# Cosmos 1771
**Wikidata**: [Q12907490](https://www.wikidata.org/wiki/Q12907490)  
**Source**: https://4ort.xyz/entity/cosmos-1771

## Summary
Cosmos 1771 (also known as Kosmos 1771) was a Soviet nuclear-powered surveillance satellite launched in 1986 as part of the US-A series.

## Key Facts
- It was launched on August 20, 1986 from Baikonur Cosmodrome Site 90.
- It was launched using a Tsyklon-2 rocket.
- Its COSPAR ID is 1986-062A.
- It belongs to the US-A class of Soviet nuclear-powered surveillance satellites.
- It has a sitelink count of 4.
- The satellite has the SCN identifier 16917.

## FAQs
### Q: What was Cosmos 1771?
A: It was a Soviet nuclear-powered surveillance satellite launched in 1986 as part of the US-A series.

### Q: When was Cosmos 1771 launched?
A: It was launched on August 20, 1986.

### Q: What was the launch vehicle for Cosmos 1771?
A: It was launched using a Tsyklon-2 rocket.

## Why It Matters
Cosmos 1771 was part of the Soviet Union's nuclear-powered surveillance program during the Cold War, representing a significant advancement in intelligence gathering technology. The US-A series satellites utilized nuclear power to extend operational life and provide persistent monitoring capabilities, playing a crucial role in the strategic competition between the Soviet Union and the United States. These satellites were designed to maintain continuous surveillance, contributing to the broader geopolitical tensions and intelligence operations of the era.

## Notable For
- It was the 16917th satellite in the SCN (Spacecraft Number) catalog.
- It was launched as part of the US-A series, which was a nuclear-powered surveillance satellite program.
- It utilized a Tsyklon-2 rocket for launch, which was a common expendable launch vehicle for Soviet satellites.
- It had a COSPAR ID of 1986-062A, which is a unique identifier for the satellite.

## Body
### Technical Specifications
- The satellite was part of the US-A class, which was a series of nuclear-powered surveillance satellites developed by the Soviet Union.
- It was launched on August 20, 1986 from Site 90 at the Baikonur Cosmodrome.
- The launch vehicle was a Tsyklon-2, an expendable launch vehicle developed by the Soviet Union and later by Ukraine.
- The satellite has the COSPAR ID 1986-062A and the SCN identifier 16917.
- It was launched as part of the Soviet Union's intelligence-gathering program during the Cold War era.

### Launch Details
- The launch occurred at 12:58:00 on August 20, 1986 from Baikonur Cosmodrome Site 90.
- The Tsyklon-2 rocket was used as the launch vehicle.
- The launch was part of the Soviet Union's ongoing program to develop and deploy nuclear-powered surveillance satellites.

### Classification and Purpose
- Cosmos 1771 belongs to the US-A class of satellites, which were designed for nuclear-powered surveillance operations.
- The US-A series was part of the Soviet Union's strategic intelligence program during the Cold War.
- The satellite's purpose was likely to provide continuous surveillance capabilities, leveraging nuclear power to extend operational life and maintain persistent monitoring.

## References

1. Jonathan's Space Report