# Cosmos 951
**Wikidata**: [Q12754077](https://www.wikidata.org/wiki/Q12754077)  
**Source**: https://4ort.xyz/entity/cosmos-951

## Summary
Cosmos 951 was a Soviet satellite launched on September 13, 1977, belonging to the Parus class of spacecraft. It was deployed into orbit using a Kosmos-3M rocket from the Plesetsk Cosmodrome. The satellite is identified by the international designator 1977-087A and the Satellite Catalog Number 10352.

## Key Facts
- **Launch Date:** September 13, 1977
- **Classification:** Instance of Parus (satellite class)
- **Launch Vehicle:** Kosmos-3M (Russian rocket)
- **Launch Site:** Plesetsk Cosmodrome Site 132
- **COSPAR ID:** 1977-087A
- **Satellite Catalog Number (SCN):** 10352
- **Launch Time:** 19:59:00 (UTC, inferred from context)
- **Also Known As:** Kosmos 951

## FAQs
### Q: What type of satellite was Cosmos 951?
A: Cosmos 951 was a satellite of the Parus class. These are typically Soviet/Russian military satellites.

### Q: When and where was Cosmos 951 launched?
A: The satellite was launched on September 13, 1977, from the Plesetsk Cosmodrome Site 132.

### Q: What rocket was used to launch Cosmos 951?
A: It was launched using a Kosmos-3M rocket, a launch vehicle utilized by the Soviet Union and later Russia.

## Why It Matters
Cosmos 951 serves as a historical data point within the extensive Soviet space program, specifically regarding the operational history of the Parus satellite constellation. While individual Cosmos satellites often have undisclosed military functions, the rigorous documentation of their launch parameters—such as the precise time of 19:59:00 and the specific site at Plesetsk—highlights the systematic nature of Soviet aerospace tracking and logistics.

The entry is significant for researchers tracking space debris, orbital history, or the development of the Kosmos-3M launch vehicle. Its identification via standard systems like COSPAR (1977-087A) allows for precise cross-referencing in international space catalogs. Furthermore, the existence of the entry across multiple Wikipedia languages (Croatian, Macedonian, Serbo-Croatian, Serbian) indicates its relevance in regional records of space history.

## Notable For
- Being a specific operational unit within the Parus satellite series.
- Utilizing the Kosmos-3M launch vehicle, a workhorse of the Soviet/Russian space program.
- Launching from Site 132 at the Plesetsk Cosmodrome, a primary launch facility for military satellites.
- Possessing a precise launch time record (19:59:00), indicating high-fidelity tracking data.

## Body

### Mission Identity and Classification
Cosmos 951 is officially classified as an instance of the **Parus** satellite class. In the context of Soviet space infrastructure, "Parus" refers to a specific type of spacecraft, often utilized for navigation and communication purposes by the Soviet Navy. The satellite carries the Satellite Catalog Number (SCN) **10352** and the international COSPAR ID **1977-087A**, which uniquely identify it in global space object registries.

### Launch Details
The satellite was successfully launched on **September 13, 1977**. The mission utilized the **Kosmos-3M** rocket, a two-stage launch vehicle developed by the Soviet Union.
*   **Launch Site:** Plesetsk Cosmodrome Site 132
*   **Launch Event:** The rocket launch occurred precisely at **19:59:00**.

### Related Entities
The spaceflight involved key hardware and classification categories:
*   **Parus:** The class of satellite for this mission.
*   **Kosmos-3M:** The launch vehicle, designed and utilized within the Soviet Union and subsequently Russia.

### Data References
The structural data for Cosmos 951 is derived from Wikidata and academic sources, referencing specific identifiers such as `Q6272367` and `Q200386`. The entity is also recognized in the Wolfram Language dataset under the code `Entity["Satellite", "10352"]`.

## References

1. Jonathan's Space Report