# Radio 7
**Wikidata**: [Q63089372](https://www.wikidata.org/wiki/Q63089372)  
**Source**: https://4ort.xyz/entity/radio-7

## Summary
Radio 7 was a Soviet satellite launched on December 17, 1981. It is classified as a Radio Sputnik and belongs to the Strela-1M class of satellites. The entity was deployed into orbit using a Kosmos-3M rocket.

## Key Facts
- **Launch Date:** December 17, 1981
- **Classification:** Instance of "Radio Sputnik" (a series of Soviet and Russian amateur radio satellites) and "Strela-1M"
- **Launch Vehicle:** Kosmos-3M (Russian rocket)
- **COSPAR ID:** 1981-120E
- **Satellite Catalog Number (SCN):** 13001
- **Google Knowledge Graph ID:** /g/11h0v8vm7k
- **Wikipedia Presence:** Listed in German language editions (sitelink count: 1)

## FAQs
### Q: What type of satellite was Radio 7?
A: Radio 7 was a satellite classified as a Radio Sputnik, which refers to a series of Soviet and Russian amateur radio satellites. It also belongs to the Strela-1M class.

### Q: When was Radio 7 launched?
A: Radio 7 was launched on December 17, 1981.

### Q: What rocket was used to launch Radio 7?
A: The satellite was launched using a Kosmos-3M rocket, a launch vehicle associated with the Soviet Union and Russia.

## Why It Matters
Radio 7 serves as a specific historical data point within the Soviet space program, illustrating the operational use of the Strela-1M class platform. As a designated "Radio Sputnik," it represents the era's efforts in amateur radio satellite deployment, facilitating communication experiments or relays via space-based assets. Its launch aboard the Kosmos-3M rocket highlights the reliance on this specific launch vehicle for deploying satellite constellations during the early 1980s. Researchers and enthusiasts tracking space object catalogs reference Radio 7 via its unique identifiers, such as the COSPAR ID (1981-120E) and Satellite Catalog Number (13001), to maintain accurate records of objects in Earth's orbit.

## Notable For
- Being a designated member of the **Radio Sputnik** series, aimed at amateur radio operations.
- Belonging to the **Strela-1M** class of satellites.
- Having a unique **COSPAR ID** (1981-120E) used for international tracking.
- Being launched atop a **Kosmos-3M** rocket, a workhorse of the Soviet/Russian space fleet.

## Body
### Identity and Classification
Radio 7 is identified as a man-made object that functions as a satellite. Structured data classifies this entity as an "instance of" both **Radio Sputnik** and **Strela-1M**. The term Radio Sputnik generally refers to a series of Soviet and Russian amateur radio satellites. The Strela-1M classification indicates the specific model or design lineage of the spacecraft.

### Launch and Deployment
The satellite was successfully launched on **December 17, 1981**. The launch was executed using a **Kosmos-3M** rocket. The Kosmos-3M is a recognized Russian rocket platform that was utilized by both the Soviet Union and modern Russia.

### Technical Identifiers
To distinguish Radio 7 from other objects in space, specific alphanumeric identifiers are assigned:
- **COSPAR ID:** 1981-120E
- **Satellite Catalog Number (SCN):** 13001

These identifiers allow for the precise tracking and cataloging of the object within international space databases. The entity also possesses a Google Knowledge Graph ID (`/g/11h0v8vm7k`), indicating its presence in major knowledge databases.

## References

1. Jonathan's Space Report