GLC - Geographic Position, Loran-C

                                           12    14
        1    2   3 4   5 6   7 8   9 10  11|   13|
        |    |   | |   | |   | |   | |   | |   | |
 $--GLC,xxxx,x.x,a,x.x,a,x.x,a.x,x,a,x.x,a,x.x,a*hh<CR><LF>

 Field Number: 
  1) GRI Microseconds/10
  2) Master TOA Microseconds
  3) Master TOA Signal Status
  4) Time Difference 1 Microseconds
  5) Time Difference 1 Signal Status
  6) Time Difference 2 Microseconds
  7) Time Difference 2 Signal Status
  8) Time Difference 3 Microseconds
  9) Time Difference 3 Signal Status
  10) Time Difference 4 Microseconds
  11) Time Difference 4 Signal Status
  12) Time Difference 5 Microseconds
  13) Time Difference 5 Signal Status
  14) Checksum