NMEA-0183 message: ROT

Related Topics

Rate and direction of turn

An example of the ROT string is:

$GPROT,35.6,A*4E

ROT message fields

Field Meaning
0 Message ID $GPROT
1 Rate of turn, degrees/minutes, “–” indicates bow turns to port
2 A: Valid data

V: Invalid data

3 The checksum data, always begins with *