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ARA ROA — Pleasure Craft · MMSI 503757700

AUClass B
World map showing the last known position of ARA ROA at 20° 20.833' S, 148° 57.050' E
NSEW
Current PositionNo recent signal

ARA ROA has not broadcast an AIS position for 7 days. Its most recent report placed it in the Coral Sea, at 20.3472° S, 148.9508° E, on 2 Sep 2026, 01:54 UTC. It was sailing from CORAL SEA MARINA to HAMILTON ISLAND.

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Updated 6 days ago using terrestrial data
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Class B
Current Navigational Status
0.0 kn
Speed
178.0°
/ 167°
Course / Heading
2.1 m
Static Draught
2.1 m
Current Draught

Voyage Tracker

ATD
23:09 UTCSep 1, 2026
ETA
01:22 UTCSep 2, 2026
ARA ROA

ARA ROA

Identity

Pleasure Craft
Type
Australia flagAU
Flag
N/A
IMO Number
503757700
MMSI
ON85994
Call Sign

Specifications

20 m × 6 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 ARA ROA is part of.

Flag State
All AU-flagged vessels
Browse every ship currently registered under the AU flag, with live AIS positions.
Vessel Type
Browse all Pleasure Crafts
See the global fleet of pleasure crafts tracked on MarineRadar with live AIS data.
Departure Port
Port of CORAL SEA MARINA
Port traffic, arrivals and live vessel positions for CORAL SEA MARINA (AUALP).
Destination Port
Port of HAMILTON ISLAND
Arrivals, berth specifications, and live vessel traffic for HAMILTON ISLAND (AUHTI).

About ARA ROA

Identity · Ownership · Class · Route

ARA ROA — Pleasure Craft

ARA ROA is a pleasure craft registered under the Australia flag.

ARA ROA route and voyage history

ARA ROA is currently on a voyage from CORAL SEA MARINA to HAMILTON ISLAND with an estimated arrival on 2026-09-02T01:22:00Z. The live route and current course of ARA ROA 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 ARA ROA can be seen in the Similar Vessels section above or in the full pleasure craft fleet at /vessel-type/yacht.

Frequently Asked Questions

Where is ARA ROA right now?+
ARA ROA has not broadcast an AIS position for 7 days. The most recent broadcast placed it in the Coral Sea, on 2 Sep 2026, 01:54 UTC. It was sailing from CORAL SEA MARINA to HAMILTON ISLAND. Vessels stop appearing on terrestrial AIS when they move beyond receiver range, so a gap does not necessarily mean the vessel is inactive.
What are the identifiers for ARA ROA?+
ARA ROA broadcasts MMSI 503757700, with call sign ON85994. 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 ARA ROA?+
ARA ROA is classified as a pleasure craft vessel registered under the AU flag. The vessel-type classification is derived from the AIS Type field broadcast by the ship's transponder; full pleasure craft fleet at /vessel-type/yacht and full AU flag list at /flag/au.
How can I see the live position of ARA ROA?+
MarineRadar shows the latest AIS broadcast from ARA ROA 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 ARA ROA'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 ARA ROA?+
As a pleasure craft, ARA ROA sits in the same design class as the other pleasure crafts listed in the Similar Vessels section of the vessel page, or in the full pleasure craft directory at /vessel-type/yacht.

ARA ROA — Key Facts

MMSI
503757700
Call sign
ON85994
Vessel type
Pleasure Craft
Flag state
AU
Navigation status
Class B
Current speed
0.0 knots
Course over ground
178.0°
Heading
167°
Last known position
-20.3472°, 148.9508°
Destination
HAMILTON ISLAND
ETA
2026-09-02T01:22:00Z
Departure port
CORAL SEA MARINA
Actual time of departure
2026-09-01T23:09:00Z
Current draught
2.1 m
Maximum static draught
2.1 m
AIS last updated
2026-09-02T01:54:00Z