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Janssen revolver

early astronomical camera system
Place astronomical_instrument Q27868004
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Janssen revolver

Summary

Janssen revolver is an astronomical instrument[1]. It draws 18 Wikipedia views per month (astronomical_instrument category, ranking #7 of 11).[2]

Key Facts

  • Janssen revolver is credited with the discovery of Pierre Janssen[3].
  • Janssen revolver's image is recorded as Revolver photographique de M. Janssen.jpg[4].
  • Janssen revolver's instance of is recorded as astronomical instrument[5].
  • Janssen revolver's collection is recorded as Paris Observatory, PSL University[6].
  • +1874-00-00T00:00:00Z marks the founding of Janssen revolver[7].
  • Janssen revolver's Google Knowledge Graph ID is recorded as /g/11c20q8_fb[8].
  • Janssen revolver's sectional view is recorded as Revolver photographique de M. Janssen 2.jpg[9].

Body

Designation and Status

Janssen revolver's instance of is recorded as astronomical instrument[5].

History and Context

+1874-00-00T00:00:00Z marks the founding of Janssen revolver[7].

Why It Matters

Janssen revolver draws 18 Wikipedia views per month (astronomical_instrument category, ranking #7 of 11).[2] It is known by 6 alternative names across languages and contexts.[10]

Related Entities

Pierre Janssen

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. [3] ↑ . wikidata.org.
  4. [6] ↑ . wikidata.org.
  5. [7] ↑ . wikidata.org.
  6. [8] ↑ . wikidata.org.
  7. [9] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [10] ↑ . 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). Janssen revolver. Retrieved May 3, 2026, from https://4ort.xyz/entity/janssen-revolver
MLA “Janssen revolver.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/janssen-revolver.
BibTeX @misc{4ortxyz_janssen-revolver_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Janssen revolver}}, year = {2026}, url = {https://4ort.xyz/entity/janssen-revolver}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Janssen revolver — https://4ort.xyz/entity/janssen-revolver (retrieved 2026-05-03)

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