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SAMOS 4

American reconnaissance satellite lost in a launch failure
Vehicle reconnaissance_satellite Q7410033
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SAMOS 4

Summary

SAMOS 4 is a reconnaissance satellite[1].

Key Facts

  • SAMOS 4's instance of is recorded as reconnaissance satellite[2].
  • SAMOS 4's instance of is recorded as former entity[3].
  • SAMOS 4's follows is recorded as SAMOS 3[4].
  • SAMOS 4's followed by is recorded as SAMOS 5[5].
  • SAMOS 4's space launch vehicle is recorded as Atlas-Agena B[6].
  • SAMOS 4's country of origin is recorded as United States[7].
  • SAMOS 4's UTC date of spacecraft launch is recorded as +1961-11-22T00:00:00Z[8].
  • SAMOS 4's Freebase ID is recorded as /m/0cc9q3p[9].
  • SAMOS 4's significant event is recorded as rocket launch[10].
  • SAMOS 4's significant event is recorded as launch failure[11].
  • SAMOS 4's start point is recorded as Vandenberg Space Launch Complex 3 West[12].
  • SAMOS 4's related image is recorded as Atlas Agena B with Samos 4 (Nov. 22 1961) 1.jpg[13].

Related Entities

Atlas-Agena B former entity reconnaissance satellite SAMOS 3 SAMOS 5 United States

References

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

Direct Wikidata claims

  1. [2] ↑ . wikidata.org.
  2. [3] ↑ . wikidata.org.
  3. [4] ↑ . wikidata.org.
  4. [5] ↑ . wikidata.org.
  5. [6] ↑ . Jonathan's Space Report. wikidata.org.
  6. [7] ↑ . wikidata.org.
  7. [8] ↑ . Jonathan's Space Report. wikidata.org.
  8. [9] ↑ . wikidata.org.
  9. [10] ↑ . Jonathan's Space Report. wikidata.org.
  10. [11] ↑ . wikidata.org.
  11. [12] ↑ . Jonathan's Space Report. wikidata.org.
  12. [13] ↑ . wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. 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). SAMOS 4. Retrieved May 3, 2026, from https://4ort.xyz/entity/samos-4
MLA “SAMOS 4.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/samos-4.
BibTeX @misc{4ortxyz_samos-4_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{SAMOS 4}}, year = {2026}, url = {https://4ort.xyz/entity/samos-4}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): SAMOS 4 — https://4ort.xyz/entity/samos-4 (retrieved 2026-05-03)

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