R-4D-11

model of hypergolic rocket engine
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R-4D-11

Summary

R-4D-11 is an engine model[1].

Key Facts

  • R-4D-11's instance of is recorded as engine model[2].
  • R-4D-11's manufacturer is recorded as Marquardt Corporation[3].
  • R-4D-11's manufacturer is recorded as Aerojet Rocketdyne[4].
  • R-4D-11's subclass of is recorded as R-4D[5].
  • R-4D-11's has use is recorded as reaction control system[6].
  • R-4D-11's has use is recorded as apogee kick motor[7].
  • R-4D-11's country of origin is recorded as United States[8].
  • R-4D-11's source of energy is recorded as hypergolic propellant[9].
  • R-4D-11's length is recorded as {'unit': 'http://www.wikidata.org/entity/Q174728', 'amount': '+31.67'}[10].
  • R-4D-11's length is recorded as {'unit': 'http://www.wikidata.org/entity/Q174728', 'amount': '+73.66'}[11].
  • R-4D-11's mass is recorded as {'unit': 'http://www.wikidata.org/entity/Q11570', 'amount': '+3.76'}[12].
  • R-4D-11's mass is recorded as {'unit': 'http://www.wikidata.org/entity/Q11570', 'amount': '+4.31'}[13].
  • R-4D-11's maximum thrust is recorded as {'unit': 'http://www.wikidata.org/entity/Q12438', 'amount': '+490'}[14].
  • R-4D-11's diameter is recorded as {'unit': 'http://www.wikidata.org/entity/Q174728', 'amount': '+15.26'}[15].
  • R-4D-11's diameter is recorded as {'unit': 'http://www.wikidata.org/entity/Q174728', 'amount': '+37.69'}[16].
  • R-4D-11's specific impulse by weight is recorded as {'unit': 'http://www.wikidata.org/entity/Q11574', 'amount': '+315.5'}[17].

Body

Physical Characteristics

Lengths include {'unit': 'http://www.wikidata.org/entity/Q174728', 'amount': '+31.67'}[10] and {'unit': 'http://www.wikidata.org/entity/Q174728', 'amount': '+73.66'}[11].

Designation and Status

R-4D-11's instance of is recorded as engine model[2].

References

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

Direct Wikidata claims

  1. [2] . wikidata.org.
  2. [3] . astronautix.com. astronautix.com. Provenance: wikidata.org.
  3. [4] . satcatalog.s3.amazonaws.com. satcatalog.s3.amazonaws.com. Provenance: wikidata.org.
  4. [5] . wikidata.org.
  5. [6] . wikidata.org.
  6. [7] . wikidata.org.
  7. [8] . wikidata.org.
  8. [9] . astronautix.com. astronautix.com. Provenance: wikidata.org.
  9. [10] . satcatalog.s3.amazonaws.com. satcatalog.s3.amazonaws.com. Provenance: wikidata.org.
  10. [11] . satcatalog.s3.amazonaws.com. satcatalog.s3.amazonaws.com. Provenance: wikidata.org.
  11. [12] . satcatalog.s3.amazonaws.com. satcatalog.s3.amazonaws.com. Provenance: wikidata.org.
  12. [13] . satcatalog.s3.amazonaws.com. satcatalog.s3.amazonaws.com. Provenance: wikidata.org.
  13. [14] . astronautix.com. astronautix.com. Provenance: wikidata.org.
  14. [15] . satcatalog.s3.amazonaws.com. satcatalog.s3.amazonaws.com. Provenance: wikidata.org.
  15. [16] . satcatalog.s3.amazonaws.com. satcatalog.s3.amazonaws.com. Provenance: wikidata.org.
  16. [17] . satcatalog.s3.amazonaws.com. satcatalog.s3.amazonaws.com. Provenance: 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). R-4D-11. Retrieved May 3, 2026, from https://4ort.xyz/entity/r-4d-11
MLA “R-4D-11.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/r-4d-11.
BibTeX @misc{4ortxyz_r-4d-11_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{R-4D-11}}, year = {2026}, url = {https://4ort.xyz/entity/r-4d-11}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): R-4D-11 — https://4ort.xyz/entity/r-4d-11 (retrieved 2026-05-03)

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