Secchi disk

scientific instrument for measuring turbidity
Place scientific_instrument Q575941
Secchi disk
User:Mysid · Public Domain · Wikimedia
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Secchi disk

Summary

Secchi disk is a scientific instrument[1]. It draws 187 Wikipedia views per month (scientific_instrument category, ranking #4 of 23).[2]

Key Facts

  • Secchi disk is credited with the discovery of Angelo Secchi[3].
  • Secchi disk's image is recorded as Secchi disk pattern.svg[4].
  • Secchi disk's image is recorded as Secchi disks.svg[5].
  • Secchi disk's instance of is recorded as scientific instrument[6].
  • Angelo Secchi is named after Secchi disk[7].
  • Secchi disk's Commons category is recorded as Secchi discs[8].
  • Secchi disk's time of discovery or invention is recorded as +1865-00-00T00:00:00Z[9].
  • Secchi disk's Freebase ID is recorded as /m/01ql49[10].
  • Secchi disk's Encyclopædia Britannica Online ID is recorded as technology/Secchi-disk[11].
  • Secchi disk's defining formula is recorded as {I_z \over I_0} = e^{-kz}[12].
  • Secchi disk's Great Norwegian Encyclopedia ID is recorded as secchiskive[13].
  • Secchi disk's maintained by WikiProject is recorded as WikiProject Mathematics[14].
  • Secchi disk's Microsoft Academic ID is recorded as 2781026758[15].
  • Secchi disk's OpenAlex ID is recorded as C2781026758[16].

Body

Designation and Status

Secchi disk's instance of is recorded as scientific instrument[6].

History and Context

Angelo Secchi is named after Secchi disk[7].

Why It Matters

Secchi disk draws 187 Wikipedia views per month (scientific_instrument category, ranking #4 of 23).[2] It has Wikipedia articles in 18 language editions, a strong signal of global cultural recognition.[17] It is known by 14 alternative names across languages and contexts.[18]

References

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

Direct Wikidata claims

  1. [4] . wikidata.org.
  2. [5] . wikidata.org.
  3. [6] . wikidata.org.
  4. [3] . wikidata.org.
  5. [7] . wikidata.org.
  6. [8] . wikidata.org.
  7. [9] . wikidata.org.
  8. [10] . Freebase Data Dumps. wikidata.org.
  9. [11] . wikidata.org.
  10. [12] . wikidata.org.
  11. [13] . wikidata.org.
  12. [14] . wikidata.org.
  13. [15] . wikidata.org.
  14. [16] . OpenAlex. Retrieved . docs.openalex.org. Provenance: wikidata.org.

Class ancestry

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

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [17] . Wikidata sitelinks. wikidata.org.
  3. [18] . 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). Secchi disk. Retrieved May 3, 2026, from https://4ort.xyz/entity/secchi-disk
MLA “Secchi disk.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/secchi-disk.
BibTeX @misc{4ortxyz_secchi-disk_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Secchi disk}}, year = {2026}, url = {https://4ort.xyz/entity/secchi-disk}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Secchi disk — https://4ort.xyz/entity/secchi-disk (retrieved 2026-05-03)

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