PortInsight.io › Vessels › Monarch
Monarch — IMO 9461661
Monarch is a tanker of 183 metres sailing under 🇲🇭, IMO 9461661. PortInsight last observed it at Port of Singapore on 2026-10-22. Its most recent measured anchorage wait was 14.3 hours at Port of Singapore.
Monarch particulars
- Vessel type
- Tanker
- Length overall
- 183 m
- Flag
- 🇲🇭
- MMSI
- 538011980
- IMO number
- 9461661
- Last observed port
- Port of Singapore
- Last observed
- 2026-10-22
- Reported destination
- SINGAPORE AWPB
Recent port calls
Port visits PortInsight recorded for Monarch in monitored port zones, derived from AIS position history. Times are UTC.
| Port | Arrived | Departed | At anchor | At berth | Terminal |
|---|---|---|---|---|---|
| Port of Singapore | 2026-10-22 | In port | — | — | — |
| Port of Singapore | 2026-10-20 | 2026-10-20 | — | — | — |
| Port of Singapore | 2026-10-13 | 2026-10-13 | — | — | — |
| Port of Singapore | 2026-09-26 | 2026-09-27 | 14.3 hours | 5.5 hours | — |
| Port of Singapore | 2026-09-24 | 2026-09-26 | — | 40.1 hours | — |
| Port of Singapore | 2026-09-20 | 2026-09-20 | 14.7 hours | — | — |
| Port of Singapore | 2026-09-17 | 2026-09-19 | 8.4 hours | — | — |
"In port" means Monarch had not left the monitored zone when this page was built.
Time at anchorage recorded for Monarch
- Port of Singapore in Southern — anchored 2026-09-26, stayed 14.3 hours
- Port of Singapore in Raffles — anchored 2026-09-20, stayed 14.7 hours
- Port of Singapore in Eastern — anchored 2026-09-18, stayed 8.4 hours
Measured from the moment the vessel anchored in a monitored anchorage until it left that anchorage. It covers all anchorage time — waiting for a berth, for orders or for bunkers — not only the queue for a berth.
How this data is collected
Positions come from public AIS transponder broadcasts, matched against PortInsight's monitored port and anchorage polygons. Port calls and time at anchorage are derived from those observations, not from carrier schedules, so they reflect where the vessel actually was.