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Calculation and promulgation of the Chinese calendar
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Basic data
| Standard ID | GB/T 33661-2017 (GB/T33661-2017) |
| Description (Translated English) | Calculation and promulgation of the Chinese calendar |
| Sector / Industry | National Standard (Recommended) |
| Classification of Chinese Standard | A46 |
| Classification of International Standard | 07.040 |
| Word Count Estimation | 12,120 |
| Date of Issue | 2017-05-12 |
| Date of Implementation | 2017-09-01 |
| Issuing agency(ies) | General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China |
| Summary | This standard specifies the rules of the lunar calendar, the calculation model and the accuracy, the presentation method and the requirements. This standard applies to the compilation and promulgation of the lunar calendar. |
GB/T 33661-2017: Calculation and promulgation of the Chinese calendar
---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Calculation and promulgation of the Chinese calendar
ICS 07.040
A46
National Standards of People's Republic of China
Lun compilation and promulgation
2017-05-12 released
2017-09-01 implementation
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
China National Standardization Management Committee released
Directory
Preface III
Introduction IV
1 Scope 1
2 normative reference document 1
3 Terms and definitions 1
4 Rules for the arrangement of the lunar calendar
Calculations and Accuracy of Lunar
6 Lunar Presentation 4
7 Declaration of the Lunar New Year
Appendix A (normative appendix) Twenty-four solar terms 5
Appendix B (informative) Important lunar calendar date 6
Appendix C (normative appendix) sixty dry branch week 7
Appendix D (informative appendix) Example of lunar calendar date representation
Foreword
This standard is drafted in accordance with the rules given in GB/T 1.1-2009.
This standard is proposed and centralized by the Chinese Academy of Sciences.
The drafting of this standard. Chinese Academy of Sciences Purple Mountain Observatory.
The main drafters of this standard. Cheng burning, Fu Yanning, Xia Fang, Ren Shulin.
Introduction
The lunar calendar is the crystallization of the traditional Chinese calendar, with profound cultural origins of China, is not only one of the formal exercises of our country,
But also for the overseas Chinese widely used, so the lunar calendar in the transmission of Chinese culture, to maintain the Chinese world and other aspects of irreplaceable significance. with
, The lunar calendar as a special yin and yang calendar, both to reflect the season, agricultural and phenological characteristics, but also reflect the moon phase changes and tidal size and other natural
Like, which makes it in the daily life, agricultural production, fishery production, flood control floods, navigation practice and so has a wide range of practical value.
Lunar calendar is based on the sun and the moon's forecast position and a certain date of the rules, so the sun and moon position prediction accuracy difference
Differences between the date and time of the different rules will directly affect the Lunar Year date of the results. Lack of lunar standards, will lead to non-standard
Of the lunar calendar public offering, to bring confusion. In order to ensure the accuracy and authority of the lunar calendar, effectively maintain the lunar calendar as the country
The uniformity and seriousness of the calendar, it is necessary to regulate the compilation and issuance of the lunar calendar, the development of national standards.
Lun compilation and promulgation
1 Scope
This standard specifies the lunar choreography rules, calculation models and accuracy, representation and requirements.
This standard applies to the compilation and promulgation of the lunar calendar.
2 normative reference documents
The following documents are indispensable for the application of this document. For dated references, only the dated edition applies to this article
Pieces. For undated references, the latest edition (including all modifications) applies to this document.
International Earth Rotation and Reference Services (IERSConventions) 1)
3 terms and definitions
The following terms and definitions apply to this document.
3.1
Celestial sphere
The imaginary sphere, centered on a selected point centered on a given length, used to mark and measure the position of the celestial body.
movement.
3.2
Yellow eclipticpole
Over the celestial center and the solar system centroid celestial sphere reference system in the moon to the center of the average orbital momentum vector parallel to the line with the celestial sphere
Intersection point.
3.3
Ecliptic
A large circle with a yellow pole on the celestial sphere.
3.4
The Yellow Circle Longecircle
There is any big circle on the celestial sphere.
3.5
Really terrible truepole
The International Astronomical Union stipulates the age of the precession movement model,
3.6
Really equator trueequator
A great circle on the celestial sphere.
3.7
Really spring points trueequinox
The intersection of the ecliptic to the real equator.
...
