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DEFSTAN 21-26(PT2)/1(2000) : 2000

Superseded
Superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

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superseded

A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.

REQUIREMENTS FOR THE DIGITAL REPRESENTATION OF SHIPBOARD DATA PARAMETERS - PART 2: GUIDE TO THE USE OF NES 1026 PART 1
Superseded date

11-19-2010

Published date

01-12-2013

TITLE PAGE
SCOPE
FOREWORD
Sponsorship
Conditions of Release
Categories of NES
Related Documents
Health and Safety
Additional Information
CONTENTS
SECTION 1 - STANDARD UNITS OF MEASURE
            1.1 SI Units
            1.2 Units of Angular Measure
            1.3 Units of Time
            1.4 Units for Ordinal Date
            1.5 Units for Time of Day
            1.6 Cartesian Measurement Conventions
            1.7 Orientation of an Object
            1.8 Reference Plane
            1.9 Orientation of an Object Relative to the
                 Surface of the Earth
            1.10 Linear Measure
            1.11 Angular Measure
            1.12 Position of an Object on the Surface of
                 the Earth
            1.13 Latitude and Longitude
SECTION 2 - DATA PARAMETER REPRESENTATION
            2.1 General
            2.2 Fixed Point Representation
            2.3 Reference Byte
            2.4 Byte Offset
            2.5 Integers
            2.6 Sign Convention
            2.7 Floating Point Representation
            2.8 Alphanumeric Representation
            2.9 Binary Coded Decimal Representation
            2.10 Discrete Representation
            2.11 Single bit Discrete Data
            2.12 Multi bit Discrete Data
SECTION 3 - DATA ELEMENT FORMATTING
            3.1 General
            3.2 Fixed Point Data Element Formatting
            3.3 Floating Point Data Element Formatting
            3.4 Alphanumeric Data Element Formatting
            3.5 Binary Coded Decimal Data Element Formatting
            3.6 Discrete Data Element Formatting
            3.7 Format of Ordinal Date
            3.8 Format of Time of the Day
ANNEX A - RELATED DOCUMENTS
ANNEX B - DEFINITIONS
ANNEX C - PROCUREMENT CHECK LIST
ANNEX D - CARTESIAN CO-ORDINATE SYSTEMS
ANNEX E - SPHERICAL POLAR CO-ORDINATES
ANNEX F - EARTH MODELS
ANNEX G - HEIGHT AND Z Compared
ANNEX H - FLOATING POINT FORMAT
ALPHABETICAL INDEX

Applies to Weapon Systems and Equipments within a single Surface Ship or Submarine environment and is intended for intra-ship digital data communications between devices, equipments, sub systems or systems which contain a data processing capability.

DevelopmentNote
This is a redesignation of NES 1026 PT2. (01/2001)
DocumentType
Standard
PublisherName
UK Ministry of Defence Standards
Status
Superseded
SupersededBy
Supersedes

DEFSTAN 21-24(PT5)/1(2007) : 2007 DATA TRANSMISSION - INTERFACE STANDARD - PART 5: THE ETHERNET INTERFACE
DEFSTAN 21-66/1(2010) : 2010 COMMON REFERENCES STANDARD
DEFSTAN 21-59/2(2006) : 2006 SYSTEMS ENGINEERING GUIDE FOR NAVAL COMBAT SYSTEMS
DEFSTAN 21-88/2(2006) : 2006 POLICIES AND PROCEDURES FOR COMBAT SYSTEM INTEGRATION IN SURFACE SHIPS (SSP 88)
DEFSTAN 21-88/1(2003) : 2003 AMD 1 2004 POLICIES AND PROCEDURES FOR COMBAT SYSTEM INTEGRATION IN SURFACE SHIPS (SSP 88)
DEFSTAN 21-24(PT5)/2(2008) : 2008 DATA TRANSMISSION INTERFACE STANDARD - PART 5: THE ETHERNET INTERFACE
DEFSTAN 21-24(PT6)/1(2008) : 2008 DATA TRANSMISSION - INTERFACE STANDARD - PART 6: AN APPLICATION PROGRAM INTERFACE (API) TO THE ETHERNET INTERFACE

NES 1026 PT1 : ISSUE 1 REQUIREMENTS FOR THE DIGITAL REPRESENTATION OF SHIPBOARD DATA PARAMETERS - STANDARD UNITS, PARAMETER REPRESENTATION AND ELEMENT FORMATTING
STANAG 4330 : 0 SPHEROID FOR USE IN MARITIME TACTICAL DATA HANDLING SYSTEMS
NES 1028 PT 1 : ISSUE 2 AMD 1 STANDARD FOR INTER-SYSTEM COMMUNICATIONS PROTOCOLS - HIGH LEVEL LANGUAGE FOR MESSAGE CONSTRUCTION
IEC 60559:1989 Binary floating-point arithmetic for microprocessor systems
STANAG 4222 : 0 STANDARD SPECIFICATION FOR DIGITAL REPRESENTATION OF SHIPBOARD DATA PARAMETERS
ISO 31-11:1992 Quantities and units Part 11: Mathematical signs and symbols for use in the physical sciences and technology
ISO 8601:2004 Data elements and interchange formats Information interchange Representation of dates and times
ISO 1503:2008 Spatial orientation and direction of movement — Ergonomic requirements

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