Q: What was the main scientific goal of Firewheel Sub‑Sat 4?

A: It carried diagnostic instruments specifically to monitor and study ion releases in Earth’s night‑time magnetosphere.

Q: When and where was Firewheel Sub‑Sat 4 launched?

A: The sub‑payload was launched on 23 May 1980 from the Kourou spaceport in French Guiana.

Q: Which launch vehicle delivered Firewheel Sub‑Sat 4 to space?

A: It was launched aboard an Ariane rocket, part of the European Ariane family.

Q: How was Firewheel Sub‑Sat 4 deployed during its mission?

A: After the primary payload FIRE‑A reached orbit, Firewheel Sub‑Sat 4 was ejected to operate independently with its diagnostic suite.

Q: What identifier does the NASA Space Science Data Coordinated Archive (NSSDCA) use for this sub‑payload?

A: The NSSDCA catalog lists it under the identifier FIRE‑D.

Firewheel Sub-Sat 4

This sub-payload would have been ejected from FIRE-A, and carried diagnostic instruments for observation of the ion releases in the night magnetosphere.

Vehicle spacecraft Q113274087

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Firewheel Sub-Sat 4

Summary

Firewheel Sub-Sat 4 is a spacecraft^[1].

Key Facts

Firewheel Sub-Sat 4's instance of is recorded as spacecraft^[2].
Firewheel Sub-Sat 4's space launch vehicle is recorded as Ariane^[3].
Firewheel Sub-Sat 4's UTC date of spacecraft launch is recorded as +1980-05-23T00:00:00Z^[4].
Firewheel Sub-Sat 4's start point is recorded as Kourou^[5].
Firewheel Sub-Sat 4's NSSDCA ID is recorded as FIRE-D^[6].

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Quick Facts

Instance of spacecraft

Launch date 1980-05-23

Properties

Launch vehicle Ariane

Nssdca id FIRE-D

Space launch vehicle Ariane

Start point Kourou

Utc date of spacecraft launch May 23, 1980

External References (1)

Nssdca id FIRE-D

🔗 Connections

Instance of 1

spacecraft

Space launch vehicle 1

Ariane

Start point 1

Kourou

References

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

Direct Wikidata claims

Class ancestry

[1] ↑ Firewheel Sub-Sat 4 is an instance of spacecraft (Q40218) [P31, primary]. Wikidata. wikidata.org.

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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). Firewheel Sub-Sat 4. Retrieved May 3, 2026, from https://4ort.xyz/entity/firewheel-sub-sat-4

MLA “Firewheel Sub-Sat 4.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/firewheel-sub-sat-4.

BibTeX

@misc{4ortxyz_firewheel-sub-sat-4_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Firewheel Sub-Sat 4}}, year = {2026}, url = {https://4ort.xyz/entity/firewheel-sub-sat-4}, note = {Accessed: 2026-05-03}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Firewheel Sub-Sat 4 — https://4ort.xyz/entity/firewheel-sub-sat-4 (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/firewheel-sub-sat-4 · Last refreshed: May 3, 2026

Firewheel Sub-Sat 4

Firewheel Sub-Sat 4

Summary

Key Facts

Related Entities

References

Direct Wikidata claims

Class ancestry

📑 Cite this page