# USA-178

> American navigation satellite used for GPS

**Wikidata**: [Q7865664](https://www.wikidata.org/wiki/Q7865664)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/USA-178)  
**Source**: https://4ort.xyz/entity/usa-178

## Summary
USA-178 is an American navigation satellite that is part of the NAVSTAR Global Positioning System (GPS). Launched on June 23, 2004, it contributes to the global satellite navigation network that provides positioning, navigation, and timing services worldwide.

## Key Facts
- USA-178 is a GPS satellite, specifically part of the NAVSTAR Global Positioning System
- It was launched on June 23, 2004
- The satellite was launched from Cape Canaveral Space Launch Complex 17 using a Delta II rocket
- It is operated by the United States Air Force
- It was manufactured by Lockheed Martin
- Its COSPAR ID is 2004-023A
- It has an alternative name: Navstar 55
- Its SCN (Spacecraft Catalog Number) is 28361

## FAQs
### Q: What is USA-178?
A: USA-178 is an American navigation satellite that is part of the NAVSTAR Global Positioning System (GPS). It was launched on June 23, 2004, to enhance the GPS constellation.

### Q: When and where was USA-178 launched?
A: USA-178 was launched on June 23, 2004, from Cape Canaveral Space Launch Complex 17 using a Delta II rocket.

### Q: Who operates USA-178?
A: USA-178 is operated by the United States Air Force as part of the GPS satellite constellation.

### Q: What is the alternative name for USA-178?
A: USA-178 is also known as Navstar 55.

### Q: Who manufactured USA-178?
A: USA-178 was manufactured by Lockheed Martin, a major aerospace company.

## Why It Matters
USA-178 is significant as part of the NAVSTAR Global Positioning System, which provides critical navigation and positioning services worldwide. GPS technology has revolutionized numerous fields including transportation, military operations, surveying, and emergency services. As a GPS satellite, USA-178 contributes to the accuracy and reliability of the GPS network, which is essential for modern navigation systems. The GPS constellation that USA-178 is part of enables precise location tracking, time synchronization, and velocity determination for users across the globe, making it an indispensable component of modern infrastructure that supports everything from everyday navigation to scientific research and national security operations.

## Notable For
- Being part of the NAVSTAR Global Positioning System, a critical global navigation infrastructure
- Launching on June 23, 2004, as part of the ongoing expansion and maintenance of the GPS constellation
- Having the alternative designation Navstar 55, indicating its position within the GPS satellite naming convention
- Being manufactured by Lockheed Martin, a major aerospace contractor for space systems
- Operating under the United States Air Force, which manages the GPS system

## Body
### Overview
USA-178 is an American navigation satellite that forms part of the NAVSTAR Global Positioning System (GPS). The satellite was launched on June 23, 2004, from Cape Canaveral Space Launch Complex 17 using a Delta II rocket.

### Technical Details
- Classification: GPS satellite
- Operator: United States Air Force
- Manufacturer: Lockheed Martin
- Launch Date: June 23, 2004
- Launch Vehicle: Delta II
- Launch Site: Cape Canaveral Space Launch Complex 17
- COSPAR ID: 2004-023A
- SCN (Spacecraft Catalog Number): 28361
- Alternative Name: Navstar 55

### Significance
As a component of the GPS constellation, USA-178 contributes to the global positioning and navigation services that are essential for modern society. The GPS system provides critical timing and location data that supports numerous applications including transportation, military operations, emergency services, and scientific research.

### Related Entities
- GPS satellite (class)
- Delta II (launch vehicle)

## References

1. Jonathan's Space Report