# Shijian-2A
**Wikidata**: [Q108104303](https://www.wikidata.org/wiki/Q108104303)  
**Source**: https://4ort.xyz/entity/shijian-2a

## Summary
Shijian-2A is a spacecraft launched on September 19, 1981, as part of the Chinese Shijian satellite series. It was carried into space aboard a Feng Bao 1 carrier rocket and is tracked under the COSPAR ID 1981-093B.

## Key Facts
- Launch date: September 19, 1981
- Instance of: Spacecraft
- Launch vehicle: Feng Bao 1 (a Chinese carrier rocket)
- COSPAR ID: 1981-093B
- Part of series: Shijian (ordinal designation: 2A)
- SCN (Satellite Catalog Number): 12843
- Aliases: SJ-2A, Shijian 2A, Shi Jian 2A
- Wolfram Language entity code: Entity["Satellite", "12845"]
- Wikipedia language presence: Galician (gl)

## FAQs
**When was Shijian-2A launched and how is it tracked?**
It launched on September 19, 1981, and is internationally tracked under the COSPAR ID 1981-093B with the Satellite Catalog Number 12843.

**What rocket was used to launch Shijian-2A?**
The spacecraft was launched using the Feng Bao 1, which is a Chinese carrier rocket.

**What series does this spacecraft belong to?**
It is part of the Shijian satellite series, specifically designated with the ordinal identifier 2A.

## Why It Matters
Shijian-2A represents a specific mission within the broader Shijian satellite program, which historically focuses on scientific and technological experimentation in space. Its launch aboard the Feng Bao 1 rocket highlights the utilization of China's native launch vehicle technology for deploying spacecraft, contributing to the nation's early orbital capabilities and satellite tracking frameworks (as denoted by its COSPAR and SCN designations).

## Notable For
- Being a designated spacecraft within the Shijian series under the specific 2A qualifier.
- Launching aboard the Feng Bao 1, a Chinese carrier rocket.
- Holding a distinct Wolfram Language entity classification as a Satellite (code "12845").
- Having a multilingual footprint with a Wikipedia presence in Galician.

## Body

### Mission and Classification
Shijian-2A is classified as a spacecraft, defined as a vehicle or machine designed to fly in space. It operates as a component of the Shijian series, bearing the specific ordinal qualifier "2A" within that program. The satellite is known by several aliases, including SJ-2A, Shijian 2A, and Shi Jian 2A. 

### Launch and Orbital Tracking
The spacecraft was successfully launched on September 19, 1981. Its ascent to orbit was facilitated by the Feng Bao 1, a Chinese carrier rocket originating from the People's Republic of China. Once in orbit, Shijian-2A was cataloged for international tracking with the COSPAR ID 1981-093B and assigned the Satellite Catalog Number (SCN) 12843. These identifiers allow for the precise, ongoing tracking of the object in the orbital database.

### Data and Computational Representation
In computational knowledge bases, Shijian-2A is represented in the Wolfram Language under the entity code `Entity["Satellite", "12845"]`. Its digital footprint also includes a Wikipedia article written in Galician (gl), indicating a specific linguistic documentation of the spacecraft.

## References

1. Jonathan's Space Report