# SRET 1
**Wikidata**: [Q16320555](https://www.wikidata.org/wiki/Q16320555)  
**Source**: https://4ort.xyz/entity/sret-1

## Summary
SRET 1 is a technology demonstration spacecraft that was launched on April 4, 1972, from Plesetsk Cosmodrome Site 43/4 using a Molniya-M launch vehicle as part of the SRET class of experimental spacecraft.

## Key Facts
- SRET 1 is an instance of both the SRET class and technology demonstration spacecraft class
- It was launched on April 4, 1972
- The spacecraft has a SCN (Sputnik Catalog Number) of 05928
- It has a COSPAR ID of 1972-025B
- It was launched from Plesetsk Cosmodrome Site 43/4
- It utilized a Molniya-M launch vehicle
- The spacecraft has 2 sitelinks across different language versions of Wikipedia
- Wikipedia documentation exists in German (de) and Hungarian (hu) languages
- It has a Google Knowledge Graph ID of /g/1z2v7s8g7

## FAQs
### Q: What is SRET 1?
A: SRET 1 is a technology demonstration spacecraft launched on April 4, 1972, as part of the SRET class. Its primary purpose was to demonstrate experimental technologies in space.

### Q: When and where was SRET 1 launched?
A: SRET 1 was launched on April 4, 1972, from Plesetsk Cosmodrome Site 43/4 using a Molniya-M rocket as its launch vehicle.

### Q: What distinguishes SRET 1 from other spacecraft?
A: SRET 1 is specifically categorized as a technology demonstration spacecraft, which means it was designed to test experimental technologies rather than perform operational missions.

### Q: How is SRET 1 identified in space catalogues?
A: SRET 1 is identified by its SCN number (05928) and COSPAR ID (1972-025B) in various space catalogue systems.

## Why It Matters
SRET 1 represents an important milestone in spacecraft technology development as a dedicated technology demonstration platform. Such experimental spacecraft are crucial for advancing space capabilities without the risk and cost of full operational missions. By testing new technologies in the actual space environment, missions like SRET 1 provide invaluable data that enables more advanced and reliable spacecraft designs. This experimental approach reduces the risk for future operational missions and accelerates innovation in space technology development.

## Notable For
- Being one of the early spacecraft in the SRET class of technology demonstrators
- Its launch from Plesetsk Cosmodrome Site 43/4, a significant Soviet launch facility
- Utilization of the Molniya-M launch vehicle, which was commonly employed for Soviet space missions
- Having documentation in multiple languages (German and Hungarian), indicating international interest

## Body
### Overview
SRET 1 is a technology demonstration spacecraft that belongs to the SRET class. It was designed to demonstrate experimental technologies in space, contributing to the advancement of spacecraft capabilities.

### Launch Information
- **Launch Date**: April 4, 1972
- **Launch Location**: Plesetsk Cosmodrome Site 43/4
- **Launch Vehicle**: Molniya-M, a Soviet space launcher rocket
- **Launch Event**: Significant event marked as "rocket launch" at Plesetsk Cosmodrome Site 43/4 on April 4, 1972

### Identification Data
- **SCN (Sputnik Catalog Number)**: 05928
- **COSPAR ID**: 1972-025B
- **Google Knowledge Graph ID**: /g/1z2v7s8g7

### Classification
- **Instance Of**: SRET class
- **Class**: Technology demonstration spacecraft (spacecraft used to demonstrate experimental technologies)

### Documentation and References
- **Sitelinks**: 2 sitelinks across different language versions
- **Wikipedia Languages**: German (de), Hungarian (hu)
- **References**: Cited from Q6272367 and Q48183 in Wikidata

## References

1. Jonathan's Space Report