# Symphonie 1
**Wikidata**: [Q16089839](https://www.wikidata.org/wiki/Q16089839)  
**Source**: https://4ort.xyz/entity/symphonie-1

## Summary
Symphonie 1 is a communications satellite that launched on December 19, 1974. It is notable for being an instance of the Symphonie class, which comprises the first communications satellites built jointly by France and Germany. The satellite was launched from Cape Canaveral using an American Delta 2000 rocket.

## Key Facts
- **COSPAR ID:** 1974-101A
- **Satellite Catalog Number:** 07578
- **Launch Date:** December 19, 1974
- **Launch Site:** Cape Canaveral Space Launch Complex 17
- **Launch Vehicle:** Delta 2000
- **Instance of:** Symphonie (first communications satellites built by France and Germany)
- **Significant Event:** Rocket launch on December 19, 1974, at Cape Canaveral Space Launch Complex 17
- **Google Knowledge Graph ID:** /g/1q6jc4ddz

## FAQs
### Q: When was Symphonie 1 launched?
A: Symphonie 1 was launched on December 19, 1974.

### Q: What rocket was used to launch Symphonie 1?
A: The satellite was launched using a Delta 2000 series expendable launch system.

### Q: Where did the launch of Symphonie 1 take place?
A: The launch took place at Cape Canaveral Space Launch Complex 17.

### Q: What is the significance of the Symphonie class?
A: The Symphonie class is significant because it represents the first series of communications satellites built collaboratively by France and Germany.

## Why It Matters
Symphonie 1 represents a pivotal moment in European space history, marking the successful deployment of the first communications satellites jointly developed by France and Germany. As the first unit of its class (Symphonie), it demonstrated the viability of binational cooperation in space technology during the 1970s. Although the satellite itself was a technological achievement, its deployment relied on international cooperation beyond Europe; it was launched using an American Delta 2000 rocket from Cape Canaveral. This mission highlighted the interdependence of early space-faring nations and laid the groundwork for future European communication infrastructures.

## Notable For
- Being the first instance of the Symphonie class of satellites.
- Representing the first joint satellite development effort between France and Germany.
- Launching aboard the Delta 2000 series, an American expendable launch system.
- Utilizing Cape Canaveral Space Launch Complex 17 for its deployment.

## Body
### Mission Profile and Launch
Symphonie 1 was successfully launched on December 19, 1974. The mission was facilitated by an American Delta 2000 expendable launch vehicle. The launch event took place at a specific geographic and technical node: Cape Canaveral Space Launch Complex 17.

### Technical Identity
The satellite is tracked under the COSPAR ID 1974-101A and the Satellite Catalog Number 07578. It is classified as an instance of the "Symphonie" class, which is defined as the first communications satellite series produced by the collaboration of France and Germany.

### Program Context
The Symphonie program emerged from the "Symphonie" class initiative. While the satellite was a European construct, the launch logistics involved American infrastructure, specifically the Delta 2000 rocket series. Visual records of the satellite type are available, such as the image hosted on Wikimedia Commons depicting the Symphonie at the Musée du Bourget.

## References

1. Jonathan's Space Report