arcsecond

angle unit equal to 1/60² of a degree
Intangible unit_of_plane_angle Q829073
arcsecond
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arcsecond

Summary

arcsecond is an unit of plane angle[1]. arcsecond draws 113 Wikipedia views per month (unit_of_plane_angle category, ranking #5 of 8).[2]

Key Facts

  • arcsecond's image is recorded as Arcsecond and football.png[3].
  • arcsecond's instance of is recorded as unit of plane angle[4].
  • arcsecond's instance of is recorded as SI-accepted non-SI unit[5].
  • arcsecond's instance of is recorded as UCUM derived unit[6].
  • arcsecond's instance of is recorded as non-SI unit mentioned in and accepted with the SI[7].
  • arcsecond's measured physical quantity is recorded as angular measure[8].
  • arcsecond's part of is recorded as minute and second of arc[9].
  • arcsecond's Unicode character is recorded as ″[10].
  • arcsecond's described by source is recorded as ISO 80000-3:2006 Quantities and units — Part 3: Space and time[11].
  • arcsecond's different from is recorded as Sekunda[12].
  • arcsecond's different from is recorded as second[13].
  • arcsecond's conversion to SI unit is recorded as {'unit': 'Q33680', 'amount': '+0.0000048481368110953599358991410235794797595635330237270151558255317782528030961206928991173376934291930061452902569649418312'}[14].
  • arcsecond's conversion to standard unit is recorded as {'unit': 'Q209426', 'amount': '+0.0166666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666666667'}[15].
  • arcsecond's conversion to standard unit is recorded as {'unit': 'Q28390', 'amount': '+0.000277778'}[16].
  • arcsecond's conversion to standard unit is recorded as {'unit': 'Q21500224', 'amount': '+1000'}[17].
  • arcsecond's conversion to standard unit is recorded as {'unit': 'Q116432563', 'amount': '+0.06667'}[18].
  • arcsecond's Google Knowledge Graph ID is recorded as /g/120rrqkm[19].
  • arcsecond's MathWorld ID is recorded as ArcSecond[20].
  • arcsecond's QUDT unit ID is recorded as ARCSEC[21].
  • arcsecond's wurvoc.org measure ID is recorded as second-plane_angle[22].
  • arcsecond's Wikidata SPARQL query equivalent is recorded as wd:Q829073 p:P2370/psn:P2370 [wikibase:quantityAmount ?source; wikibase:quantityUnit ?base]. ?item p:P2370/psn:P2370 [wikibase:quantityAmount ?target; wikibase:quantityUnit ?base]. BIND(?source / ?target as ?value)[23].
  • arcsecond's Great Norwegian Encyclopedia ID is recorded as buesekund[24].
  • arcsecond's IUPAC Gold Book ID is recorded as S05514[25].
  • arcsecond's unit symbol is recorded as {'lang': 'mul', 'text': '″'}[26].
  • arcsecond's unit symbol is recorded as {'lang': 'en', 'text': '"'}[27].

Why It Matters

arcsecond draws 113 Wikipedia views per month (unit_of_plane_angle category, ranking #5 of 8).[2] arcsecond has Wikipedia articles in 21 language editions, a strong signal of global cultural recognition.[28] arcsecond is known by 52 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] . wikidata.org.
  4. [6] . wikidata.org.
  5. [7] . wikidata.org.
  6. [8] . ISO 80000-1:2009 Quantities and units—Part 1: General. wikidata.org.
  7. [9] . wikidata.org.
  8. [10] . wikidata.org.
  9. [11] . wikidata.org.
  10. [12] . wikidata.org.
  11. [13] . wikidata.org.
  12. [14] . wikidata.org.
  13. [15] . ISO 80000-1:2009 Quantities and units—Part 1: General. 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] . ISO 80000-1:2009 Quantities and units—Part 1: General. wikidata.org.
  25. [27] . Logopedia. 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). arcsecond. Retrieved May 3, 2026, from https://4ort.xyz/entity/arcsecond
MLA “arcsecond.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/arcsecond.
BibTeX @misc{4ortxyz_arcsecond_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{arcsecond}}, year = {2026}, url = {https://4ort.xyz/entity/arcsecond}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): arcsecond — https://4ort.xyz/entity/arcsecond (retrieved 2026-05-03)

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