Data Summary
| Data | Receiver (receive) | Transceiver (transmit) | Transceiver (receive) |
|---|---|---|---|
Ship's name |
Yes |
Yes |
Yes |
Type |
Yes |
Yes |
Yes |
Call sign |
Yes |
Yes |
Yes |
IMO number |
Yes |
No |
Yes |
Length and beam |
Yes |
Yes |
Yes |
Antenna location |
Yes |
Yes |
Yes |
Draft |
Yes |
No |
Yes |
Cargo Information |
Yes |
Yes |
Yes |
Destination |
Yes |
No |
Yes |
ETA |
Yes |
No |
Yes |
Time |
Yes |
Yes |
Yes |
Ship's position |
Yes |
Yes |
Yes |
COG |
Yes |
Yes |
Yes |
SOG |
Yes |
Yes |
Yes |
Gyro heading |
Yes |
Yes* |
Yes |
Rate of turn |
Yes |
No |
Yes |
Navigational status |
Yes |
No |
Yes |
Safety message |
Yes |
No |
Yes |
Note
*Class B transceivers do not transmit a Gyro heading unless the transceiver is receiving an NMEA HDT sentence from an external source.