GB/T 35440-2017 in English
VALIDSpecifications concerning designationsfor space high-energy astronomical radiation sources
- Issued on:2017-12-29
- Implemented on:2018-04-20
- File Format:PDF
- Delivery:Via email within 1~3 business days
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《GB/T 35440-2017空间高能天文辐射源命名规范》由TC312（全国空间科学及其应用标准化技术委员会）归口，主管部门为中国科学院。
Introduction
Interpretation of GB/T 35440—2017 Naming Standards for Space High-Energy Astronomical Radiation Sources
Background of Standard Formulation
With the rapid development of space exploration technology, astronomical research needs a unified naming standard to manage high-energy astronomical radiation sources outside the solar system discovered by high-energy detectors. GB/T 35440—2017 "Naming Standards for Space High-Energy Astronomical Radiation Sources" came into being, aiming to provide a scientific, systematic and consistent naming method for newly discovered radiation sources.
Comparison of Standard Frameworks
| Dimensions | Content Overview | Differences from International Standards |
|---|---|---|
| Scope | Applicable to high-energy astronomical radiation sources outside the solar system discovered by space high-energy detectors. | It is consistent with international standards, but has been adapted to specific domestic application scenarios. |
| Term Definitions | Core concepts such as high-energy astronomical radiation sources and celestial coordinate systems have been clarified. | The definitions of some terms have been refined to be consistent with the GB/T 30114 series of standards. |
| Naming Methods | It includes three parts: abbreviations, sequences, and special instructions, providing multiple naming methods. | Added naming rules based on coordinate values to meet the needs of domestic space science. |
Technology Evolution Analysis
GB/T 35440-2017 absorbs the relevant specifications of the International Astronomical Union and optimizes it in combination with domestic scientific research needs:
- Unified naming format: Figure 1 shows the standardized naming process to ensure the consistency of data from different sources.
- Coordinate system adaptation: Supports two mainstream systems, the equatorial coordinate system and the galactic coordinate system, to meet the needs of multi-scenario applications.
- Diversified sequence generation: Allows sequence generation based on time, source table number or coordinate value to improve flexibility.
Explanation of professional terms and practical examples
Equatorial Coordinate System: Based on the celestial equator, right ascension (RA) and declination (Dec) are used to locate celestial bodies. For example, Table 1 shows various representation formats of right ascension and their calculation methods.
Galactic Coordinate System: Based on the galactic plane, celestial bodies are located using galactic longitude and galactic latitude. Table 2 details the representation and truncation rules of galactic coordinates.
Example: For example, the naming of “SWIFT J0006.3+2012”, where “SWIFT” is the abbreviation of the instrument name, and “J0006.3+2012” is generated by truncation based on the equatorial coordinates (J2000).
Implementation suggestions
- Data standardization: Before naming, ensure that the coordinates and time information of all sources have been converted to a unified standard format.
- Establish a localized naming table: According to the actual detection mission requirements, formulate a more adaptable source table sequence rule.
- Training and promotion: Carry out training on standardized naming methods for scientific research institutions to ensure unified implementation of the standards.
By following the GB/T 35440-2017 standard, the data management level of space high-energy astronomical radiation source research can be significantly improved, laying a solid foundation for subsequent scientific research and international cooperation.
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