Voyage Radar
USNS EFFECTIVE - Military vessel
MMSI: 367836000
Vessel Specifications
USNS EFFECTIVE is a military vessel sailing under the United States flag, measuring 72m in length and 29m in width. The vessel is currently moored at position 35.4645°N, 139.6514°E in the North Pacific Ocean with destination reported as JP YOK OS.
Country/Flag
United States
Ship TypeMilitary operations
Call SignNCWL
IMO8923997
Navigation StatusMoored
Speed0.0 kn
Average Speed4.5 kn
Max Speed9.1 kn
Course Over Ground (COG)316.3°
True Heading133°
Rate of Turn0°/min
Latitude35.464520
Longitude139.651420
Water BodyNorth Pacific Ocean
Last Update (UTC)
Local Time
21 Mar 2026, 20:29 UTC
1 day ago
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Timezone
Local Time
Transmitted DestinationJP YOK OS
Transmitted ETA03/19/2026 22:35
Vessel Location
USNS EFFECTIVE
35.4645, 139.6514
Vessel Dimensions
Length
72 m
Width
29 m
Draught
8 m
Speed Graph
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Port Calls History
| Port Name | Boundary Entry | Arrival Time | Departure Time | Boundary Exit | Duration |
|---|---|---|---|---|---|
| 20/03/2026, 00:23:06 UTC | 20/03/2026, 01:27:32 UTC | Still in port | — | - |
Event History
| Time | Event | From | To | Water Body | Location | SOG | COG |
|---|---|---|---|---|---|---|---|
| 21/03/2026, 14:50:34 UTC | Online After Gap | — | — | North Pacific Ocean | 35.4645, 139.6514 | 0.0 kn | 135.4° |
| 21/03/2026, 14:50:34 UTC | Nav Status Changed | Under way using engine | Moored | North Pacific Ocean | 35.4645, 139.6514 | 0.0 kn | 135.4° |
| 20/03/2026, 01:27:32 UTC | Stopped Moving | — | — | North Pacific Ocean | 35.4632, 139.6519 | 0.1 kn | 87.2° |
| 20/03/2026, 01:27:32 UTC | Port Arrival | — | — | North Pacific Ocean | 35.4632, 139.6519 | 0.1 kn | 87.2° |
| 20/03/2026, 00:23:06 UTC | Port Boundary Entry | — | — | North Pacific Ocean | 35.3818, 139.7139 | 8.5 kn | 20.7° |