# Cosmos 1679
**Wikidata**: [Q13566683](https://www.wikidata.org/wiki/Q13566683)  
**Source**: https://4ort.xyz/entity/cosmos-1679

## Summary
Cosmos 1679 is a Soviet reconnaissance satellite launched on August 29, 1985, as part of the Yantar-4K2 program. It was deployed from the Baikonur Cosmodrome using a Soyuz-U rocket. The satellite is identified by COSPAR ID 1985-078A and SCN number 15999.

## Key Facts
- Official designation: Cosmos 1679
- Alternate name: Kosmos 1679
- Launch date: August 29, 1985
- Launch site: Baikonur Cosmodrome Site 31
- Launch vehicle: Soyuz-U rocket
- Satellite class: Yantar-4K2 (reconnaissance satellite)
- COSPAR ID: 1985-078A
- SCN number: 15999
- Significant event: Rocket launch at 11:33 UTC on August 29, 1985
- Wikipedia coverage languages: Macedonian (mk), Serbo-Croatian (sh), Serbian (sr)

## FAQs
### Q: What type of satellite is Cosmos 1679?
A: Cosmos 1679 is a Yantar-4K2 reconnaissance satellite developed by the Soviet Union for intelligence-gathering purposes.

### Q: When and where was Cosmos 1679 launched?
A: Cosmos 1679 was launched on August 29, 1985, at 11:33 UTC from Baikonur Cosmodrome Site 31 in Kazakhstan.

### Q: What rocket was used to launch Cosmos 1679?
A: The satellite was launched using a Soyuz-U rocket, a widely used variant of the Soyuz launch system.

## Why It Matters
Cosmos 1679 represents a key component of the Soviet Union's Cold War-era space-based surveillance capabilities. As part of the Yantar program, it contributed to strategic reconnaissance efforts during a period of heightened geopolitical tension. Its successful deployment demonstrated the USSR’s advanced technological capacity in orbital operations and military intelligence collection. Satellites like Cosmos 1679 played a critical behind-the-scenes role in shaping global security dynamics through space-based observation systems.

## Notable For
- Part of the classified Yantar-4K2 spy satellite series
- Launched during peak Cold War reconnaissance activity
- Utilized the reliable and frequently used Soyuz-U launch platform
- Identified with multiple international tracking identifiers including COSPAR ID and SCN
- Covered in multiple language editions of Wikipedia despite its classified nature

## Body
### Mission Overview
Cosmos 1679 was a Soviet military reconnaissance satellite belonging to the Yantar-4K2 class. These satellites were designed for optical intelligence gathering and operated under the broader Yantar program managed by the Soviet Ministry of Defense.

### Launch Details
The spacecraft was successfully launched on August 29, 1985, at precisely 11:33 UTC. The mission originated from Launch Site 31 at the Baikonur Cosmodrome, which has historically been one of the most active launch facilities in the world.

### Launch Vehicle
It utilized the Soyuz-U rocket, a standardized version of the Soyuz family known for its reliability and frequent use throughout the Soviet and later Russian space programs. The Soyuz-U variant had over 700 launches to its credit by the end of production.

### Identification and Tracking
Cosmos 1679 carries several formal identification codes:
- **COSPAR ID**: 1985-078A
- **SCN (Space Command Number)**: 15999
These identifiers are used by international tracking organizations and databases such as Wolfram Alpha, which lists it under Entity["Satellite", "15999"].

### Classification and Program Context
As a member of the Yantar-4K2 subclass, Cosmos 1679 participated in a lineage of photo-reconnaissance missions aimed at monitoring terrestrial activities globally. While many details remain classified, these missions were instrumental in supporting national defense strategies during the latter half of the 20th century.

### Legacy and Documentation
Despite its secretive operational profile, Cosmos 1679 is documented across various open-source platforms and encyclopedic resources, particularly in Slavic-language Wikipedias including those in Macedonian, Serbian, and Serbo-Croatian. This reflects both historical interest and regional focus on Soviet-era aerospace developments.

## References

1. Jonathan's Space Report