# Huanjing 1A

> satellite

**Wikidata**: [Q111496956](https://www.wikidata.org/wiki/Q111496956)  
**Source**: https://4ort.xyz/entity/huanjing-1a

## Summary  
Huanjing 1A (also known as HJ‑1A) is a Chinese artificial Earth‑orbiting satellite launched on 6 September 2008. It belongs to the Huanjing series, which is dedicated to disaster and environmental monitoring.

## Key Facts  
- **Launch date:** 6 September 2008【source】.  
- **COSPAR ID:** 2008‑041A【source】.  
- **Alternative name:** HJ‑1A【source】.  
- **Series:** Part of the Huanjing (environmental monitoring) satellite family【source】.  
- **Classification:** Artificial satellite【source】.  
- **Wikidata entry ID:** Q33320 (SCN 33320)【source】.  
- **Wolfram Language entity code:** Entity["Satellite","33320"]【source】.  

## FAQs  
### Q: What is the primary purpose of Huanjing 1A?  
A: Huanjing 1A is designed to collect data for disaster response and environmental monitoring as part of China’s Huanjing satellite program.  

### Q: When was Huanjing 1A launched into orbit?  
A: The satellite was launched on 6 September 2008.  

### Q: Is Huanjing 1A known by any other name?  
A: Yes, it is also referred to as HJ‑1A.  

### Q: Which satellite series does Huanjing 1A belong to?  
A: It is a member of the Huanjing series, a set of Chinese satellites focused on monitoring the environment and natural disasters.  

### Q: What is the COSPAR identifier for Huanjing 1A?  
A: Its COSPAR ID is 2008‑041A.  

## Why It Matters  
Huanjing 1A plays a critical role in China’s ability to observe and respond to environmental changes and natural disasters from space. By providing timely, high‑resolution data on atmospheric conditions, land use, and disaster‑related phenomena, the satellite supports government agencies, researchers, and emergency responders in making informed decisions. This capability enhances national preparedness, improves resource management, and contributes to global climate monitoring efforts. As part of the broader Huanjing constellation, Huanjing 1A helps build a continuous, multi‑sensor view of Earth’s health, reinforcing the importance of space‑based observation in modern environmental stewardship.  

## Notable For  
- First satellite of the Huanjing series to be launched (2008).  
- Serves a dual role in disaster monitoring and environmental observation.  
- Recognized by its COSPAR designation 2008‑041A, linking it to international satellite catalogs.  
- Integrated into China’s national strategy for Earth observation and climate research.  

## Body  

### Overview  
Huanjing 1A (HJ‑1A) is an artificial satellite placed into Earth orbit on 6 September 2008. It is catalogued under SCN 33320 and identified internationally by the COSPAR ID 2008‑041A.  

### Mission Context  
- **Program affiliation:** Part of the Huanjing (environmental monitoring) satellite family, which focuses on disaster response and environmental data collection.  
- **Operational goals:** Capture remote‑sensing imagery and atmospheric measurements to support early warning systems and scientific research.  

### Technical Identification  
- **Instance of:** Artificial satellite (per Wikidata classification).  
- **Aliases:** HJ‑1A, providing a shorthand reference used in mission documentation.  
- **Data references:** Listed in the Wolfram Language as Entity["Satellite","33320"], enabling computational access to its metadata.  

### Launch Details  
- **Date:** 6 September 2008, marking the entry of the Huanjing series into operational status.  
- **Launch vehicle and site:** Not specified in the source material.  

### Role within the Huanjing Constellation  
- **Part of:** The broader Huanjing constellation, which includes additional satellites (e.g., HJ‑1B, HJ‑1C) to provide complementary sensing capabilities.  
- **Contribution:** Supplies baseline observations that, when combined with data from sister satellites, deliver comprehensive coverage of Earth’s environmental state.  

### Legacy and Impact  
Since its launch, Huanjing 1A has contributed to a growing archive of Earth observation data, supporting both national disaster management initiatives and international climate studies. Its integration into the Huanjing program underscores China’s commitment to leveraging space technology for environmental stewardship.

## References

1. CelesTrak