# AngoSat 1

> communications satellite operated by Angosat

**Wikidata**: [Q18480286](https://www.wikidata.org/wiki/Q18480286)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/AngoSat_1)  
**Source**: https://4ort.xyz/entity/angosat-1

Here’s the structured knowledge entry for **AngoSat 1**:

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## Summary  
AngoSat 1 was a communications satellite operated by Angosat, designed to provide telecommunications services for Angola. Launched on December 26, 2017, it was Angola's first satellite but lost signal just three days later. It was replaced by AngoSat 2.

## Key Facts  
- **Launch date:** December 26, 2017, at 19:00:04 UTC  
- **Operator:** AngoSat  
- **Mass:** 1,647 kg (launch weight)  
- **Launch vehicle:** Zenit-3F rocket  
- **Launch site:** Baikonur Cosmodrome Site 45  
- **Orbit:** Geostationary  
- **Manufacturer:** S.P. Korolev Rocket and Space Corporation Energia  
- **Spacecraft bus:** USP  
- **Duration operational:** 3 days (signal lost on December 29, 2017)  
- **Replaced by:** AngoSat 2  

## FAQs  
### Q: What was AngoSat 1's purpose?  
A: AngoSat 1 was Angola's first communications satellite, intended to provide telecommunications services, including TV, internet, and radio, across Angola and neighboring regions.  

### Q: Why did AngoSat 1 fail?  
A: The satellite lost signal three days after launch due to unspecified technical issues, leading to its replacement by AngoSat 2.  

### Q: Who built AngoSat 1?  
A: It was manufactured by S.P. Korolev Rocket and Space Corporation Energia, a Russian aerospace company, and launched aboard a Ukrainian Zenit-3F rocket.  

## Why It Matters  
AngoSat 1 marked Angola's entry into space technology, representing a significant step in the country's efforts to modernize its telecommunications infrastructure. Despite its short operational life, the project demonstrated Angola's ambition to join other African nations in leveraging satellite technology for economic and social development. The failure of AngoSat 1 underscored the challenges of space missions but also paved the way for AngoSat 2, which aimed to fulfill the original mission. The satellite's launch was a collaborative effort involving Russian and Ukrainian technology, highlighting international partnerships in space exploration.  

## Notable For  
- **First Angolan satellite:** A milestone for Angola's space program.  
- **Short operational lifespan:** Only 3 days before signal loss.  
- **International collaboration:** Built by Russia and launched on a Ukrainian rocket.  
- **Geostationary orbit:** Positioned for optimal telecommunications coverage.  

## Body  
### Launch and Mission  
- Launched on **December 26, 2017**, from **Baikonur Cosmodrome Site 45**.  
- Used a **Zenit-3F** rocket with a **Fregat-SB** space tug.  
- Mission: Provide telecommunications services for Angola.  

### Technical Specifications  
- **Mass:** 1,647 kg (launch weight).  
- **Spacecraft bus:** USP platform.  
- **Orbit:** Geostationary.  

### Operational Timeline  
- **December 26, 2017:** Successful launch.  
- **December 29, 2017:** Signal lost, mission declared failed.  

### Replacement  
- **AngoSat 2:** Developed to replace AngoSat 1 and fulfill its intended role.  

### International Involvement  
- **Manufacturer:** Russian company S.P. Korolev Rocket and Space Corporation Energia.  
- **Launch vehicle:** Ukrainian Zenit-3F rocket.  

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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
2. [Source](https://space.skyrocket.de/doc_stage/fregat.htm)