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United States flag

CONSTITUTION — Passenger · MMSI 368352260

USUnderway Using Engine
World map showing the last known position of CONSTITUTION at 32° 46.074' N, 119° 25.636' W
NSEW
Current PositionLast report

CONSTITUTION was last reported under way in the North Pacific Ocean, at 32.7679° N, 119.4273° W, on 8 Sep 2026, 08:15 UTC. It was sailing from SAN DIEGO to SAN DIEGO with an ETA of 9 Sep 2026, 17:39 UTC.

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Updated 9 hours ago using terrestrial data
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Underway Using Engine
Current Navigational Status
1.1 kn
Speed
0.0°
/ 511°
Course / Heading
0 m
Static Draught
18.8 m
Current Draught

Voyage Tracker

ATD
19:56 UTCSep 7, 2026
ETA
17:39 UTCSep 9, 2026
CONSTITUTION

CONSTITUTION

Identity

Passenger
Type
United States flagUS
Flag
N/A
IMO Number
368352260
MMSI
WDD4734
Call Sign

Specifications

26 m × 8 m
Length × Breadth
N/A
Year Built
N/A
Deadweight
N/A
Gross Tonnage
N/A
Engine Power
N/A
Builder
N/A
Class Society
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Dive into the fleet, port, and flag state that CONSTITUTION is part of.

Flag State
All US-flagged vessels
Browse every ship currently registered under the US flag, with live AIS positions.
Vessel Type
Browse all Passengers
See the global fleet of passengers tracked on MarineRadar with live AIS data.
Departure Port
Port of SAN DIEGO
Port traffic, arrivals and live vessel positions for SAN DIEGO (USSAN).

About CONSTITUTION

Identity · Ownership · Class · Route

CONSTITUTION — Passenger

CONSTITUTION is a passenger registered under the United States of America flag.

CONSTITUTION route and voyage history

CONSTITUTION is currently on a voyage from SAN DIEGO to SAN DIEGO with an estimated arrival on 2026-09-09T17:39:00Z. The live route and current course of CONSTITUTION are shown on the bridge map above, updated whenever the vessel is in range of a coastal AIS receiver or a satellite pass.

Vessel class and identifiers

Vessels in the same class as CONSTITUTION can be seen in the Similar Vessels section above or in the full passenger fleet at /vessel-type/passenger.

Frequently Asked Questions

Where is CONSTITUTION right now?+
CONSTITUTION was last reported under way in the North Pacific Ocean, within the US West Coast shipping lane, on 8 Sep 2026, 08:15 UTC. It was sailing from SAN DIEGO to SAN DIEGO with an ETA of 9 Sep 2026, 17:39 UTC. Its exact coordinates, speed and ETA are shown at the top of this page and refresh from the latest AIS broadcast.
What are the identifiers for CONSTITUTION?+
CONSTITUTION broadcasts MMSI 368352260, with call sign WDD4734. The MMSI is the radio identifier used by AIS; the IMO number stays with the ship for life and does not change with re-flagging or sale.
What type of ship is CONSTITUTION?+
CONSTITUTION is classified as a passenger vessel registered under the US flag. The vessel-type classification is derived from the AIS Type field broadcast by the ship's transponder; full passenger fleet at /vessel-type/passenger and full US flag list at /flag/us.
How can I see the live position of CONSTITUTION?+
MarineRadar shows the latest AIS broadcast from CONSTITUTION above, with current position, course, speed, and navigation status. Tap "View on map" to centre the live tracker on the vessel and watch its movement update in real time. The same data is available offline-friendly in the iOS and Android apps.
How often is CONSTITUTION's position updated?+
AIS transponders broadcast position every 2 seconds when underway at high speed and up to every 3 minutes at anchor. The position you see refreshes whenever the ship is in range of a coastal AIS receiver or a satellite pass — typically seconds in coastal waters and minutes offshore.
What class is CONSTITUTION?+
As a passenger, CONSTITUTION sits in the same design class as the other passengers listed in the Similar Vessels section of the vessel page, or in the full passenger directory at /vessel-type/passenger.

CONSTITUTION — Key Facts

MMSI
368352260
Call sign
WDD4734
Vessel type
Passenger
Flag state
US
Navigation status
Underway Using Engine
Current speed
1.1 knots
Course over ground
0.0°
Heading
511°
Last known position
32.7679°, -119.4273°
Destination
SAN DIEGO
ETA
2026-09-09T17:39:00Z
Departure port
SAN DIEGO
Actual time of departure
2026-09-07T19:56:00Z
Current draught
18.8 m
Maximum static draught
0 m
AIS last updated
2026-09-08T08:15:31Z