Public Vessel Record
ISLAND CROWN
Call sign GMHC
- Type
- Offshore
- Lifecycle
- Active
- Flag
- United Kingdom
- Built
- 2013
- Class
- DNV
ISLAND CROWN (IMO 9630535) is an Offshore built 2013, United Kingdom-flagged, DNV-classed.
10,300 hp
BHP
DP Class 2
DP class
4,600 t
Deadweight (DWT)
96.8 m
Length o.a.
How verification works6 of 18 specs from a primary source or corroborated beyond the reference databases
Primary sourceIndependent sourceReference databaseDerivedCorroborated = two or more sources agreeHow we rank sources
Class / registryOwner doc.Cross-sourcePublished ref.Single ref.No source
01 — Identification
Class notation
dnv + 1a1, eo, sf, offshore service vessel supply, ice c, dk(+), hl(2.8), dynpos autr, clean design, comf - v(3), naut osv(a), sps, heldk.[3]
Reference databasecorroboratedReport02 — Ownership & build
Owner
Government of the United Kingdom (ministry of Defence - Navy Department)[3]
Reference databaseReport03 — Hull & capacity
04 — Propulsion & performance
05 — Capability
06 — Deck & accommodation
07 — Class-notation capabilities
Dynamic Positioning
DP Class 2
Class notation
Ice Class
DNV ICE-C
Class notation
Normalized from the vessel's class notation across societies — a DNV DYNPOS-AUTR, ABS DPS-2 and LR DP(AA) all read as DP Class 2. Provenance follows the class-notation source.
Sources cited (5)
Data updated
- 1IACS — Vessels in Class public registerhttps://iacs.org.uk/membership/vessels-in-class ↗
- 2Maritimt Magasin — shipping magazinehttps://maritimt.com ↗
- 3Commercial reference databases (not individually named)grouped category; individual databases are not publicly named
- 4
- 5Refvik (published)https://www.refvik.info/OSV/Offshore-Design-History-book-June-2025.pdf ↗
Source labels show provenance, not endorsement or certification. Reference only; verify before use. See About this experiment.