MarineRadar — Home
HubNews & TrendsForumVesselLighthousePort
Sign inDownload
Google PlayApp Store
Download
✕
HubNews & TrendsForumVesselLighthousePort
Sign in
Finland flag

CALYPSO — Tug · IMO 9304899

FIUnder way using engine
World map showing the last known position of CALYPSO at 60° 26.242' N, 26° 55.013' E
NSEW
Current PositionLive

CALYPSO is currently under way in the Baltic Sea, at 60.4374° N, 26.9169° E, making 0.0 knots on a course of 198°. It is sailing from KOTKA to KOTKA with an ETA of 7 Sep 2026, 01:41 UTC. AIS position received 8 Sep 2026, 14:39 UTC.

Show in Map
Updated 6 minutes ago using terrestrial data
Live Satellite · latest position

See where CALYPSO is now

This fix came from a shore antenna, and those stop at the coast. Use a satellite credit to track this vessel in the deep sea.

$0.99 for 1 satellite position

Get satellite position · $0.99Save up to 60% with credit packs →
Under way using engine
Current Navigational Status
0.0 kn
Speed
197.7°
/ 72°
Course / Heading
4.2 m
Static Draught
4.2 m
Current Draught

Voyage Tracker

Finland flag
KOTKAFIKTK
ATD
01:22 UTCSep 7, 2026
Finland flag
KOTKAFIKTK
ETA
01:41 UTCSep 7, 2026
CALYPSO

CALYPSO

Identity

Tug
Type
Finland flagFI
Flag
9304899
IMO Number
230686000
MMSI
OJSY
Call Sign

Specifications

26 m × 9 m
Length × Breadth
2004-01-01
Year Built
110 t
Deadweight
198 t
Gross Tonnage
N/A
Engine Power
DAMEN SHIPYARD GDYNIA - GDYNIA, POLAND
Builder
N/A
Class Society
Live tracking · 50,000+ mariners

Track CALYPSO live on MarineRadar

Real-time AIS positions, voyage history, and arrival alerts for CALYPSO — straight from your phone.

Live AIS positionsVoyage historyArrival alerts
Get the App

4.6 ★ · 18,000 reviews

Similar Vessels

Nearby vessels of the same type

Tug

VICTORY VI

Tug

Tug

OMIDAN 3

Tug

SAR

RNLI LIFEBOAT 16 19

SAR

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

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

About CALYPSO

Identity · Ownership · Class · Route

CALYPSO — Tug

Built in 2004, with a gross tonnage of 198 GT, and a dead weight of 110 tonnes, CALYPSO is a tug registered under the Finland flag. The vessel is built by DAMEN SHIPYARD GDYNIA - GDYNIA, POLAND.

CALYPSO route and voyage history

CALYPSO is currently on a voyage from KOTKA to KOTKA with an estimated arrival on 2026-09-07T01:41:00Z. The live route and current course of CALYPSO 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 CALYPSO can be seen in the Similar Vessels section above or in the full tug fleet at /vessel-type/tug-pilot-vessel.

  • MMSI: 230686000
  • IMO: 9304899
  • Call sign: OJSY
  • Vessel type: Tug
  • Flag state: Finland

Frequently Asked Questions

Where is CALYPSO right now?+
CALYPSO is currently under way in the Baltic Sea, within the Baltic Sea trade route. It is sailing from KOTKA to KOTKA with an ETA of 7 Sep 2026, 01:41 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 CALYPSO?+
CALYPSO broadcasts MMSI 230686000 and is registered as IMO 9304899, with call sign OJSY. 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 CALYPSO?+
CALYPSO is classified as a tug vessel registered under the FI flag. The vessel-type classification is derived from the AIS Type field broadcast by the ship's transponder; full tug fleet at /vessel-type/tug-pilot-vessel and full FI flag list at /flag/fi.
How can I see the live position of CALYPSO?+
MarineRadar shows the latest AIS broadcast from CALYPSO 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 CALYPSO'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 CALYPSO?+
As a tug, CALYPSO sits in the same design class as the other tugs listed in the Similar Vessels section of the vessel page, or in the full tug directory at /vessel-type/tug-pilot-vessel. CALYPSO has a gross tonnage of 198 GT.

CALYPSO — Key Facts

MMSI
230686000
IMO number
9304899
Call sign
OJSY
Vessel type
Tug
Flag state
FI
Navigation status
Under way using engine
Current speed
0.0 knots
Course over ground
197.7°
Heading
72°
Last known position
60.4374°, 26.9169°
Destination
KOTKA
ETA
2026-09-07T01:41:00Z
Departure port
KOTKA
Actual time of departure
2026-09-07T01:22:00Z
Current draught
4.2 m
Maximum static draught
4.2 m
Year built
2004-01-01
Gross tonnage
198
Dead weight
110 t
AIS last updated
2026-09-08T14:39:18Z