# Zhuhai-1 02

> Chinese Earth observation satellite

**Wikidata**: [Q67174940](https://www.wikidata.org/wiki/Q67174940)  
**Source**: https://4ort.xyz/entity/zhuhai-1-02

## Summary  
Zhuhai-1 02 is a Chinese Earth observation microsatellite launched in 2017, operated by Zhuhai Orbita Control Engineering Co. Ltd. It also functions as an amateur radio satellite and weighs 55 kg.  

## Key Facts  
- **Launch Date**: June 15, 2017, at 03:00 UTC ([reference](https://www.wikidata.org/wiki/Q6272367))  
- **Mass**: 55 kg ([reference](https://amsat-uk.org/satellites/comms/cas-4a-and-cas-4b/))  
- **Operator**: Zhuhai Orbita Control Engineering Co. Ltd. ([reference](https://space.skyrocket.de/doc_sdat/zhuhai-1_ovs-1.htm))  
- **Launch Vehicle**: Long March 4B (serial number Y31) ([reference](https://www.wikidata.org/wiki/Q6272367))  
- **Launch Site**: Jiuquan Launch Complex 43/94 ([reference](https://www.wikidata.org/wiki/Q6272367))  
- **COSPAR ID**: 2017-034B ([reference](https://www.wikidata.org/wiki/Q117769045))  
- **NSSDCA ID**: 2017-034D  
- **Power Source**: Equipped with 2 solar arrays ([reference](https://space.skyrocket.de/doc_sdat/zhuhai-1_ovs-1.htm))  
- **Aliases**: CAS-4B, OVS-1B, Zhuhai-1 OVS 1B, Zhuhai-1 01B  

## FAQs  
### Q: What is the primary purpose of Zhuhai-1 02?  
A: It is primarily an Earth observation satellite, designed to monitor Earth from orbit, but it also serves as an amateur radio satellite.  

### Q: Who operates Zhuhai-1 02?  
A: It is operated by Zhuhai Orbita Control Engineering Co. Ltd., a Chinese company.  

### Q: How was Zhuhai-1 02 launched?  
A: It was launched aboard a Long March 4B rocket from Jiuquan Launch Complex on June 15, 2017.  

## Why It Matters  
Zhuhai-1 02 is part of China's growing Earth observation capabilities, providing data for environmental monitoring, urban planning, and disaster management. As a microsatellite, it represents advancements in miniaturized satellite technology, offering cost-effective solutions for space-based observation. Its dual role as an amateur radio satellite also supports global amateur radio communications, fostering international collaboration among radio enthusiasts. The satellite's launch underscores China's expanding presence in space and its commitment to leveraging satellite technology for both scientific and civilian applications.  

## Notable For  
- **Dual Functionality**: Combines Earth observation with amateur radio capabilities.  
- **Lightweight Design**: At 55 kg, it is classified as a microsatellite.  
- **Chinese Commercial Operator**: Operated by Zhuhai Orbita Control Engineering Co. Ltd., showcasing China's private sector involvement in space.  

## Body  
### Launch and Deployment  
- Launched on June 15, 2017, at 03:00 UTC.  
- Deployed from Jiuquan Launch Complex 43/94 aboard a Long March 4B rocket (serial number Y31).  

### Technical Specifications  
- **Mass**: 55 kg.  
- **Power**: Two solar arrays provide electricity.  
- **Classification**: Microsatellite (<100 kg).  

### Mission Roles  
- **Primary**: Earth observation.  
- **Secondary**: Amateur radio communications.  

### Operator and Manufacturer  
- Operated and manufactured by Zhuhai Orbita Control Engineering Co. Ltd., a Chinese company.  

### Identifiers  
- **COSPAR ID**: 2017-034B.  
- **NSSDCA ID**: 2017-034D.  
- **Satellite Catalog Number**: 42759.

## References

1. [Source](https://space.skyrocket.de/doc_sdat/zhuhai-1_ovs-1.htm)
2. [Source](https://amsat-uk.org/satellites/comms/cas-4a-and-cas-4b/)
3. Space-Track
4. Jonathan's Space Report