steradian

SI derived unit of solid angle
Intangible dimensionless_unit Q177612
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steradian

Summary

steradian is a dimensionless unit[1]. steradian draws 444 Wikipedia views per month (dimensionless_unit category, ranking #2 of 6).[2]

Key Facts

  • steradian's video is recorded as Steradian anim.gif[3].
  • steradian's image is recorded as Steradian.svg[4].
  • steradian's instance of is recorded as dimensionless unit[5].
  • steradian's instance of is recorded as SI unit with special name[6].
  • steradian's instance of is recorded as UCUM derived unit[7].
  • steradian's instance of is recorded as unit of solid angle[8].
  • steradian's measured physical quantity is recorded as solid angle[9].
  • steradian's based on is recorded as metre[10].
  • steradian's Commons category is recorded as Steradian[11].
  • steradian's Freebase ID is recorded as /m/0708n[12].
  • steradian's OmegaWiki Defined Meaning is recorded as 341617[13].
  • steradian's Gran Enciclopèdia Catalana ID is recorded as 0272133[14].
  • steradian's Gran Enciclopèdia Catalana ID is recorded as 0106401[15].
  • steradian's described by source is recorded as Armenian Soviet Encyclopedia[16].
  • steradian's described by source is recorded as ISO 80000-3:2006 Quantities and units — Part 3: Space and time[17].
  • steradian's described by source is recorded as Great Soviet Encyclopedia (1926–1947)[18].
  • steradian's Encyclopædia Britannica Online ID is recorded as science/steradian[19].
  • steradian's conversion to SI unit is recorded as {'unit': 'Q177612', 'amount': '+1'}[20].
  • steradian's defining formula is recorded as \text{angle in steradians}=\frac{\text{spherical area}}{r^2}[21].
  • steradian's studied by is recorded as solid geometry[22].
  • steradian's MathWorld ID is recorded as Steradian[23].
  • steradian's Great Russian Encyclopedia Online ID is recorded as 4165840[24].
  • steradian's QUDT unit ID is recorded as SR[25].
  • steradian's NE.se ID is recorded as steradian[26].
  • steradian's wurvoc.org measure ID is recorded as steradian[27].

Why It Matters

steradian draws 444 Wikipedia views per month (dimensionless_unit category, ranking #2 of 6).[2] steradian has Wikipedia articles in 30 language editions, a strong signal of global cultural recognition.[28] steradian is known by 16 alternative names across languages and contexts.[29]

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] . Dimensionless units in the SI. wikidata.org.
  4. [6] . SI Brochure (9th edition). wikidata.org.
  5. [7] . wikidata.org.
  6. [8] . wikidata.org.
  7. [9] . ISO 80000-1:2009 Quantities and units—Part 1: General. wikidata.org.
  8. [10] . ISO 80000-1:2009 Quantities and units—Part 1: General. wikidata.org.
  9. [11] . wikidata.org.
  10. [12] . Freebase Data Dumps. wikidata.org.
  11. [13] . wikidata.org.
  12. [14] . wikidata.org.
  13. [15] . wikidata.org.
  14. [16] . wikidata.org.
  15. [17] . wikidata.org.
  16. [18] . wikidata.org.
  17. [19] . wikidata.org.
  18. [20] . wikidata.org.
  19. [21] . wikidata.org.
  20. [22] . wikidata.org.
  21. [23] . wikidata.org.
  22. [24] . wikidata.org.
  23. [25] . wikidata.org.
  24. [26] . wikidata.org.
  25. [27] . wikidata.org.

Class ancestry

  1. [1] . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [28] . Wikidata sitelinks. wikidata.org.
  3. [29] . 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). steradian. Retrieved May 3, 2026, from https://4ort.xyz/entity/steradian
MLA “steradian.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/steradian.
BibTeX @misc{4ortxyz_steradian_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{steradian}}, year = {2026}, url = {https://4ort.xyz/entity/steradian}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): steradian — https://4ort.xyz/entity/steradian (retrieved 2026-05-03)

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