# Yaogan 30B

> satellite

**Wikidata**: [Q111471124](https://www.wikidata.org/wiki/Q111471124)  
**Source**: https://4ort.xyz/entity/yaogan-30b

## Summary
Yaogan 30B is an artificial satellite that operates as a component of the larger Yaogan 30 satellite group. It was launched into orbit on September 29, 2017, using a Long March 2C carrier rocket. The satellite is assigned the COSPAR ID 2017-058B and the Satellite Catalog Number 42946.

## Key Facts
- **Classification:** Yaogan 30B is an instance of an artificial satellite, defined as a human-made object put into orbit.
- **Launch Date:** The satellite was launched on September 29, 2017.
- **Launch Vehicle:** It was delivered to orbit by the Long March 2C, a Chinese orbital carrier rocket.
- **Parent Group:** Yaogan 30B is a part of the Yaogan 30 satellite system.
- **COSPAR ID:** The international designation for this object is 2017-058B.
- **Satellite Catalog Number (SCN):** It is tracked under the numeric identifier 42946.
- **Alternate Name:** The satellite is also aliased as YAOGAN-30 B.
- **Computational ID:** In the Wolfram Language, the entity is coded as `Entity["Satellite", "42946"]`.

## FAQs
### Q: What is Yaogan 30B?
A: Yaogan 30B is an artificial satellite and a specific unit within the Yaogan 30 group of satellites. It is a human-made object placed into Earth's orbit.

### Q: When was Yaogan 30B launched?
A: Yaogan 30B was successfully launched on September 29, 2017.

### Q: What rocket was used to launch Yaogan 30B?
A: The satellite was launched aboard a Long March 2C, which is a Chinese orbital carrier rocket.

## Why It Matters
Yaogan 30B matters as a distinct, trackable element of the Yaogan 30 satellite constellation. As an artificial satellite, it contributes to the infrastructure of objects orbiting Earth, serving the specific objectives of the Yaogan 30 mission. Its launch on the Long March 2C rocket highlights the ongoing use of this established Chinese orbital carrier system for deploying satellite groups.

The existence of precise identifiers for Yaogan 30B—such as the COSPAR ID (2017-058B) and Satellite Catalog Number (42946)—is critical for global space situational awareness. These identifiers allow agencies and databases, such as Wikidata and Wolfram Language, to accurately distinguish this specific satellite from other objects in the densely populated orbital environment.

## Notable For
- Being a constituent part of the **Yaogan 30** satellite group.
- Possessing a unique **Satellite Catalog Number (42946)** used for orbital tracking.
- Being identified by the **COSPAR international designator 2017-058B**.
- Utilizing the **Long March 2C** launch vehicle for orbital insertion.

## Body

### Identity and Classification
Yaogan 30B is formally classified as an **artificial satellite**, which is defined as a human-made object put into an orbit. It is a discrete unit within the broader **Yaogan 30** system. The entity holds specific aliases, including **YAOGAN-30 B**.

### Launch Details
The satellite was successfully launched on **September 29, 2017**. The launch was facilitated by the **Long March 2C**, a Chinese orbital carrier rocket. This event introduced the satellite into its operational environment as part of the Yaogan 30 deployment.

### Technical Identifiers
To facilitate tracking and data management, Yaogan 30B is assigned several specific identifiers:
*   **Satellite Catalog Number (SCN):** 42946
*   **COSPAR ID:** 2017-058B
*   **Wolfram Language Entity Code:** `Entity["Satellite", "42946"]`

These codes ensure the satellite is uniquely distinguished from other objects in space catalogs and academic references.

## References

1. Jonathan's Space Report