UBVRI photometric system

wide-band photometric system used in astronomy
Thing photometric_system Q118372589
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UBVRI photometric system

Summary

UBVRI photometric system is a photometric system[1]. It draws 1 Wikipedia views per month (photometric_system category, ranking #3 of 2).[2]

Key Facts

  • UBVRI photometric system is credited with the discovery of Harold Johnson[3].
  • UBVRI photometric system is credited with the discovery of Alan William James Cousins[4].
  • UBVRI photometric system's instance of is recorded as photometric system[5].
  • UBVRI photometric system's uses is recorded as U band[6].
  • UBVRI photometric system's uses is recorded as B band[7].
  • UBVRI photometric system's uses is recorded as V band[8].
  • UBVRI photometric system's uses is recorded as R band[9].
  • UBVRI photometric system's uses is recorded as I band[10].

Body

Works and Contributions

Credited discoveries include Harold Johnson[3], an astronomer[11], 1921–1980[12], of United States[13], awarded the Helen B. Warner Prize for Astronomy[14], specialised in astronomy[15] and Alan William James Cousins[4], an astronomer[16], 1903–2001[17], of South Africa[18], awarded the Jackson-Gwilt Medal[19], specialised in photometry[20].

Why It Matters

UBVRI photometric system draws 1 Wikipedia views per month (photometric_system category, ranking #3 of 2).[2]

References

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

Direct Wikidata claims

  1. [5] . wikidata.org.
  2. [3] . wikidata.org.
  3. [4] . wikidata.org.
  4. [6] . Standard Photometric Systems. wikidata.org.
  5. [7] . Standard Photometric Systems. wikidata.org.
  6. [8] . Standard Photometric Systems. wikidata.org.
  7. [9] . Standard Photometric Systems. wikidata.org.
  8. [10] . Standard Photometric Systems. wikidata.org.

Inline context (facts about related entities)

  1. [11] . Wikidata. wikidata.org. → on this site
  2. [12] . Wikidata. wikidata.org. → on this site
  3. [13] . Wikidata. wikidata.org. → on this site
  4. [14] . Wikidata. wikidata.org. → on this site
  5. [15] . Wikidata. wikidata.org. → on this site
  6. [16] . Wikidata. wikidata.org. → on this site
  7. [17] . Wikidata. wikidata.org. → on this site
  8. [18] . Wikidata. wikidata.org. → on this site
  9. [19] . Wikidata. wikidata.org. → on this site
  10. [20] . Wikidata. wikidata.org. → on this site

Class ancestry

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

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.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). UBVRI photometric system. Retrieved May 3, 2026, from https://4ort.xyz/entity/ubvri-photometric-system
MLA “UBVRI photometric system.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/ubvri-photometric-system.
BibTeX @misc{4ortxyz_ubvri-photometric-system_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{UBVRI photometric system}}, year = {2026}, url = {https://4ort.xyz/entity/ubvri-photometric-system}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): UBVRI photometric system — https://4ort.xyz/entity/ubvri-photometric-system (retrieved 2026-05-03)

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