São Tomé & Príncipe flag

GEMMATanker · IMO 9167564

STAt anchor
World map showing the last known position of GEMMA at 10° 15.290' N, 76° 5.540' W
NSEW

Latitude / Longitude

10° 15.290' N
76° 5.540' W

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Updated 360 days ago using terrestrial data
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At anchor
Current Navigational Status
2.0 kn
Speed
67.0°
/ 62°
Course / Heading
3.8 m
Static Draught
4 m
Current Draught
ATD
Dec 12, 2023, 14:04 UTC
ETA
May 16, 2025, 22:50 UTC
From
SINGAPORE
To
SINGAPORE

Voyage Tracker

ATD
14:04 UTCDec 12, 2023
ETA
22:50 UTCMay 16, 2025
GEMMA

GEMMA

Identity

Tanker
Type
São Tomé & Príncipe flagST
Flag
9167564
IMO Number
668116220
MMSI
S9A22
Call Sign

Specifications

99 m × 16 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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Real-time AIS positions, voyage history, and arrival alerts for GEMMA — straight from your phone.

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Dive into the fleet, port, and flag state that GEMMA is part of.

Flag State
All ST-flagged vessels
Browse every ship currently registered under the ST flag, with live AIS positions.
Vessel Type
Browse all Tankers
See the global fleet of tankers tracked on MarineRadar with live AIS data.
Departure Port
Port of SINGAPORE
Port traffic, arrivals and live vessel positions for SINGAPORE (SGSIN).

About GEMMA

Identity · Ownership · Class · Route

GEMMA — Tanker

GEMMA is a tanker registered under the Sao Tome and Principe flag.

GEMMA route and voyage history

GEMMA is currently on a voyage from SINGAPORE to SINGAPORE with an estimated arrival on 2025-05-16T22:50:00Z. The live route and current course of GEMMA are shown on the bridge map above, updated whenever the vessel is in range of a coastal AIS receiver or a satellite pass. View GEMMA's full route replay to see voyage history, course changes, and port-by-port movement.

Vessel class and identifiers

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

Frequently Asked Questions

What are the identifiers for GEMMA?+
GEMMA broadcasts MMSI 668116220 and is registered as IMO 9167564, with call sign S9A22. 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 GEMMA?+
GEMMA is classified as a tanker vessel registered under the ST flag. The vessel-type classification is derived from the AIS Type field broadcast by the ship's transponder; full tanker fleet at /vessel-type/tanker and full ST flag list at /flag/st.
How can I see the live position of GEMMA?+
MarineRadar shows the latest AIS broadcast from GEMMA 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 GEMMA'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 GEMMA?+
As a tanker, GEMMA sits in the same design class as the other tankers listed in the Similar Vessels section of the vessel page, or in the full tanker directory at /vessel-type/tanker.

GEMMA — Key Facts

MMSI
668116220
IMO number
9167564
Call sign
S9A22
Vessel type
Tanker
Flag state
ST
Navigation status
At anchor
Current speed
2.0 knots
Course over ground
67.0°
Heading
62°
Last known position
10.2548°, -76.0923°
Destination
SINGAPORE
ETA
2025-05-16T22:50:00Z
Departure port
SINGAPORE
Actual time of departure
2023-12-12T14:04:00Z
Current draught
4 m
Maximum static draught
3.8 m
AIS last updated
2025-06-28T03:41:49Z