! time/lat/long style, multi-record, in caps
! (Year, Day, Hour, Min, Sec, Tenths, Lat, Long, ActivityID, EquipmentType, Depth, DepthUnits, Line, Station, Roll, Comments)
! (i4.4, i3.3, 3i2.2, i1.1, t16, f9.5, t26, f10.5, t37, a, t45, a24, t70, f6.1, t78, a1, t80, a9, t90, a9, t100, a9, t110, a)
! (%4.4i, %3.3i3%2.2i%1.1i %9.5f %10.5f %7s %24s %6.1f%1s %9s %9s %9s %s)
! temporal domain
! FACS Operation logbook, through /bear/programs/edit/breakdown, then through /bear/programs/nav/navmerge
! 
!        1         2         3         4         5         6         7         8         9        10        11        12
! 3456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890
19872091515000  50.95123  178.29230 F287AA  GRAVMAG                      0.0 M  TRA                   1      ON,    SYSTEM
19872091515000  50.95123  178.29230 F287AA  GRAVMAG                      0.0 M  TRA                   1      START, MAGNETIC TAPE
19872122100000  51.68770  175.97780 F287AA  GRAVMAG                      0.0 M   11                   1      END,   MAGNETIC TAPE
19872122112000  51.66090  175.95610 F287AA  GRAVMAG                      0.0 M   11                   2      START, MAGNETIC TAPE
19872142043000  50.56910  176.41180 F287AA  GRAVMAG                      0.0 M   S3                   2      END,   MAGNETIC TAPE
19872142050000  50.56870  176.43080 F287AA  GRAVMAG                      0.0 M   S4                   3      START, MAGNETIC TAPE
19872180529000  51.81060  175.13660 F287AA  GRAVMAG                      0.0 M   20                   3      END,   MAGNETIC TAPE
19872180534000  51.80160  175.14860 F287AA  GRAVMAG                      0.0 M   21                   4      START, MAGNETIC TAPE
19872200800000  52.73640  169.78450 F287AA  GRAVMAG                      0.0 M   S9                   4      END,   MAGNETIC TAPE
19872200810000  52.75670  169.80150 F287AA  GRAVMAG                      0.0 M   S9                   5      START, MAGNETIC TAPE
19872220756000  50.97730  175.05190 F287AA  GRAVMAG                      0.0 M   31                   5      END,   MAGNETIC TAPE
19872220800000  50.98220  175.03850 F287AA  GRAVMAG                      0.0 M   31                   6      START, MAGNETIC TAPE
19872240812000  51.50130  172.68640 F287AA  GRAVMAG                      0.0 M   33                   6      END,   MAGNETIC TAPE
19872240815000  51.49785  172.69540 F287AA  GRAVMAG                      0.0 M   33                   7      START, MAGNETIC TAPE
19872260802000  52.45970  169.09300 F287AA  GRAVMAG                      0.0 M   35                   7      END,   MAGNETIC TAPE
19872260804000  52.46220  169.08650 F287AA  GRAVMAG                      0.0 M   35                   8      START, MAGNETIC TAPE
19872280902000  51.39290  170.45310 F287AA  GRAVMAG                      0.0 M   39                   8      END,   MAGNETIC TAPE
19872280904000  51.39540  170.44650 F287AA  GRAVMAG                      0.0 M   39                   9      START, MAGNETIC TAPE
19872320725000  50.67390  168.46480 F287AA  GRAVMAG                      0.0 M   46                   9      END,   MAGNETIC TAPE
19872320730000  50.66490  168.47830 F287AA  GRAVMAG                      0.0 M   46                  10      START, MAGNETIC TAPE
19872340712000  50.70830  172.14660 F287AA  GRAVMAG                      0.0 M   56                  10      END,   MAGNETIC TAPE
19872340715000  50.70660  172.15710 F287AA  GRAVMAG                      0.0 M   56                  11      START, MAGNETIC TAPE
19872360759000  51.17835  179.28270 F287AA  GRAVMAG                      0.0 M   60                  11      END,   MAGNETIC TAPE
19872360759000  51.17835  179.28270 F287AA  GRAVMAG                      0.0 M   60                  11      OFF,   SYSTEM