Voyage Radar
Z FOUR
MMSI: 367396710
Vessel Specifications
Z FOUR is a tug sailing under the United States flag, measuring 30m in length and 18m in width. The vessel is currently under way using engine at position 37.5087°N, 122.2124°W in the San Francisco Bay and moving at 5.7 knots with destination reported as US^0VAA>0V5V.
Country/Flag
United States
Ship TypeTug
Call SignWDM6875
IMO-
Navigation StatusUnder way using engine
Speed5.7 kn
Average Speed0.3 kn
Max Speed11.1 kn
Course Over Ground (COG)172°
True Heading171°
Rate of Turn0°/min
Latitude37.508705
Longitude-122.212378
Water BodySan Francisco Bay
Last Update (UTC)
Local Time
25 Feb 2026, 15:47 UTC
Just now
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Transmitted DestinationUS^0VAA>0V5V
Transmitted ETA0 Months 0 Day(s) 24 Hour(s) 60 min
Vessel Location
Z FOUR
37.5087, -122.2124
Vessel Dimensions
Length
30 m
Width
18 m
Draught
0.1 m
Speed Graph
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Port Calls History
No port calls recorded for this vessel