# Geosat

> U.S. Navy Earth observation satellite

**Wikidata**: [Q49959](https://www.wikidata.org/wiki/Q49959)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Geosat)  
**Source**: https://4ort.xyz/entity/geosat

## Summary
Geosat is a U.S. Navy Earth observation satellite launched on March 13, 1985, primarily used for military and geodetic purposes. It was operated by the United States Navy and launched from Vandenberg Space Launch Complex 3 aboard an Atlas E/F rocket.

## Key Facts
- **Class**: Military satellite and geodetic satellite
- **Operator**: United States Navy
- **Launch Date**: March 13, 1985
- **Launch Vehicle**: Atlas E/F
- **Launch Site**: Vandenberg Space Launch Complex 3
- **COSPAR ID**: 1985-021A
- **SCN (NORAD Catalog Number)**: 15595
- **Instance Of**: Geodetic satellite (with military satellite classification)
- **Significant Event**: Rocket launch on March 13, 1985, from Vandenberg Space Launch Complex 3

## FAQs
### Q: What was the purpose of the Geosat satellite?
A: Geosat was primarily used for military and geodetic purposes, including Earth observation and research in geodesy.

### Q: Who operated the Geosat satellite?
A: The Geosat satellite was operated by the United States Navy.

### Q: What launch vehicle was used to deploy Geosat?
A: Geosat was launched aboard an Atlas E/F rocket from Vandenberg Space Launch Complex 3 on March 13, 1985.

### Q: What is the COSPAR ID of Geosat?
A: The COSPAR ID of Geosat is 1985-021A.

### Q: What is the SCN (NORAD Catalog Number) of Geosat?
A: The SCN of Geosat is 15595.

## Why It Matters
Geosat played a crucial role in military and geodetic applications, contributing to Earth observation and geodesy research. Its launch in 1985 marked a significant milestone in the U.S. Navy's satellite program, providing valuable data for both defense and scientific purposes. The satellite's operation by the U.S. Navy underscores its strategic importance in military and geospatial intelligence. By advancing geodetic research, Geosat helped improve understanding of Earth's shape and gravitational field, supporting various scientific and navigational applications.

## Notable For
- **Military and Geodetic Dual Role**: Geosat was classified as both a military satellite and a geodetic satellite, reflecting its dual-purpose design.
- **Atlas E/F Launch**: The satellite was launched using the Atlas E/F rocket, a key American expendable launch vehicle of the era.
- **Vandenberg Launch Site**: Geosat was launched from Vandenberg Space Launch Complex 3, a significant spaceport for military and scientific missions.
- **COSPAR and SCN Identification**: Geosat is uniquely identified by its COSPAR ID (1985-021A) and SCN (15595), standard identifiers for space objects.
- **U.S. Navy Operation**: Operated by the U.S. Navy, Geosat exemplifies the military's use of satellite technology for Earth observation and geodesy.

## Body
### Overview
Geosat is a U.S. Navy Earth observation satellite launched on March 13, 1985, from Vandenberg Space Launch Complex 3. It was deployed using an Atlas E/F rocket and is classified as both a military satellite and a geodetic satellite.

### Classification and Purpose
Geosat serves dual purposes: military satellite and geodetic satellite. As a military satellite, it supports defense and intelligence operations. As a geodetic satellite, it contributes to geodesy research, including studies of Earth's shape and gravitational field.

### Launch Details
- **Launch Date**: March 13, 1985
- **Launch Vehicle**: Atlas E/F
- **Launch Site**: Vandenberg Space Launch Complex 3

### Identification
- **COSPAR ID**: 1985-021A
- **SCN (NORAD Catalog Number)**: 15595

### Operator
Geosat is operated by the United States Navy, reflecting its military and geospatial intelligence applications.

### Significance
Geosat's launch and operation mark a key development in the U.S. Navy's satellite program, providing critical data for both military and scientific purposes. Its contributions to geodesy and Earth observation have advanced understanding of Earth's geophysical properties.

## References

1. Jonathan's Space Report
2. Freebase Data Dumps. 2013