# Cosmos 683
**Wikidata**: [Q12907774](https://www.wikidata.org/wiki/Q12907774)  
**Source**: https://4ort.xyz/entity/cosmos-683

## Summary
Cosmos 683 is a Soviet military communication satellite launched in 1974 as part of the Strela-1M constellation. It was deployed using a Kosmos-3M rocket from Plesetsk Cosmodrome Site 132 to support secure military communications.

## Key Facts
- **COSPAR ID**: 1974-072G  
- **Satellite Catalog Number (SCN)**: 07441  
- **Launch Date**: September 19, 1974, at 14:57:00 UTC  
- **Launch Site**: Plesetsk Cosmodrome Site 132  
- **Launch Vehicle**: Kosmos-3M rocket  
- **Satellite Class**: Strela-1M  
- **Operator**: Soviet Union (later Russia)  
- **Significant Event**: Rocket launch (recorded with precise time and location)  

## FAQs
### Q: What was the purpose of Cosmos 683?  
A: Cosmos 683 was a military communication satellite designed to facilitate secure communications for Soviet armed forces as part of the Strela-1M network.  

### Q: Where was Cosmos 683 launched from?  
A: It was launched from Plesetsk Cosmodrome Site 132, a primary Soviet/Russian spaceport for military and scientific missions.  

### Q: What rocket carried Cosmos 683 into orbit?  
A: A Kosmos-3M rocket, a reliable Soviet launch vehicle frequently used for deploying small satellites.  

## Why It Matters  
Cosmos 683 played a critical role in the Soviet Union's military communication infrastructure during the Cold War. As part of the Strela-1M constellation, it ensured secure and resilient data transmission for strategic operations. Its launch underscored the USSR's investment in space-based military technology, contributing to the broader competition in satellite communications during the era. The mission also demonstrated the reliability of the Kosmos-3M rocket, which became a workhorse for Soviet satellite deployments.

## Notable For
- **Military Application**: Part of the Strela-1M system, a key Soviet military communication network.  
- **Precision Launch**: Recorded exact launch time (14:57:00) and location (Plesetsk Site 132).  
- **Historical Context**: Launched during the Cold War, reflecting the USSR's focus on space-based defense capabilities.  

## Body  
### Launch Details  
- **Date**: September 19, 1974  
- **Time**: 14:57:00 UTC  
- **Site**: Plesetsk Cosmodrome Site 132 (a dedicated military launch complex)  
- **Rocket**: Kosmos-3M (a two-stage liquid-fueled launch vehicle)  

### Satellite Specifications  
- **Class**: Strela-1M (a low-orbit military communication satellite)  
- **Catalog Number**: 07441  
- **COSPAR Designation**: 1974-072G  

### Operational Context  
- Deployed alongside other Strela-1M satellites to form a secure communication grid.  
- Supported Soviet military operations by relaying encrypted messages.  
- Demonstrated the USSR's capability to rapidly deploy functional satellite constellations.

## References

1. Jonathan's Space Report