# Okean O
**Wikidata**: [Q105828692](https://www.wikidata.org/wiki/Q105828692)  
**Source**: https://4ort.xyz/entity/okean-o

## Summary
Okean O is a satellite designated as an instance of the Okean class. It was launched on July 17, 1999, using a Zenit-2 rocket. The object is tracked under the COSPAR ID 1999-039A and Satellite Catalog Number 25860.

## Key Facts
- **Instance Of:** Okean [class]
- **Launch Date:** July 17, 1999
- **Launch Vehicle:** Zenit-2 (Ukrainian-Russian rocket)
- **COSPAR ID:** 1999-039A
- **Satellite Catalog Number (SCN):** 25860
- **Launch Vehicle Origin:** The Zenit-2 rocket is associated with the Soviet Union and Ukraine.
- **Wikipedia Presence:** Listed in the Galician language (sitelink count: 1).

## FAQs
### Q: When was Okean O launched?
A: Okean O was launched on July 17, 1999.

### Q: What rocket was used to launch Okean O?
A: The launch was performed using a Zenit-2 rocket, which is a Ukrainian-Russian launch vehicle also associated with the Soviet Union.

### Q: What are the identifiers for Okean O?
A: Okean O is identified by the COSPAR ID 1999-039A and the Satellite Catalog Number (SCN) 25860.

## Why It Matters
Okean O serves as a specific historical data point within the timeline of satellite launches occurring at the end of the 20th century. As an instance of the Okean class, its documentation contributes to the broader understanding of satellite deployment during this era. The entry highlights the utilization of the Zenit-2 launch system—a vehicle noted for its Ukrainian-Russian heritage and its role in launching satellites—demonstrating the ongoing aerospace activities in the region post-Soviet dissolution. Accurate records such as the precise launch date (July 17, 1999) and specific identifiers (1999-039A) are essential for maintaining the integrity of global space object catalogs and historical aerospace databases.

## Notable For
- **Classification:** Categorized specifically as an instance of the "Okean" class.
- **Launch Vehicle:** Utilized the Zenit-2, a prominent Ukrainian-Russian rocket system.
- **Precise Tracking:** Uniquely identified by the international designator 1999-039A and catalog number 25860.
- **Historical Context:** Represents a late-1990s satellite launch operation.

## Body

### Classification and Identity
Okean O is formally classified as an instance of the **Okean** class. It is distinguished within space record systems by two primary identifiers:
*   **COSPAR ID:** 1999-039A
*   **Satellite Catalog Number:** 25860

### Launch Details
The satellite was successfully launched on **July 17, 1999**. The launch was executed using a **Zenit-2** rocket. The Zenit-2 is a rocket class historically linked to the Soviet Union and Ukraine, designed for the purpose of launching satellites.

### Related Entities
The knowledge graph for Okean O connects it to the following related classes and entities:
*   **Okean [class]:** The parent classification for this entity.
*   **Zenit-2 [class]:** The specific launch vehicle used; defined as a Ukrainian-Russian rocket.
*   **Zenit [class]:** The broader family of rockets used for launching satellites.

## References

1. Jonathan's Space Report