# Cosmos 1834
**Wikidata**: [Q12753474](https://www.wikidata.org/wiki/Q12753474)  
**Source**: https://4ort.xyz/entity/cosmos-1834

## Summary
Cosmos 1834 was a Soviet military satellite launched on April 8, 1987. It was deployed into orbit using a Tsyklon-2 expendable launch vehicle from the Baikonur Cosmodrome. The spacecraft is identified internationally by the COSPAR designation 1987-031A and the SATCAT number 17847.

## Key Facts
- **Classification:** Cosmos 1834 is an instance of a military satellite.
- **Launch Date:** The satellite was launched on April 8, 1987.
- **Launch Vehicle:** It was carried into space by a Tsyklon-2 rocket.
- **Launch Site:** The launch originated from Baikonur Cosmodrome Site 90.
- **Launch Time:** The significant rocket launch event occurred at 03:51:21.
- **COSPAR ID:** The international designation for this object is 1987-031A.
- **Satellite Catalog Number:** The US Space Command (SATCAT) identifier is 17847.
- **Alternate Name:** The satellite is also known by the alias "Kosmos 1834."

## FAQs
### Q: What type of satellite was Cosmos 1834?
A: Cosmos 1834 was a military satellite used for purposes related to defense or reconnaissance by the Soviet Union.

### Q: When and where was Cosmos 1834 launched?
A: The satellite was launched on April 8, 1987, from the Baikonur Cosmodrome Site 90.

### Q: What rocket was used to deploy Cosmos 1834?
A: Cosmos 1834 was launched aboard a Tsyklon-2 rocket, a Soviet/Ukrainian expendable launch vehicle.

## Why It Matters
Cosmos 1834 represents a specific data point within the extensive Soviet "Cosmos" program, a designation used to mask the true nature of thousands of Soviet military satellites. Launched in the late Cold War era, this mission highlights the reliance of the Soviet military infrastructure on specific launch platforms like the Tsyklon-2. This rocket system was a workhorse for the Soviet defense industry, frequently utilized for deploying naval reconnaissance and electronic intelligence satellites.

The entry is significant for researchers analyzing launch cadences, the utilization of Baikonur Cosmodrome Site 90, or the historical deployment of military assets in 1987. By cataloging the precise launch time (03:51:21) and specific site details, this entity serves as a verifiable record in the history of astrodynamics and military space operations.

## Notable For
- Being a classified military object operating under the standard Soviet "Cosmos" designation convention.
- Utilizing the Tsyklon-2 launch vehicle, a system noted for its role in deploying specific military payloads.
- Launching from Site 90 at the Baikonur Cosmodrome, a specialized infrastructure point for the Tsyklon rocket family.
- Precise tracking data availability, including a specific SATCAT number (17847) and exact launch timing down to the second.

## Body

### Mission Overview
Cosmos 1834 functioned as a military satellite under the command of the Soviet Union. Like many spacecraft designated under the "Cosmos" program, specific details regarding its onboard instrumentation and operational mission profile are classified, but its classification confirms its role in military operations.

### Launch Specifications
The spacecraft was successfully delivered to orbit via a Tsyklon-2 rocket. The Tsyklon-2 was a two-stage expendable launch vehicle derived from the R-36 intercontinental ballistic missile, known for its reliability in lifting military payloads.

**Key Launch Parameters:**
*   **Date:** April 8, 1987
*   **Time:** 03:51:21
*   **Location:** Baikonur Cosmodrome Site 90
*   **Event:** Rocket launch

### Identification and Tracking
The satellite is tracked by international bodies using specific identifiers to maintain a catalog of space objects.
*   **COSPAR ID:** 1987-031A (The "A" denotes the primary payload of the 31st launch of 1987).
*   **SATCAT No:** 17847 (The sequential catalog number assigned by the US Space Command).
*   **Wolfram Language Entity:** Entity["Satellite", "17847"]

## References

1. Jonathan's Space Report