# Solrad 4B

> American surveillance satellite

**Wikidata**: [Q63645029](https://www.wikidata.org/wiki/Q63645029)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/SOLRAD_4B)  
**Source**: https://4ort.xyz/entity/solrad-4b

## Summary
Solrad 4B is an American surveillance satellite launched on April 26, 1962, as part of the Solrad series. It was deployed using a Scout X-2 rocket system and represents an early example of American satellite technology for surveillance purposes.

## Key Facts
- NSSDCA ID: SRAD4B
- Launch date: April 26, 1962
- Launch vehicle: Scout X-2
- Classification: American surveillance satellite
- Part of: Solrad series of American satellites
- Wikipedia title: SOLRAD 4B
- Available in: English language
- Wikidata description: American surveillance satellite
- Google Knowledge Graph ID: /g/11h033qc80
- Sitelink count: 1

## FAQs
### Q: What was the primary purpose of Solrad 4B?
A: Solrad 4B was designed as an American surveillance satellite, part of a series developed for intelligence gathering and monitoring capabilities from space.

### Q: How was Solrad 4B launched into orbit?
A: Solrad 4B was launched on April 26, 1962, using a Scout X-2 rocket system, an American launch vehicle and rocket developed during the early space race.

### Q: How does Solrad 4B relate to other Solrad satellites?
A: Solrad 4B is a specific satellite within the broader Solrad series, which consists of multiple American satellites with similar surveillance and monitoring purposes.

## Why It Matters
Solrad 4B represents an important milestone in the development of American satellite technology and surveillance capabilities during the early space age. As part of the Solrad series, it contributed to advancing the nation's ability to gather intelligence from space, a capability that became increasingly vital during the Cold War. Its launch on the Scout X-2 rocket demonstrates the parallel development of launch systems and their payloads during this formative period of space exploration. The Solrad program, including Solrad 4B, laid the groundwork for future satellite surveillance systems that would become essential for national security and global monitoring.

## Notable For
- Early American satellite surveillance technology from the Cold War era
- Part of the pioneering Solrad series of American satellites
- Launched using the Scout X-2, one of America's early rocket systems
- One of the few Solrad satellites with specific documented launch information

## Body
### Overview
Solrad 4B is an American surveillance satellite that was launched on April 26, 1962. It belongs to the Solrad series, a class of American satellites designed for surveillance and intelligence gathering purposes.

### Technical Specifications
- NSSDCA ID: SRAD4B
- Classification: American surveillance satellite
- Part of: Solrad series

### Launch Details
- Launch date: April 26, 1962
- Launch vehicle: Scout X-2
- Launch system: American launch system and rocket

### Documentation
- Wikipedia title: SOLRAD 4B
- Available in: English language
- Wikidata description: American surveillance satellite
- Google Knowledge Graph ID: /g/11h033qc80
- Sitelink count: 1

## References

1. Jonathan's Space Report