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SR 4/GREB 4

The SR4/GREB4 mission, also designated Sunray 4 or Solar Radiation 4 was a U.S. Navy solar radiation monitoring satellite.The satellites failed to reach orbit due to a failure of the second stage.
Vehicle spacecraft Q113149419
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SR 4/GREB 4

Summary

SR 4/GREB 4 is a spacecraft[1].

Key Facts

  • SR 4/GREB 4's instance of is recorded as spacecraft[2].
  • SR 4/GREB 4's space launch vehicle is recorded as Thor-Ablestar[3].
  • SR 4/GREB 4's UTC date of spacecraft launch is recorded as +1962-01-24T00:00:00Z[4].
  • SR 4/GREB 4's start point is recorded as Cape Canaveral Space Launch Complex 17[5].
  • SR 4/GREB 4's NSSDCA ID is recorded as SR4GREB[6].

Related Entities

Cape Canaveral Space Launch Complex 17 spacecraft Thor-Ablestar

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

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