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GB/T 47869-2026Core metadata requirements for launch vehicle offshore launch infrastructure (English PDF)

运载火箭海上发射基础设施核心元数据要求

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

July 2, 2026

Implementation date

November 1, 2026

Scope

GB/T 47869-2026 is the English-translated version of 运载火箭海上发射基础设施核心元数据要求.

GB/T 47869-2026 sets core metadata requirements for the offshore launch infrastructure of launch vehicles. It gives a Unified Modeling Language description of the core metadata and a data dictionary description of the metadata entities, elements and core metadata, and it covers how the core metadata can be extended.

Normative appendices explain the methods for describing metadata and the methods, principles and implementation of metadata extension. The standard applies to describing the core metadata of sea-based launch infrastructure and to sharing and exchanging the related information.

Issued on 2 July 2026 and applicable from 1 November 2026. Terms defined include offshore launch platform, metadata and metadata element.

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Document preview — GB/T 47869-2026

National Standard of the People's Republic of China

ICS: 49.140
Classification: V 85

Issued by: State Administration for Market Regulation; Standardization Administration of the PRC

Preface
1 Scope
2 Normative References
3 Terms and Definitions
4 Core Metadata. Unified Modeling Language Description
5 Data dictionary description of core metadata
5.1 Metadata Entities and Metadata Elements
5.2 Metadata Entity Description
5.3 Core Metadata Description
6 Core metadata extensions
Appendix A (Normative) Metadata Description Methods
A.1 A unified modeling language description method for metadata
A.2 Data dictionary description method for metadata
Appendix B (Normative) Metadata Extension Methods, Principles, and Implementation
B.1 Metadata Extension Method
B.2 Metadata Extension Principles
B.3 Metadata Extension Implementation

Foreword

This document conforms to GB/T 1.1-2020 "Standardization Work Guidelines Part 1: Structure and Drafting Rules of Standardization Documents".

1 Scope

This document specifies the unified modeling language description of the core metadata of sea-based launch infrastructure for carrier rockets, and the data words for the core metadata. Classical descriptions, core metadata extensions, and core metadata applications.

This document applies to the description of core metadata for sea-based launch infrastructure for carrier rockets and the sharing and exchange of information.

2 Normative references

The contents of the following documents, through normative references within the text, constitute essential provisions of this document. Dated citations are listed below.

For references to documents, only the version corresponding to that date applies to this document; for undated references, the latest version (including all amendments) applies to this document.

GB/T 26816-2025 Core Metadata of Information Resources

GB/T 32455 Aerospace Terminology - Transportation Systems

3 Terms and Definitions

The terms and definitions defined in GB/T 26816-2025 and GB/T 32455, as well as the following terms and definitions, apply to this document.

3.1 Offshore launch platform

Engineering facilities that support and ensure the success of launch vehicle missions in marine environments.

Note: Platform structures generally include ship-type, jack-up, and semi-submersible types.

3.2 To ensure

the success of space missions such as rocket launches and recovery in marine environments, a dedicated system consisting of hardware facilities and supporting software was constructed. A comprehensive security system that can be permanent or mobile.

3.3 Metadata

Data that defines and describes other data. [Source: GB/T 26816-2025, 3.2]

3.4 Metadata element

Independent units of metadata.

Note 1. Metadata elements are unique within a metadata class.

Note 2. Synonymous with attributes and/or associations in UML terminology.

Note 3. The attributes and relationships of a class are called metadata elements. [Source: GB/T 26816-2025, 3.3]

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 17 pages — is available in the English PDF.

Referenced standards

Normative references

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