U-21

MMSI 319138400Call sign ZGGG3

At sea in the North Atlantic Ocean

Last seen

35.7204° N, 10.3726° W

35.7204° N, 10.3726° W

Speed12.5kn
Course266°
DestinationCLASS B

Voyage

Destination
CLASS B
Speed
12.5 kn
Course
266°
Position
35.7204° N, 10.3726° W
Last report
4 Sep 2026, 10:18 UTC

Particulars

MMSI
319138400
Call sign
ZGGG3
Type
Pleasure craftAIS type 37
Length
21 m
Beam
8 m

Not broadcast: ETA, IMO number and draught.

About U-21

U-21 (MMSI 319138400) is a pleasure craft registered in the Cayman Islands. It is 21 m long and 8 m wide. Its most recent AIS position, received on 4 Sep 2026 at 10:18 UTC, placed it at sea in the North Atlantic Ocean. It was moving at 12.5 knots on a course of 266°. The crew reported CLASS B as the destination.

Frequently asked questions

Where is U-21 now?

U-21 was last reported at sea in the North Atlantic Ocean on 4 Sep 2026 at 10:18 UTC. It was moving at 12.5 knots on a course of 266°.

What type of ship is U-21?

U-21 is a pleasure craft. It is 21 m long and 8 m wide.

What is the MMSI number of U-21?

The MMSI of U-21 is 319138400. Its call sign is ZGGG3.

What flag does U-21 fly?

U-21 sails under the flag of the Cayman Islands (KY).

Where is U-21 going?

U-21 reported its destination as CLASS B.

Vessels nearby

Other ships reported close to U-21 in the last 24 hours.

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Active yachts & pleasure craft of a similar size (15–27 m).

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