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International Celestial Reference System

celestial reference system using reference celestial sources observed at radio wavelengths
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International Celestial Reference System

Summary

International Celestial Reference System is an astronomical coordinate system[1]. It draws 87 Wikipedia views per month (astronomical_coordinate_system category, ranking #1 of 1).[2]

Key Facts

  • International Celestial Reference System's instance of is recorded as astronomical coordinate system[3].
  • International Celestial Reference System's has part is recorded as International Celestial Reference Frame[4].
  • International Celestial Reference System's Freebase ID is recorded as /m/060m6b[5].
  • International Celestial Reference System's short name is recorded as {'lang': 'en', 'text': 'ICRS'}[6].
  • International Celestial Reference System's Microsoft Academic ID is recorded as 2776649498[7].

Why It Matters

International Celestial Reference System draws 87 Wikipedia views per month (astronomical_coordinate_system category, ranking #1 of 1).[2] It has Wikipedia articles in 15 language editions, a strong signal of global cultural recognition.[8] It is known by 22 alternative names across languages and contexts.[9]

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [3] ↑ . wikidata.org.
  2. [4] ↑ . wikidata.org.
  3. [5] ↑ . Freebase Data Dumps. wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [8] ↑ . Wikidata sitelinks. wikidata.org.
  3. [9] ↑ . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). International Celestial Reference System. Retrieved May 3, 2026, from https://4ort.xyz/entity/international-celestial-reference-system
MLA “International Celestial Reference System.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/international-celestial-reference-system.
BibTeX @misc{4ortxyz_international-celestial-reference-system_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{International Celestial Reference System}}, year = {2026}, url = {https://4ort.xyz/entity/international-celestial-reference-system}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): International Celestial Reference System — https://4ort.xyz/entity/international-celestial-reference-system (retrieved 2026-05-03)

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