Hubble's constant

constant of proportionality occurring in Hubble's law, ca. 70 (km/s)/Mpc; the value of the Hubble parameter in the present time
Thing unit_of_measurement Q2031181
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Hubble's constant

Summary

Hubble's constant is an unit of measurement[1]. It draws 18 Wikipedia views per month (unit_of_measurement category, ranking #64 of 115).[2]

Key Facts

  • Hubble's constant's instance of is recorded as unit of measurement[3].
  • Hubble's constant's instance of is recorded as Hubble parameter[4].
  • Hubble's constant's measured physical quantity is recorded as Hubble parameter[5].
  • Hubble–Lemaître law is named after Hubble's constant[6].
  • Hubble's constant's Bibliothèque nationale de France ID is recorded as 18104130m[7].
  • Hubble's constant's numeric value is recorded as {'unit': 'Q6137407', 'amount': '+0.000000000000000002193'}[8].
  • Hubble's constant's numeric value is recorded as {'unit': 'Q80026587', 'amount': '+67.8'}[9].
  • Hubble's constant's numeric value is recorded as {'unit': 'Q80026587', 'amount': '+66.93'}[10].
  • Hubble's constant's numeric value is recorded as {'unit': 'Q80026587', 'amount': '+73.24'}[11].
  • Hubble's constant's numeric value is recorded as {'unit': 'Q80026587', 'amount': '+74.03'}[12].
  • Hubble's constant's numeric value is recorded as {'unit': 'Q80026587', 'amount': '+67.4'}[13].
  • Hubble's constant's Gran Enciclopèdia Catalana ID is recorded as 0262649[14].
  • Hubble's constant's Encyclopædia Britannica Online ID is recorded as topic/Hubbles-constant[15].
  • Hubble's constant's different from is recorded as Hubble parameter[16].
  • Hubble's constant's Google Knowledge Graph ID is recorded as /g/12269f8t[17].
  • Hubble's constant's Great Russian Encyclopedia Online ID is recorded as 4727203[18].
  • Hubble's constant's ISQ dimension is recorded as \mathsf{T}^{-1}[19].
  • Hubble's constant's Unified Astronomy Thesaurus ID is recorded as 758[20].
  • Hubble's constant's Elhuyar ZTH ID is recorded as 055979[21].
  • Hubble's constant's Interlingual Index ID is recorded as i108115[22].
  • Hubble's constant's schematic is recorded as Hubbleconstants color.png[23].
  • Hubble's constant's Wolfram Language unit code is recorded as "HubbleParameter"[24].
  • Hubble's constant's quantity symbol is recorded as H_0[25].
  • Hubble's constant's ScienceDirect topic ID is recorded as earth-and-planetary-sciences/hubble-constant[26].
  • Hubble's constant's ScienceDirect topic ID is recorded as physics-and-astronomy/hubble-constant[27].

Why It Matters

Hubble's constant draws 18 Wikipedia views per month (unit_of_measurement category, ranking #64 of 115).[2] It has Wikipedia articles in 10 language editions, a strong signal of global cultural recognition.[28] It is known by 10 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] . Retrieved . wikidata.org.
  5. [7] . wikidata.org.
  6. [8] . wikidata.org.
  7. [9] . Retrieved . wikidata.org.
  8. [10] . Retrieved . wikidata.org.
  9. [11] . Retrieved . wikidata.org.
  10. [12] . Retrieved . wikidata.org.
  11. [13] . Retrieved . wikidata.org.
  12. [14] . wikidata.org.
  13. [15] . wikidata.org.
  14. [16] . wikidata.org.
  15. [17] . wikidata.org.
  16. [18] . wikidata.org.
  17. [19] . Retrieved . 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). Hubble's constant. Retrieved May 3, 2026, from https://4ort.xyz/entity/hubble-s-constant
MLA “Hubble's constant.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/hubble-s-constant.
BibTeX @misc{4ortxyz_hubble-s-constant_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Hubble's constant}}, year = {2026}, url = {https://4ort.xyz/entity/hubble-s-constant}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Hubble's constant — https://4ort.xyz/entity/hubble-s-constant (retrieved 2026-05-03)

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