# Cosmos 1399
**Wikidata**: [Q12753254](https://www.wikidata.org/wiki/Q12753254)  
**Source**: https://4ort.xyz/entity/cosmos-1399

## Summary
Cosmos 1399 was a Soviet reconnaissance satellite launched on August 4, 1982, as part of the Yantar-4K1 class of spy satellites. It was deployed using a Soyuz-U rocket from Baikonur Cosmodrome Site 31 to conduct photographic intelligence missions. The satellite is identified by its SCN 13399 and COSPAR ID 1982-078A.

## Key Facts
- **SCN**: 13399 (reference: Q6272367)
- **COSPAR ID**: 1982-078A (reference: Q200386)
- **Launch Date**: August 4, 1982
- **Launch Vehicle**: Soyuz-U rocket (Soviet Union)
- **Launch Site**: Baikonur Cosmodrome Site 31
- **Class**: Yantar-4K1 Soviet spy satellite
- **Aliases**: Kosmos 1399
- **Launch Time**: 11:30:00 UTC (qualifier: P4241)

## FAQs
### Q: What was the purpose of Cosmos 1399?
A: Cosmos 1399 was a Soviet reconnaissance satellite designed for photographic intelligence gathering as part of the Yantar-4K1 class.

### Q: When and where was Cosmos 1399 launched?
A: It launched on August 4, 1982, at 11:30:00 UTC from Baikonur Cosmodrome Site 31 in the Soviet Union.

### Q: What type of rocket was used to launch Cosmos 1399?
A: The satellite was deployed using a Soyuz-U rocket, a variant of the Soyuz design used for military and civilian missions.

## Why It Matters
Cosmos 1399 represents a key component of the Soviet Union’s Cold War-era space-based reconnaissance efforts. As part of the Yantar-4K1 class, it contributed to strategic intelligence gathering, leveraging the reliable Soyuz-U launch vehicle. Its mission underscores the technological rivalry of the era, highlighting the integration of satellite systems into military operations. While specific mission outcomes remain classified, its launch and design reflect the broader significance of space assets in geopolitical strategy during the 1980s.

## Notable For
- **Yantar-4K1 Class Membership**: Part of a specialized Soviet spy satellite series focused on photographic reconnaissance.
- **Soyuz-U Launch Vehicle**: Utilized a widely used and reliable rocket variant critical to Soviet space operations.
- **Baikonur Site 31 Launch**: Conducted from a specific facility within the Baikonur Cosmodrome, a cornerstone of Soviet space infrastructure.
- **Cold War Context**: Operated during a period of heightened geopolitical tensions, emphasizing the role of space-based intelligence.

## Body
### Launch Details
- **Date/Time**: August 4, 1982, at 11:30:00 UTC.
- **Location**: Baikonur Cosmodrome Site 31 (Soviet Union).
- **Vehicle**: Soyuz-U rocket (Universal variant of the Soyuz design).

### Satellite Specifications
- **Class**: Yantar-4K1, a Soviet-era reconnaissance satellite.
- **Identifiers**: 
  - SCN: 13399
  - COSPAR ID: 1982-078A
  - Aliases: Kosmos 1399

### Mission Context
- **Purpose**: Photographic intelligence gathering for military or strategic use.
- **Significance**: Part of the Soviet Union’s broader network of space-based reconnaissance assets during the Cold War.
- **Technical Heritage**: The Yantar-4K1 class and Soyuz-U rocket were pivotal in maintaining Soviet space capabilities through the 1980s.

## References

1. Jonathan's Space Report