IHO S-111

E438523

IHO standard hydrographic data standard

IHO S-111 is an international hydrographic standard that defines the format and structure for encoding and exchanging surface water current data for marine navigation and related applications.

Try in SPARQL Jump to: Surface forms Disambiguation Statements Elicitation Referenced by

All labels observed (3)

Label	Occurrences
IHO S-111 canonical	6
IHO S-111 Surface Currents	1
IHO S-111 Surface Currents Product Specification	1

How this entity was disambiguated

This entity first appeared as the object of triple T4078374 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: IHO S-111
Context triple: [Hydrographic Services and Standards Committee, standardFamily, IHO S-111]

A. IHO S-101
IHO S-101 is an international hydrographic standard that defines the next-generation format and structure for electronic navigational charts used in modern marine navigation systems.
B. IHO S-102
IHO S-102 is an international hydrographic standard that defines the format and structure for high-resolution bathymetric surface data used in modern electronic navigation and marine charting.
C. IHO S-104
IHO S-104 is an International Hydrographic Organization standard that defines the format and structure for surface water level information, supporting modern marine navigation and hydrographic data services.
D. IHO S-23
IHO S-23 is an International Hydrographic Organization publication that standardizes the names and limits of the world’s oceans and seas.
E. IHO S-52
IHO S-52 is an International Hydrographic Organization standard that defines how electronic navigational chart (ENC) data should be symbolized and displayed on Electronic Chart Display and Information Systems (ECDIS) for safe marine navigation.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: IHO S-111
Target entity description: IHO S-111 is an international hydrographic standard that defines the format and structure for encoding and exchanging surface water current data for marine navigation and related applications.

A. IHO S-101
IHO S-101 is an international hydrographic standard that defines the next-generation format and structure for electronic navigational charts used in modern marine navigation systems.
B. IHO S-102
IHO S-102 is an international hydrographic standard that defines the format and structure for high-resolution bathymetric surface data used in modern electronic navigation and marine charting.
C. IHO S-104
IHO S-104 is an International Hydrographic Organization standard that defines the format and structure for surface water level information, supporting modern marine navigation and hydrographic data services.
D. IHO S-23
IHO S-23 is an International Hydrographic Organization publication that standardizes the names and limits of the world’s oceans and seas.
E. IHO S-52
IHO S-52 is an International Hydrographic Organization standard that defines how electronic navigational chart (ENC) data should be symbolized and displayed on Electronic Chart Display and Information Systems (ECDIS) for safe marine navigation.
F. None of above. chosen

Statements (48)

Predicate	Object
instanceOf	IHO standard ⓘ hydrographic data standard ⓘ
applicationDomain	hydrography ⓘ marine navigation ⓘ marine situational awareness ⓘ maritime safety ⓘ oceanography ⓘ port and harbor operations ⓘ
basedOn	IHO S-100 Universal Hydrographic Data Model ⓘ
dataEncoding	S-100 HDF5-based encoding ⓘ
dataModelType	coverage model ⓘ
dataTheme	surface currents ⓘ water current direction ⓘ water current velocity ⓘ
dataType	hydrographic data ⓘ marine environmental data ⓘ
definedBy	International Hydrographic Organization ⓘ
defines	encoding of surface water current data ⓘ exchange of surface water current data ⓘ format for surface water current data ⓘ structure for surface water current data ⓘ
fullName	IHO S-111 Surface Currents ⓘ linked to: IHO S-111
goal	enable consistent current information services ⓘ improve safety of navigation ⓘ standardized exchange of surface current information ⓘ
governedBy	IHO S-100 feature and coverage model ⓘ linked to: IHO S-100 Universal Hydrographic Data Model
governingBody	IHO Nautical Information Provision Working Group ⓘ linked to: Nautical Information Provision Working Group
intendedFor	ECDIS ⓘ Electronic Navigational Chart systems ⓘ maritime information services ⓘ navigation decision support systems ⓘ
partOf	IHO S-100 framework ⓘ linked to: IHO S-100
relatedStandard	IHO S-100 ⓘ IHO S-102 ⓘ IHO S-104 ⓘ
scope	global ⓘ
standardNumber	S-111 ⓘ
status	active ⓘ
supports	coverage-based data ⓘ gridded current fields ⓘ interoperability with other S-100 products ⓘ machine-readable data exchange ⓘ time-varying current data ⓘ
targetUsers	hydrographic offices ⓘ maritime administrations ⓘ navigation system manufacturers ⓘ oceanographic data providers ⓘ
usesCoordinateReference	georeferenced grid ⓘ

How these facts were elicited

Referenced by (8)

Full triples — surface form annotated when it differs from this entity's canonical label.

Hydrographic Services and Standards Committee → standardFamily → IHO S-111 ⓘ

IHO Member States → useStandard → IHO S-111 ⓘ

IHO S-101 Electronic Navigational Chart Product Specification → relatedTo → IHO S-111 Surface Currents Product Specification ⓘ

linked to: IHO S-111

IHO S-101 → relatedStandard → IHO S-111 ⓘ

IHO S-129 → relatedTo → IHO S-111 ⓘ

IHO S-102 → relatedStandard → IHO S-111 ⓘ

IHO S-104 → relatedStandard → IHO S-111 ⓘ

IHO S-111 → fullName → IHO S-111 Surface Currents ⓘ