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GB/T 30112-2013The lunar coordinate system (English PDF)

月球空间坐标系

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Issued by

General Administration of Quality Supervision, Inspection and Quarantine; Standardization Administration of the PRC

Level / Type

National · Recommended

Issue date

December 17, 2013

Implementation date

May 15, 2014

Scope

GB/T 30112-2013 is the English-translated version of 月球空间坐标系.

GB/T 30112-2013 is the Chinese standard "The lunar coordinate system".

Its scope clause reads: This standard specifies the lunar exploration and data processing related to the coordinate system, including the origin of the coordinate system, scale, orientation and play with time It becomes a series of protocols, algorithms and constants, and define the conversion between the relevant coordinates.

This standard applies to lunar exploration data acquisition, data processing and scientific research. Its clauses include terms and definitions.

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Document preview — GB/T 30112-2013

National Standard of the People's Republic of China

ICS: 07.040
Classification: A 46

Issued by: General Administration of Quality Supervision, Inspection and Quarantine; Standardization Administration of the PRC

Preface
Introduction
1 Scope
2 Terms and definitions
3 Moon spatial coordinate system
3.1 lunar reference ellipsoid
3.2 lunar rotation parameters
3.4 month-fixed coordinate system
3.5 lunar satellite orbit coordinate system
3.6 lunar surface coordinate system
4 between the moon and Earth coordinate system and transform the coordinate system
4.1 Conversion between lunar coordinate system

1 Scope

This standard specifies the lunar exploration and data processing related to the coordinate system, including the origin of the coordinate system, scale, orientation and play with time

It becomes a series of protocols, algorithms and constants, and define the conversion between the relevant coordinates.

This standard applies to lunar exploration data acquisition, data processing and scientific research.

2 Terms and definitions

The following terms and definitions apply to this document.

2.1 Reference ellipsoid

One kind of celestial body size, shape and expression measurements closest to deal with the outcome and use, and has certain parameters of the rotating ellipsoid.

[GB/T 14911-2008, the definition 2.14]

2.2 Reference ellipsoid long radius

The length of the semi-major axis of the reference ellipsoid (a).

[GB/T 17159-1997, the definition 4.8]

2.3 Reference ellipsoid short radius

Reference ellipsoid short axis length (b).

[GB/T 17159-1997, the definition 4.9]

2.4 Reference ellipsoid

Reference ellipsoid surface.

2.5 Precession

Earth's rotation axis in space instantaneously changing the long-term direction of movement.

[GB/T 17159-1997, the definition 3.22]

2.6 Nutation

Earth instantaneous rotation axis in space, changing the direction of cyclical movement.

[GB/T 17159-1997, the definition 3.23]

2.7 Celestial

For the surface projection positions of celestial bodies and the virtual space to a point as the center and radius of the sphere of infinite length.

[GB/T 17159-1997, the definition 3.4]

2.8 Ecliptic

Earth's orbit around the sun and the celestial plane intersects the great circle.

GB/T 33679 | GB/T 33673 | DZ/T 0175 | GB/T 46405 | GB/T 44929 | GB/T 44381 | […]

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 14 pages — is available in the English PDF.

Referenced standards

Normative references

Cited by

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