Public Vessel Record
UMKA
ex SAYAN CLOUDBERRY · OLYMPIC POSEIDON · STRIL POSEIDONCall sign UBXP5
- Type
- AHTS
- Lifecycle
- Active
- Flag
- Russia
- Built
- 1998
- Class
- RS
UMKA (IMO 9171620) is an AHTS built 1998, Russia-flagged, RS-classed.
162 t
Bollard pull (BP)
15,900 hp
BHP
DP Class 2
DP class
3,154 t
Deadweight (DWT)
How verification worksSix tiers · strongest to weakest
Class / registryOwner doc.Cross-sourcePublished ref.Single ref.No source
01 — Identification
02 — Ownership & build
03 — Hull & capacity
04 — Propulsion & performance
05 — Capability
06 — Deck & accommodation
Sources cited (4)
Data updated
- 1Cleared reference sources — grouped categoryaggregated; individual sources not publicly named
- 2
- 3Refvik (published)https://www.refvik.info/OSV/Offshore-Design-History-book-June-2025.pdf ↗
- 4
Source labels show provenance, not endorsement or certification. Reference only; verify before use. See About this experiment.