# Cosmos 771
**Wikidata**: [Q12753992](https://www.wikidata.org/wiki/Q12753992)  
**Source**: https://4ort.xyz/entity/cosmos-771

## Summary
Cosmos 771 is a Soviet satellite launched on September 25, 1975, from Plesetsk Cosmodrome Site 43 using a Soyuz-U rocket. It belongs to the Fram class of satellites and carries the COSPAR identifier 1975-090A.

## Key Facts
- Cosmos 771 was launched on September 25, 1975, from Plesetsk Cosmodrome Site 43 at 09:49:59 UTC
- It is classified as a Fram class satellite
- The launch vehicle used was a Soyuz-U rocket
- Its COSPAR identifier is 1975-090A
- The entity is also known by the alias "Kosmos 771"
- It has the SCN identifier 08327
- It has 3 sitelinks across Wikipedia (in languages mk, sh, sr)
- The satellite has a Wolfram Language entity code: Entity["Satellite", "08327"]
- The launch was categorized as a significant rocket launch event

## FAQs
### Q: What was the purpose of Cosmos 771?
A: The source material doesn't specify the exact purpose of Cosmos 771, only that it was a Fram class satellite launched by the Soviet Union.

### Q: When and where was Cosmos 771 launched?
A: Cosmos 771 was launched on September 25, 1975, from Plesetsk Cosmodrome Site 43 at 09:49:59 UTC using a Soyuz-U rocket.

### Q: What is the relationship between Cosmos 771 and the Fram class?
A: Cosmos 771 is an instance of the Fram class of satellites, as indicated by its classification in the structured properties.

## Why It Matters
Cosmos 771 represents a significant part of the Soviet Union's space program during the Cold War era. As a member of the Cosmos series, which numbered thousands of satellites, it contributed to the extensive orbital infrastructure maintained by the Soviet Union. The launch using a Soyuz-U vehicle highlights the reliability and versatility of this rocket design variant, which became a cornerstone of Soviet space operations. Along with other Fram class satellites, Cosmos 771 likely served important military or surveillance functions, contributing to Soviet strategic capabilities during the 1970s.

## Notable For
- Precise launch timing: Launched at exactly 09:49:59 UTC on September 25, 1975
- Specific launch site: Departed from Site 43 of Plesetsk Cosmodrome, rather than more common launch sites
- International documentation: Has Wikipedia presence in three languages (Macedonian, Serbo-Croatian, Serbian)
- Classified framework: Classified as part of the Fram class of satellites, indicating specialized design or function

## Body
### Classification
Cosmos 771 is officially classified as a Fram class satellite. It carries the identifier 08327 in the SCN system and has a COSPAR ID of 1975-090A. The satellite is also referenced in Wolfram Language with the entity code Entity["Satellite", "08327"].

### Launch Details
The satellite was launched on September 25, 1975, from Plesetsk Cosmodrome Site 43. The launch occurred at precisely 09:49:59 UTC. The mission was categorized as a significant rocket launch event, utilizing a Soyuz-U launch vehicle.

### Documentation Presence
Cosmos 771 is documented across three Wikipedia language editions: Macedonian (mk), Serbo-Croatian (sh), and Serbian (sr). These three sitelinks contribute to its presence in public knowledge repositories about Soviet space program satellites.

### Related Entities
Cosmos 771 belongs to the Fram class of satellites, which has limited documentation with only 2 sitelinks. It was launched using the Soyuz-U rocket design variant, which is a Universal version of the Soyuz rocket developed by the Soviet Union.

## References

1. Jonathan's Space Report