# USA 45

> 20220

**Wikidata**: [Q111500263](https://www.wikidata.org/wiki/Q111500263)  
**Source**: https://4ort.xyz/entity/usa-45

## Summary
USA 45 is an artificial satellite identified by the designation "20220" in the Wolfram Language entity database. It is classified as a human-made object placed into orbit, though specific details about its mission, launch date, or operator are not provided in the source material.

## Key Facts
- Instance of: artificial satellite
- Designation: 20220
- Entity code: Entity["Satellite", "20220"] (Wolfram Language)
- Classification: human-made object in orbit
- Sitelink count: 142 (indicating broad references in knowledge bases)

## FAQs
### Q: What is USA 45?
A: USA 45 is an artificial satellite with the designation "20220." It is a human-made object placed into orbit, but specific details about its purpose or operator are not provided in the source material.

### Q: Is USA 45 a classified satellite?
A: The source material does not confirm whether USA 45 is classified. Its designation and classification as an artificial satellite suggest it may be a government or military satellite, but this is speculative.

### Q: What does the designation "20220" mean?
A: The designation "20220" is a unique identifier for USA 45 in the Wolfram Language entity database. It does not correspond to a launch year or sequential number in the source material.

### Q: How many references exist for USA 45?
A: The entity has 142 sitelinks, indicating it is referenced in multiple knowledge bases and databases.

### Q: What is the significance of USA 45?
A: As an artificial satellite, USA 45 plays a role in space-based operations, but its exact function remains unspecified. Its inclusion in knowledge bases suggests it may be notable for its mission, orbit, or historical significance.

## Why It Matters
USA 45 is part of a broader category of artificial satellites, which are essential for communication, navigation, Earth observation, and scientific research. While its specific role is unclear, its designation in knowledge bases indicates it may be a notable or historically significant satellite. Artificial satellites contribute to global infrastructure, enabling technologies like GPS, weather forecasting, and military surveillance. The lack of detailed information about USA 45 highlights the challenges of tracking and classifying objects in Earth's orbit, particularly those with potential military or classified purposes. Its inclusion in databases underscores the importance of monitoring space assets for both civilian and national security interests.

## Notable For
- Designated as "20220" in the Wolfram Language entity database
- Classified as an artificial satellite
- Referenced in 142 knowledge bases (high sitelink count)
- Likely a government or military satellite due to its classification
- May have unique orbital characteristics or mission parameters

## Body
### Classification
USA 45 is an artificial satellite, meaning it is a human-made object placed into orbit around Earth. Its classification as such indicates it serves a specific purpose, though the exact mission is not detailed in the source material.

### Designation and Identification
The satellite is identified by the designation "20220" in the Wolfram Language entity database. This identifier does not correspond to a launch year or sequential number but serves as a unique reference in knowledge systems.

### References and Recognition
USA 45 has 142 sitelinks, suggesting it is widely referenced in knowledge bases. This high number indicates its significance in space tracking and classification systems.

### Potential Military or Government Use
Given its classification as an artificial satellite, USA 45 is likely operated by a government or military entity. The lack of public details may be due to its classified nature.

### Role in Space Infrastructure
Artificial satellites like USA 45 contribute to global infrastructure by enabling communication, navigation, and Earth observation. While its specific function is unknown, its inclusion in databases suggests it may play a critical role in space operations.