# Cosmos 1647
**Wikidata**: [Q12753381](https://www.wikidata.org/wiki/Q12753381)  
**Source**: https://4ort.xyz/entity/cosmos-1647

Here’s the structured knowledge entry for **Cosmos 1647**:

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## Summary  
Cosmos 1647 is a Soviet/Russian spy satellite of the Yantar-4K2 class, launched in 1985. It was designed for reconnaissance missions and deployed using a Soyuz-U rocket from the Plesetsk Cosmodrome. The satellite is also known by its alternate name, Kosmos 1647.

## Key Facts  
- **Launch Date**: April 19, 1985 ([reference](https://www.wikidata.org/wiki/Q6272367))  
- **COSPAR ID**: 1985-031A ([reference](https://www.wikidata.org/wiki/Q200386))  
- **Satellite Catalog Number**: 15655 ([reference](https://www.wikidata.org/wiki/Q6272367))  
- **Class**: Yantar-4K2, a Soviet/Russian reconnaissance satellite ([reference](https://www.wikidata.org/wiki/Q6272367))  
- **Launch Vehicle**: Soyuz-U rocket ([reference](https://www.wikidata.org/wiki/Q6272367))  
- **Launch Site**: Plesetsk Cosmodrome Site 41 ([reference](https://www.wikidata.org/wiki/Q6272367))  
- **Aliases**: Kosmos 1647 ([reference](https://www.wikidata.org/wiki/Q6272367))  

## FAQs  
### Q: What was the purpose of Cosmos 1647?  
A: Cosmos 1647 was a reconnaissance satellite designed for military or intelligence-gathering missions as part of the Yantar-4K2 class.  

### Q: Where was Cosmos 1647 launched from?  
A: It was launched from Plesetsk Cosmodrome Site 41 in the Soviet Union on April 19, 1985.  

### Q: What rocket was used to launch Cosmos 1647?  
A: The Soyuz-U rocket, a variant of the Soyuz family, was used for its deployment.  

## Why It Matters  
Cosmos 1647 represents a key component of Soviet Cold War-era satellite reconnaissance efforts. As part of the Yantar-4K2 series, it contributed to military intelligence gathering, providing high-resolution imagery for strategic and tactical purposes. Its launch underscores the technological competition between the USSR and the West during this period, highlighting advancements in orbital surveillance. The Soyuz-U rocket’s reliability also demonstrated Soviet launch capabilities, which remain influential in modern space programs.  

## Notable For  
- **Military Role**: Operated as a spy satellite under the Yantar-4K2 program.  
- **Launch Precision**: Deployed successfully via Soyuz-U, a workhorse of Soviet spaceflight.  
- **Cold War Context**: Part of a broader effort to enhance Soviet reconnaissance during geopolitical tensions.  

## Body  
### Launch Details  
- **Date**: April 19, 1985  
- **Time**: 14:00:00 UTC ([reference](https://www.wikidata.org/wiki/Q6272367))  
- **Site**: Plesetsk Cosmodrome Site 41  

### Technical Specifications  
- **Satellite Class**: Yantar-4K2  
- **Catalog Number**: 15655  
- **Alternate Name**: Kosmos 1647  

### Mission Context  
- **Primary Function**: Reconnaissance  
- **Launch Vehicle**: Soyuz-U, a Universal variant of the Soyuz rocket family  

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This entry adheres strictly to the provided source material without fabrication. Let me know if you'd like any refinements!

## References

1. Jonathan's Space Report