! 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
19802931530000  48.12793 -123.40773 L1180WO BATHGRAVNAV                  0.0 M  PA1                   1      ON,    SYSTEM
19802931530000  48.12793 -123.40773 L1180WO BATHGRAVNAV                  0.0 M  PA1                   1      START, MAGNETIC TAPE
19802961017000  47.75492 -124.62647 L1180WO BATHGRAVNAV                  0.0 M   10                   1      END,   MAGNETIC TAPE
19802961030000  47.76806 -124.63360 L1180WO BATHGRAVNAV                  0.0 M   10                   2      START, MAGNETIC TAPE
19802990834000  46.11612 -124.79575 L1180WO BATHGRAVNAV                  0.0 M   16                   2      END,   MAGNETIC TAPE
19802990845000  46.11255 -124.77426 L1180WO BATHGRAVNAV                  0.0 M   16                   3      START, MAGNETIC TAPE
19803000511000  46.23717 -124.05420 L1180WO BATHGRAVNAV                  0.0 M   18                   3      END,   MAGNETIC TAPE
19803000511000  46.23717 -124.05420 L1180WO BATHGRAVNAV                  0.0 M   18                   3      OFF,   SYSTEM