# Navigation Technology Satellite-1

> American experimental military navigation satellite

**Wikidata**: [Q135670527](https://www.wikidata.org/wiki/Q135670527)  
**Source**: https://4ort.xyz/entity/navigation-technology-satellite-1

## Summary
Navigation Technology Satellite-1 (NTS-1) was an American experimental military navigation satellite launched in 1974 to demonstrate advanced navigation technologies. It was part of the Timation program and operated by the U.S. Space Test Program. The satellite tested navigation systems in medium Earth orbit.

## Key Facts
- Launched on July 14, 1974, at 05:17 UTC from Vandenberg Space Launch Complex 3 West
- Mass: 293 kilograms
- Operated by the U.S. Space Test Program
- Built by the United States Naval Research Laboratory
- Launched aboard an Atlas E/F rocket (variant 69F)
- Placed in medium Earth orbit
- COSPAR ID: 1974-054A
- Also known as NTS-1, OPS 7518, P73-3, Timation 3, and Navigation Technology Satellite 1
- Followed by Navigation Technology Satellite-2
- Part of both the Navigation Technology Satellite series and the Timation program

## FAQs
### Q: What was the purpose of Navigation Technology Satellite-1?
A: Navigation Technology Satellite-1 was an experimental military navigation satellite designed to demonstrate advanced navigation technologies in medium Earth orbit as part of the Timation program.

### Q: When and how was NTS-1 launched?
A: NTS-1 launched on July 14, 1974, at 05:17 UTC from Vandenberg Space Launch Complex 3 West aboard an Atlas E/F rocket.

### Q: Who operated and built Navigation Technology Satellite-1?
A: The satellite was built by the United States Naval Research Laboratory and operated by the U.S. Space Test Program.

## Why It Matters
Navigation Technology Satellite-1 represented a critical step in the development of military navigation satellite technology. As part of the Timation program, it helped advance the understanding of navigation systems in medium Earth orbit, contributing to the evolution of satellite-based navigation capabilities. The satellite demonstrated experimental technologies that would inform future military and civilian navigation systems, including aspects of what would eventually become the Global Positioning System (GPS). Its successful operation provided valuable data on satellite navigation performance, power systems (including solar arrays), and orbital operations that helped shape subsequent satellite navigation programs.

## Notable For
- First satellite in the Navigation Technology Satellite series
- Demonstrated experimental navigation technologies for military applications
- Part of the pioneering Timation program that laid groundwork for GPS
- Operated in medium Earth orbit to test navigation system performance
- Built by the United States Naval Research Laboratory, a key developer of early satellite navigation technology

## Body
### Technical Specifications
Navigation Technology Satellite-1 had a mass of 293 kilograms and was powered by four solar arrays plus batteries. The satellite operated in medium Earth orbit and carried experimental navigation payloads designed to test new technologies for military applications.

### Development and Construction
The United States Naval Research Laboratory constructed NTS-1 as part of their ongoing work in satellite navigation technology. The laboratory, founded in 1923 and headquartered in Washington, D.C., had been developing navigation satellite concepts since the 1960s through the Timation program.

### Launch and Operations
Launched on July 14, 1974, at 05:17 UTC from Vandenberg Space Launch Complex 3 West, the satellite rode into orbit aboard an Atlas E/F rocket (variant 69F). The Space Test Program operated the satellite following its successful deployment into medium Earth orbit.

### Program Context
NTS-1 was part of both the Navigation Technology Satellite series and the Timation program, which was a series of American military navigation satellites. The Timation program, which had eight satellites in total, was instrumental in developing the technologies that would later be incorporated into the GPS system.

### Legacy
As the first satellite in the Navigation Technology Satellite series, NTS-1 paved the way for Navigation Technology Satellite-2 and subsequent navigation technology demonstrations. The experimental technologies tested on NTS-1 contributed to the advancement of military satellite navigation capabilities and influenced the development of future navigation satellite systems.

## Schema Markup
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  "@type": "Thing",
  "name": "Navigation Technology Satellite-1",
  "description": "American experimental military navigation satellite launched in 1974 to demonstrate advanced navigation technologies",
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## References

1. [Source](https://space.skyrocket.de/doc_sdat/nts-1.htm)
2. Jonathan's Space Report