# Cosmos 1726
**Wikidata**: [Q12907478](https://www.wikidata.org/wiki/Q12907478)  
**Source**: https://4ort.xyz/entity/cosmos-1726

## Summary
Cosmos 1726 is a Soviet signals intelligence satellite launched on January 17, 1986. It is a member of the Tselina-D class of spacecraft, which were designed to conduct electronic reconnaissance from orbit.

## Key Facts
- **Launch Date:** January 17, 1986
- **Satellite Class:** Tselina-D
- **Launch Vehicle:** Tsyklon-3 (Soviet/Ukrainian expendable launch vehicle)
- **Launch Site:** Plesetsk Cosmodrome Site 32
- **Satellite Catalog Number (SCN):** 16495
- **COSPAR ID:** 1986-006A
- **Launch Time:** 07:21:09
- **Aliases:** Kosmos 1726

## FAQs
### Q: What was the primary purpose of Cosmos 1726?
A: Cosmos 1726 was a signals intelligence satellite. As an instance of the Tselina-D class, it was designed to collect and monitor electronic transmissions for reconnaissance purposes.

### Q: What rocket was used to launch Cosmos 1726?
A: The satellite was launched using a Tsyklon-3, which is a Soviet/Ukrainian expendable launch vehicle. The launch took place at the Plesetsk Cosmodrome Site 32.

### Q: How is Cosmos 1726 identified in satellite catalogs?
A: It is identified by the Satellite Catalog Number (SCN) 16495 and the COSPAR ID 1986-006A. In the Wolfram Language, it is referenced by the entity code Entity["Satellite", "16495"].

## Why It Matters
Cosmos 1726 represents a specific operational deployment within the Soviet Union's Tselina-D signals intelligence program during the mid-1980s. As a signals intelligence (ELINT) satellite, its role was critical for the collection of electronic data, reflecting the strategic priorities of the Soviet space program during the Cold War. The mission highlights the technical utility of the Tsyklon-3 launch vehicle and the operational importance of the Plesetsk Cosmodrome, specifically Site 32, in maintaining a constellation of reconnaissance satellites. By documenting this entity, researchers can track the historical progression of orbital surveillance technology and the frequency of Soviet military launches. Its presence in international tracking databases like COSPAR and the Satellite Catalog ensures that its orbital history remains a verifiable part of the global record of space activity.

## Notable For
- **Satellite Classification:** It is a Tselina-D model, a specific class of Soviet signals intelligence satellites.
- **Launch Infrastructure:** The mission utilized the Tsyklon-3 expendable launch vehicle, a key piece of Soviet/Ukrainian aerospace hardware.
- **Geographic Origin:** Launched from the Plesetsk Cosmodrome, a major site for Soviet military and intelligence space missions.

## Body

### Mission and Classification
Cosmos 1726, also referred to as Kosmos 1726, is an artificial satellite classified as an instance of the Tselina-D model. The Tselina-D class was specifically developed by the Soviet Union for signals intelligence and electronic reconnaissance. 

### Launch Details
The satellite was successfully launched on January 17, 1986. The launch event was recorded at 07:21:09 UTC. The mission originated from Site 32 at the Plesetsk Cosmodrome, utilizing a Tsyklon-3 expendable launch vehicle. This rocket is a Soviet/Ukrainian class of vehicle known for its role in deploying various satellite constellations.

### Identification and Documentation
Cosmos 1726 is tracked under several international and technical identifiers:
*   **SCN:** 16495
*   **COSPAR ID:** 1986-006A
*   **Wolfram Language Entity Code:** Entity["Satellite", "16495"]

The satellite is documented across multiple Wikipedia language editions, including Macedonian (mk), Serbo-Croatian (sh), and Serbian (sr). Its launch is categorized as a significant event in the history of the Plesetsk Cosmodrome Site 32.

## References

1. Jonathan's Space Report