# Cosmos 1585
**Wikidata**: [Q12753347](https://www.wikidata.org/wiki/Q12753347)  
**Source**: https://4ort.xyz/entity/cosmos-1585

## Summary
Cosmos 1585 (Kosmos 1585) was a Soviet reconnaissance satellite launched in 1984 as part of the Yantar-4K2 series. It was designed for military surveillance and operated from low Earth orbit. The satellite was launched aboard a Soyuz-U rocket from Gagarin's Start.

## Key Facts
- **Launch Date**: July 31, 1984, at 12:29:54 UTC.  
- **COSPAR ID**: 1984-077A.  
- **Satellite Catalog Number (SCN)**: 15142.  
- **Launch Vehicle**: Soyuz-U, a variant of the Soyuz rocket.  
- **Launch Site**: Gagarin's Start (Baikonur Cosmodrome).  
- **Satellite Class**: Yantar-4K2, a Soviet/Russian spy satellite.  
- **Aliases**: Also known as Kosmos 1585.  
- **Significant Event**: Rocket launch on July 31, 1984.  

## FAQs
### Q: What was the purpose of Cosmos 1585?  
A: Cosmos 1585 was a military reconnaissance satellite, part of the Yantar-4K2 series, designed for surveillance and intelligence gathering.  

### Q: Where was Cosmos 1585 launched from?  
A: It was launched from Gagarin's Start at the Baikonur Cosmodrome in the Soviet Union.  

### Q: What rocket was used to launch Cosmos 1585?  
A: The satellite was launched aboard a Soyuz-U rocket, a variant of the Soyuz design.  

## Why It Matters  
Cosmos 1585 was part of the Yantar-4K2 series, a key component of Soviet military reconnaissance during the Cold War. These satellites provided high-resolution imagery for intelligence, surveillance, and strategic planning. The successful deployment of Cosmos 1585 underscored the Soviet Union's capabilities in space-based espionage, contributing to the geopolitical tensions of the era. Its launch also demonstrated the reliability of the Soyuz-U rocket, which became a workhorse for Soviet and later Russian space missions.  

## Notable For  
- **Military Role**: As a Yantar-4K2 satellite, it was optimized for detailed Earth observation and intelligence gathering.  
- **Launch Precision**: Launched at a specific time (12:29:54 UTC) from a historically significant site (Gagarin's Start).  
- **Soyuz-U Reliability**: Highlighted the dependability of the Soyuz-U rocket for military and civilian payloads.  

## Body  
### Launch Details  
- **Date**: July 31, 1984.  
- **Time**: 12:29:54 UTC.  
- **Location**: Gagarin's Start, Baikonur Cosmodrome.  
- **Rocket**: Soyuz-U (Universal variant).  

### Satellite Specifications  
- **Class**: Yantar-4K2, a Soviet/Russian reconnaissance satellite.  
- **Catalog Number**: 15142.  
- **COSPAR Designation**: 1984-077A.  

### Mission Context  
- Part of the Yantar series, which replaced earlier Zenit satellites.  
- Designed for high-resolution photographic reconnaissance.  
- Operated in low Earth orbit for military surveillance.

## References

1. Jonathan's Space Report