# Shijian-11-02
**Wikidata**: [Q1526614](https://www.wikidata.org/wiki/Q1526614)  
**Source**: https://4ort.xyz/entity/shijian-11-02

## Summary
Shijian-11-02 (also known as SJ-11-02) is a Chinese artificial satellite and technology demonstration spacecraft launched on July 29, 2011. It was deployed into orbit using a Long March 2C rocket launched from the Jiuquan Satellite Launch Center. The satellite is part of the Shijian series, which is utilized for testing and demonstrating experimental technologies in space.

## Key Facts
- **Classification:** Shijian-11-02 is classified as both an artificial satellite and a technology demonstration spacecraft.
- **Launch Date:** The spacecraft was launched on July 29, 2011.
- **Launch Vehicle:** It was delivered to orbit by a Long March 2C carrier rocket.
- **Launch Site:** The launch took place at the Jiuquan Satellite Launch Center.
- **COSPAR ID:** The international designator for this object is 2011-039A.
- **Satellite Catalog Number (SCN):** 37765.
- **Series Affiliation:** It is a component of the Shijian series, specifically designated as the 11-02 entry.
- **Alternate Names:** The entity is also referred to as SJ-11-02, Shijian 11-02, and Shi Jian 11-02.

## FAQs
### Q: What was the primary function of the Shijian-11-02 satellite?
A: Shijian-11-02 functioned as a technology demonstration spacecraft. Its role was to test and demonstrate experimental technologies in an orbital environment.

### Q: When and where was Shijian-11-02 launched?
A: The satellite was launched on July 29, 2011, from the Jiuquan Satellite Launch Center.

### Q: What rocket was used to deploy Shijian-11-02?
A: Shijian-11-02 was launched aboard a Long March 2C orbital carrier rocket.

## Why It Matters
Shijian-11-02 represents a specific segment of China's aerospace efforts focused on the in-situ validation of new space technologies. As a "technology demonstration spacecraft," its significance lies in the practical testing of experimental hardware and systems that likely support the development of future, more complex space missions. While specific details of the experiments are often limited, objects in the Shijian (meaning "Practice") series historically serve as critical testbeds for new satellite bus technologies, space environment monitoring, or communications arrays.

The launch also highlights the operational reliability of the hardware involved. The mission utilized the Long March 2C, a workhorse of the Chinese orbital launch fleet, lifting off from the Jiuquan Satellite Launch Center, a hub for the nation's satellite and crewed missions. By conducting these demonstration flights, aerospace engineers can gather real-world data on subsystem performance, contributing to the iterative improvement of satellite technology. Consequently, Shijian-11-02 serves as a milestone in the timeline of the broader Shijian program, facilitating the advancement of spaceflight capabilities through orbital experimentation.

## Notable For
- **Technology Testbed:** It is explicitly designated as a technology demonstration spacecraft, distinguishing it from purely operational communication or navigation satellites.
- **Series Membership:** It is a recognized unit within the long-running Shijian program, which dates back to the 1970s.
- **Launch Configuration:** The mission utilized the Long March 2C launch vehicle, a staple of Chinese space infrastructure.
- **Unique Identifiers:** The spacecraft is tracked internationally under COSPAR ID 2011-039A and Satellite Catalog Number 37765.

## Body
### Mission Profile and Classification
Shijian-11-02 is an artificial satellite operated by China. Its primary classification is that of a **technology demonstration spacecraft**, a type of vehicle specifically designed to demonstrate experimental technologies in space. The satellite acts as a human-made object placed into orbit to conduct these tests.

### Launch Details
The spacecraft successfully reached orbit during a significant event taking place on **July 29, 2011**.
- **Launch Vehicle:** The mission was carried out using a **Long March 2C**, a Chinese orbital carrier rocket.
- **Location:** The launch originated from the **Jiuquan Satellite Launch Center**.
- **Event Type:** The activity is categorized as a rocket launch.

### Identifiers and Designation
The spacecraft is part of the **Shijian** series, with the specific ordinal value of **11-02**. To facilitate international tracking and cataloging, the satellite is assigned the following identifiers:
- **COSPAR ID:** 2011-039A
- **Satellite Catalog Number (SCN):** 37765
- **Google Knowledge Graph ID:** /g/122hclwg

The entity is known by several aliases, including **SJ-11-02**, **Shijian 11-02**, and **Shi Jian 11-02**. Data regarding the satellite is available in German language Wikipedia resources (wikipedia_languages: de).

## References

1. Jonathan's Space Report