# Jilin 1-03

> Chinese Earth observation satellite

**Wikidata**: [Q28869342](https://www.wikidata.org/wiki/Q28869342)  
**Source**: https://4ort.xyz/entity/jilin-1-03

## Summary
Jilin 1-03 is a Chinese Earth observation satellite launched on January 9, 2017, aboard a Kuaizhou rocket. It is part of the Jilin 1 series of commercial remote sensing satellites, designed to provide high-resolution imagery for applications such as environmental monitoring and urban planning.

## Key Facts
- **Launch Date**: January 9, 2017
- **Launch Vehicle**: Kuaizhou (Chinese "quick-reaction" launch vehicle)
- **COSPAR ID**: 2017-002B
- **Satellite Catalog Number (SCN)**: 41914
- **Class**: Artificial satellite, spacecraft, and member of the Jilin 1 constellation
- **Primary Function**: Commercial Earth observation and remote sensing

## FAQs
### Q: When was Jilin 1-03 launched?
A: Jilin 1-03 was launched on January 9, 2017, using a Kuaizhou rocket.

### Q: What is the purpose of Jilin 1-03?
A: The satellite is designed for Earth observation, providing high-resolution imagery for commercial and scientific use, including environmental monitoring and urban planning.

### Q: Who operates the Jilin 1 satellite constellation?
A: The Jilin 1 series, including Jilin 1-03, is part of China’s commercial remote sensing satellite network, developed to offer global imaging services.

## Why It Matters
Jilin 1-03 contributes to China’s growing capabilities in commercial Earth observation, supporting applications such as disaster response, agricultural management, and infrastructure development. As part of the Jilin 1 constellation, it demonstrates advancements in rapid satellite deployment and high-resolution imaging technology. The use of the Kuaizhou launch vehicle highlights China’s focus on cost-effective and flexible space launch systems, enabling timely responses to global imaging demands.

## Notable For
- **Commercial Imagery**: Provides high-resolution Earth observation data for commercial and governmental clients.
- **Rapid Launch Capability**: Launched via the Kuaizhou rocket, designed for quick-reaction missions.
- **Constellation Member**: Part of the expanding Jilin 1 network, aiming to offer daily global imaging coverage.

## Body
### Launch Details
- **Date**: January 9, 2017
- **Vehicle**: Kuaizhou-1A, a solid-fuel rocket developed for rapid deployment of small satellites.
- **Site**: Jiuquan Satellite Launch Center, China

### Technical Specifications
- **Satellite Role**: Optical imaging for land surveying, crop monitoring, and disaster assessment.
- **Identification**: 
  - **COSPAR ID**: 2017-002B
  - **SCN**: 41914

### Mission Purpose
Jilin 1-03 operates as part of a larger constellation designed to provide frequent, high-resolution imagery of Earth’s surface. Its sensors support applications such as:
- Environmental monitoring (e.g., deforestation tracking)
- Urban infrastructure planning
- Maritime surveillance

### Constellation Role
The Jilin 1 series aims to establish a network of 138 satellites by 2030, offering daily revisits to any global location. Jilin 1-03 contributes to this goal by expanding coverage and data availability for commercial and scientific users.

## References

1. Jonathan's Space Report