PortInsight.io › Vessels › Obsidian
Obsidian — IMO 9746231
Obsidian is a tanker of 183 metres sailing under 🇲🇭, IMO 9746231. PortInsight last observed it at Port of Singapore on 2026-10-22. Its most recent measured anchorage wait was 17.0 hours at Port of Singapore.
Obsidian particulars
- Vessel type
- Tanker
- Length overall
- 183 m
- Flag
- 🇲🇭
- MMSI
- 538006181
- IMO number
- 9746231
- Last observed port
- Port of Singapore
- Last observed
- 2026-10-22
- Reported destination
- SGSIN
Recent port calls
Port visits PortInsight recorded for Obsidian in monitored port zones, derived from AIS position history. Times are UTC.
| Port | Arrived | Departed | At anchor | At berth | Terminal |
|---|---|---|---|---|---|
| Port of Singapore | 2026-10-21 | In port | — | 11.4 hours | — |
| Port of Singapore | 2026-10-20 | 2026-10-21 | — | 9.3 hours | — |
| Port of Singapore | 2026-09-11 | 2026-09-29 | 23.6 hours | — | — |
"In port" means Obsidian had not left the monitored zone when this page was built.
Time at anchorage recorded for Obsidian
- Port of Singapore in Western — anchored 2026-10-22
- Port of Singapore in Western — anchored 2026-10-20, stayed 17.0 hours
- Port of Singapore in Western — anchored 2026-09-13, stayed 3.0 days
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.