitude of left fix (radians)         F9.6
     20-28     longitude of left fix (radians)        F9.6
     29        K79 indicator of left
               navigation fix                         I1
     30        K80 indicator of left
               navigation fix                         I1
     32-33     day of right fix                       I2
     34-35     month of right fix                     I2
     36-37     year of right fix                      I2
     38-41     time of right fix (GMT as HHMM)        I4
     38-39     hour of right fix                      I2
     40-41     minute of right fix                    I2
     42-50     latitude of right fix (radians)        F9.6
     51-59     longitude of right fix (radians)       F9.6
     60        K79 indicator of right
               navigation fix                         I1
     61        K80 indicator of right
               navigation fix                         I1
     62-67     current velocity north                 F5.2
     68-72     current velocity east                  F5.2

The K79 and K80 indicators are carried over from the FIXSE data input to program ATS1.

NAVC7 example:

          1         2         3         4         5         6         7
 123456789012345678901234567890123456789012345678901234567890123456789012
 ------------------------------------------------------------------------
 20 6761555  .455203-1.39826601 20 6761625  .455556-1.39758400    -3   -9    
 20 6761625  .455556-1.39758400 20 6761655  .457113-1.39713600    -5   12    
 20 6761655  .457113-1.39713600 20 6761730  .459489-1.39654500   171   23    
 20 6761730  .459489-1.39654500 20 6762005  .467780-1.39510600   -64  -41    
 20 6762005  .467780-1.39510600 20 6762130  .475076-1.39546300   610   57    
 20 6762130  .475076-1.39546300 20 6762200  .477174-1.39584400   280    7    
 20 6762200  .477174-1.39584400 20 6762230  .479264-1.39624700   272    5    
 20 6762230  .479264-1.39624700 20 6762300  .481245-1.39670100   197    6    
 20 6762300  .481245-1.39670100 20 6762330  .483019-1.39705400    55   33    
 20 6762330  .483019-1.39705400 20 6762355  .484498-1.39735200    45   24    

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