File Format ID: scs_hdt

Format Description Creation Date: 2019-04-29

File Type: ASCII, comma-separated values

Record Format: National Marine Electronics Association (NMEA) 0183 string with
external datetime stamp.

Data Format Description:
The file contains heading - True strings prefixed by an external datetime stamp.

Example Record: 03/15/2010,14:08:45.876,$HEHDT,146.2,T*2E

where:
     03/15/2010     Date (source unknown), UTC
                      03   = 2-digit month
                      15   = 2-digit day of month
                      2010 = 4-digit year
     14:08:45.876   Time (source unknown), UTC
                      14     = 2-digit hour [24-hour clock]
                      08     = 2-digit minute
                      45.876 = decimal seconds
     $HEHDT			NMEA record (see definition below)


HDT - Heading – True
       1   2 3
       |   | |
$--HDT,x.x,T*hh
1) Heading Degrees, true
2) T = True
3) Checksum
