# IDEFIX CU1
**Wikidata**: [Q17265629](https://www.wikidata.org/wiki/Q17265629)  
**Source**: https://4ort.xyz/entity/idefix-cu1

## Summary
IDEFIX CU1 is an amateur radio satellite (COSPAR ID 2002-021B). It was launched on 2002-05-04 aboard an Ariane 42P rocket.

## Key Facts
- IDEFIX CU1 is classified as an amateur radio satellite.
- COSPAR ID for IDEFIX CU1 is 2002-021B.
- IDEFIX CU1 was launched on 2002-05-04.
- The launch vehicle for IDEFIX CU1 was an Ariane 42P (a rocket in the Ariane 4 series).
- A significant recorded event for IDEFIX CU1 is a rocket launch dated 2002-05-04.
- The entity has a sitelink count value of 1.
- Wikipedia coverage exists in German (wikipedia_languages: de).
- Google Knowledge Graph identifier: /g/1q61hqwzp.

## FAQs
### Q: What is IDEFIX CU1?
A: IDEFIX CU1 is an amateur radio satellite identified by COSPAR ID 2002-021B.

### Q: When was IDEFIX CU1 launched?
A: IDEFIX CU1 was launched on 2002-05-04.

### Q: What rocket carried IDEFIX CU1 into space?
A: IDEFIX CU1 was launched aboard an Ariane 42P, a member of the Ariane 4 rocket series.

## Why It Matters
IDEFIX CU1 matters as a member of the amateur radio satellite class, a category of satellites that support amateur (ham) radio activities. Amateur radio satellites enable radio amateurs to experiment with and use space-based repeaters and transponders, broaden communication ranges, and gain practical experience with satellite operations and telemetry. The launch of IDEFIX CU1 on 2002-05-04 aboard an Ariane 42P places it within the early-2000s era of small amateur satellites deployed using established commercial launchers. Its recorded identifiers (COSPAR ID 2002-021B and a Google Knowledge Graph entry) and a dedicated language entry on Wikipedia (German) make it discoverable in catalogues and reference sources. For researchers, radio amateurs, and historical records, IDEFIX CU1 is a documented example of an amateur radio payload flown on an Ariane 4–series vehicle.

## Notable For
- Being classified as an amateur radio satellite (explicit instance_of classification).
- Carrying the COSPAR identifier 2002-021B.
- Launch on 2002-05-04, recorded as a significant rocket launch event.
- Launch aboard an Ariane 42P rocket (Ariane 4 series).
- Presence in reference systems (German Wikipedia entry and Google Knowledge Graph ID /g/1q61hqwzp).

## Body
### Identification
- Name: IDEFIX CU1.
- COSPAR ID: 2002-021B.
- Google Knowledge Graph ID: /g/1q61hqwzp.
- Sitelink count: 1.
- Wikipedia language entry: de.

### Classification
- Instance of: amateur radio satellite.
- Category implication: part of the class of satellites that transmit or support amateur radio communications.

### Launch
- Launch date: 2002-05-04.
- Launch vehicle: Ariane 42P.
- Significant event recorded: rocket launch with point in time 2002-05-04.

### Related classes and context
- Ariane 42P is identified as a rocket in the Ariane 4 series.
- Amateur radio satellite is a satellite class that transmits or supports amateur radio.

### References and metadata (as recorded)
- COSPAR: 2002-021B.
- Launch event and vehicle associations tied to the 2002-05-04 launch.
- Language and knowledge graph identifiers: German Wikipedia entry; Google Knowledge Graph /g/1q61hqwzp.

## References

1. Jonathan's Space Report