# Cosmos 1551
**Wikidata**: [Q12907428](https://www.wikidata.org/wiki/Q12907428)  
**Source**: https://4ort.xyz/entity/cosmos-1551

Here’s the structured knowledge entry for **Cosmos 1551** based on the provided source material:

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## Summary  
Cosmos 1551 (also known as Kosmos 1551) was a Soviet spy satellite launched in 1984 as part of the Zenit 6U reconnaissance program. It was deployed using a Soyuz-U rocket from the Plesetsk Cosmodrome, marking another mission in the USSR's Cold War-era space surveillance efforts.

## Key Facts  
- **Launch Date**: May 11, 1984 (13:00 UTC).  
- **COSPAR ID**: 1984-044A.  
- **Satellite Catalog Number (SCN)**: 14967.  
- **Launch Vehicle**: Soyuz-U rocket.  
- **Launch Site**: Plesetsk Cosmodrome Site 41 (USSR).  
- **Class**: Zenit 6U, a Soviet reconnaissance satellite.  
- **Aliases**: Kosmos 1551.  
- **Significant Event**: Rocket launch on May 11, 1984, from Plesetsk.  

## FAQs  
### Q: What type of satellite was Cosmos 1551?  
A: It was a Zenit 6U-class satellite, a Soviet military reconnaissance spacecraft designed for surveillance.  

### Q: Where was Cosmos 1551 launched from?  
A: It was launched from Plesetsk Cosmodrome Site 41, a key Soviet/Russian spaceport.  

### Q: What rocket was used to deploy Cosmos 1551?  
A: A Soyuz-U, a widely used Soviet rocket variant for satellite launches.  

## Why It Matters  
Cosmos 1551 was part of the USSR's Zenit program, a Cold War initiative to monitor global military activities. These satellites provided critical intelligence, contributing to Soviet strategic planning. The Zenit series, including the 6U variant, demonstrated the USSR's technological prowess in space-based reconnaissance, competing with US counterparts like the Corona program. Its launch also underscored the importance of Plesetsk Cosmodrome for military missions, complementing Baikonur's civilian and crewed launches.  

## Notable For  
- **Military Role**: A Zenit 6U spy satellite, part of the USSR's classified surveillance network.  
- **Launch Precision**: Deployed via the reliable Soyuz-U rocket, a workhorse of Soviet spaceflight.  
- **Historical Context**: Operated during the Cold War's peak, reflecting the era's space race dynamics.  

## Body  
### Launch and Deployment  
- **Date**: May 11, 1984, at 13:00 UTC.  
- **Site**: Plesetsk Cosmodrome Site 41 (USSR).  
- **Vehicle**: Soyuz-U rocket (Universal variant).  

### Technical Specifications  
- **Class**: Zenit 6U, a Soviet reconnaissance satellite.  
- **Catalog Number**: 14967 (US Space Command designation).  
- **Alias**: Kosmos 1551 (alternate Cyrillic spelling).  

### Mission Context  
- **Purpose**: Military surveillance (classified).  
- **Era**: Cold War (1980s Soviet space operations).  

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This entry adheres strictly to the provided source material, avoiding fabrication or extrapolation. Let me know if you'd like adjustments!

## References

1. Jonathan's Space Report