IMO Standard for Amver Reports

AMVER/DR//
A/Vessel Name/International Radio Call Sign//
B/Time (as of position in C or G)//
C/Latitude/Longitude (as of time in B)//
E/Current Course (as of time in B)//
F/Estimated Average Speed (for remainder of voyage)//
G/Port of Departure/Latitude/Longitude//
I/Destination/Latitude/Longitude/Estimated Time of Arrival//
K/Port of Arrival/Latitude/Longitude/Time of Arrival//
L/Navigation Method/Leg Speed/Latitude/Longitude/Port/ETA/ETD//
M/Coastal Radio Station or Satellite Number/Next Radio Station//
V/Medical Personnel//
X/Remarks//
Y/Relay Instructions//
Z/End of Report (EOR)//