! Field Activity Collection System (FACS) Navigation Log File:
! 
! Format:
! DAY_OF_YEAR<tab>HOUR<tab>MINUTE<tab>SECOND<tab>LAT_DEGREE<tab>LAT_MINUTE<tab>LAT_SECOND<tab>LONG_DEGREE<tab>LONG_MINUTE<tab>LONG_SECOND<tab>COMMENT
! 
! ----------------------------------------------------------------------
DAY_OF_YEAR	HOUR	MINUTE	SECOND	LAT_DEGREE	LAT_MINUTE	LAT_SECOND	LONG_DEGREE	LONG_MINUTE	LONG_SECOND	COMMENT