# Beidou I2-S

> 40938

**Wikidata**: [Q23059127](https://www.wikidata.org/wiki/Q23059127)  
**Source**: https://4ort.xyz/entity/beidou-i2-s

## Summary
Beidou I2-S is a navigation satellite that is part of China's Beidou navigation system, launched on September 29, 2015 using a Long March 3B carrier rocket.

## Key Facts
- It is a navigation satellite classified as part of the Beidou system
- Launched on September 29, 2015
- Launched using a Long March 3B carrier rocket
- Has the COSPAR ID 2015-053A
- Has the Spacecraft Number (SCN) 40938
- Is classified as a navigation satellite

## FAQs
### Q: What is Beidou I2-S?
A: Beidou I2-S is a navigation satellite that is part of China's Beidou navigation system.

### Q: When was Beidou I2-S launched?
A: It was launched on September 29, 2015.

### Q: What rocket launched Beidou I2-S?
A: It was launched using a Long March 3B carrier rocket.

## Why It Matters
Beidou I2-S is part of China's Beidou navigation system, which provides positioning and timing services similar to GPS. The Beidou system is significant as it's one of the major global navigation satellite systems, competing with GPS and GLONASS. The I2-S satellite contributes to the system's coverage and accuracy, helping to establish China's independent global positioning capability and supporting applications in navigation, timing, and positioning services for both military and civilian use.

## Notable For
- It is part of China's Beidou navigation system
- Launched in 2015 as part of the system's expansion
- Uses Long March 3B rocket for deployment
- Has COSPAR ID 2015-053A and SCN 40938

## Body
### Technical Specifications
- Navigation satellite
- Part of BeiDou system
- COSPAR ID: 2015-053A
- SCN: 40938
- Launch date: September 29, 2015
- Launch vehicle: Long March 3B

### Operational Details
- Classification: navigation satellite
- System: BeiDou (China's global navigation system)
- Launch event: rocket launch on 2015-09-29
- Sitelink count: 1 (indicating limited external references)

## References

1. Jonathan's Space Report