# Cosmos 645
**Wikidata**: [Q13566892](https://www.wikidata.org/wiki/Q13566892)  
**Source**: https://4ort.xyz/entity/cosmos-645

## Summary
Cosmos 645 is a Strela-1M class satellite that was launched on April 23, 1974. It was carried into orbit by a Kosmos-3M rocket from Plesetsk Cosmodrome Site 132. The satellite is also known by its alias, Kosmos 645.

## Key Facts
*   Cosmos 645 is classified as a Strela-1M satellite.
*   It was launched on April 23, 1974, at 14:14:59.
*   The launch originated from Plesetsk Cosmodrome Site 132.
*   The launch vehicle used was a Kosmos-3M rocket.
*   Its COSPAR ID is 1974-024E.
*   The satellite's alias is Kosmos 645.
*   The Kosmos-3M rocket is a Russian rocket, originating from the Soviet Union.
*   Its SCN (Space Catalog Number) is 07269.

## FAQs
### Q: What is Cosmos 645?
A: Cosmos 645 is a Strela-1M class satellite. It was launched on April 23, 1974, as part of the Soviet Union's space program.

### Q: When and where was Cosmos 645 launched?
A: Cosmos 645 was launched on April 23, 1974, at 14:14:59. The launch took place from Plesetsk Cosmodrome Site 132.

### Q: What type of rocket launched Cosmos 645?
A: Cosmos 645 was launched by a Kosmos-3M rocket. The Kosmos-3M is a Russian rocket that originated from the Soviet Union.

## Why It Matters
Cosmos 645 holds significance as an instance of the Strela-1M class of satellites, representing a component of the Soviet Union's satellite deployment efforts in the mid-1970s. Its successful launch on April 23, 1974, demonstrated the operational capabilities of the Kosmos-3M launch vehicle and the Plesetsk Cosmodrome. As part of a larger class of satellites, Cosmos 645 contributes to the historical record of space technology development and satellite deployments during the Cold War era. Its existence is a testament to the ongoing space exploration and technological advancements undertaken by the Soviet Union.

## Notable For
*   Being an instance of the Strela-1M satellite class.
*   Its launch on April 23, 1974, from Plesetsk Cosmodrome Site 132.
*   Being carried into orbit by a Kosmos-3M launch vehicle.

## Body

### Overview
Cosmos 645 is identified as a Strela-1M class satellite. It is also known by the alias Kosmos 645. Its Space Catalog Number (SCN) is 07269, and its COSPAR ID is 1974-024E.

### Launch Details
Cosmos 645 experienced a significant event in its history: a rocket launch.
*   **Launch Date:** 1974-04-23
*   **Launch Time:** 14:14:59
*   **Launch Site:** Plesetsk Cosmodrome Site 132
*   **Launch Vehicle:** Kosmos-3M

The Kosmos-3M rocket, which launched Cosmos 645, is a Russian rocket that originated from the Soviet Union.

### Identification
*   **SCN:** 07269
*   **COSPAR ID:** 1974-024E
*   **Aliases:** Kosmos 645
*   **Wolfram Language Entity Code:** Entity["Satellite", "07269"]

## References

1. Jonathan's Space Report