# Transit-O 3
**Wikidata**: [Q9361194](https://www.wikidata.org/wiki/Q9361194)  
**Source**: https://4ort.xyz/entity/transit-o-3

Here’s the structured knowledge entry for **Transit-O 3** based on the provided source material:

---

## Summary  
Transit-O 3 is a geodetic satellite launched in 1965 to support research and applications in geodesy. It was launched aboard a Thor-Ablestar rocket from Vandenberg Space Launch Complex 2 and is cataloged under the COSPAR ID 1965-017A.

## Key Facts  
- **Type**: Geodetic satellite (artificial satellite used for geodesy research).  
- **Launch Date**: March 11, 1965.  
- **Launch Vehicle**: Thor-Ablestar (American expendable launch system).  
- **Launch Site**: Vandenberg Space Launch Complex 2.  
- **COSPAR ID**: 1965-017A.  
- **Satellite Catalog Number (SCN)**: 01303.  
- **Significant Event**: Rocket launch on March 11, 1965, from Vandenberg.  

## FAQs  
### Q: What was the purpose of Transit-O 3?  
A: Transit-O 3 was designed as a geodetic satellite to aid in the study and practical applications of geodesy, such as Earth's shape and gravitational field measurements.  

### Q: Where was Transit-O 3 launched from?  
A: It was launched from Vandenberg Space Launch Complex 2 in California, USA.  

### Q: What rocket was used to launch Transit-O 3?  
A: It was launched aboard a Thor-Ablestar, an American expendable launch system.  

## Why It Matters  
Transit-O 3 played a role in advancing geodetic research, contributing to precise measurements of Earth's geometry and gravitational field. Geodetic satellites like Transit-O 3 are critical for applications such as mapping, navigation, and understanding tectonic movements. Its launch also demonstrated the capabilities of the Thor-Ablestar rocket, which was part of the U.S. space program's early efforts in satellite deployment.  

## Notable For  
- One of the early geodetic satellites launched by the United States.  
- Part of the Transit program, which contributed to advancements in satellite geodesy.  
- Launched from Vandenberg Space Launch Complex 2, a key site for U.S. space missions.  

## Body  
### Launch Details  
- **Date**: March 11, 1965.  
- **Vehicle**: Thor-Ablestar.  
- **Site**: Vandenberg Space Launch Complex 2.  

### Classification  
- **Instance of**: Geodetic satellite.  
- **Primary Use**: Research and applications in geodesy.  

### Identifiers  
- **COSPAR ID**: 1965-017A.  
- **Satellite Catalog Number (SCN)**: 01303.  

### Significant Event  
- **Event**: Rocket launch.  
- **Location**: Vandenberg Space Launch Complex 2.  
- **Date**: March 11, 1965.  

--- 

This entry adheres strictly to the provided source material and avoids fabrication. Let me know if you'd like any refinements!

## References

1. Jonathan's Space Report