August 20, 2007 18:19
It means the vessel's name has not been received by your single channel AIS receiver. Read up on the frequency of the timing and availability of AIS data here..
http://www.navcen.uscg.gov/enav/ais/what...dcasts.htm
Static information such as vessel name does not update as frequently as dynamic real time data such as speed and course.
http://www.navcen.uscg.gov/enav/ais/what...dcasts.htm
Static information such as vessel name does not update as frequently as dynamic real time data such as speed and course.
Scott Dillon
Sydney Australia
North Shore 38
CYCA
Sydney Australia
North Shore 38
CYCA