# Ludi Tance-4 01A

> Chinese SAR satellite

**Wikidata**: [Q121435589](https://www.wikidata.org/wiki/Q121435589)  
**Source**: https://4ort.xyz/entity/ludi-tance-4-01a

Here’s the structured knowledge entry for **Ludi Tance-4 01A**:

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## Summary  
Ludi Tance-4 01A is a Chinese synthetic aperture radar (SAR) satellite designed for Earth observation. Launched in 2023, it operates in both inclined and geosynchronous orbits, equipped with an L-band radar for high-resolution imaging. It is part of China's Ludi Tance satellite series, succeeding Ludi Tance 1-01B.

## Key Facts  
- **Launch Date**: August 12, 2023, at 17:26 UTC ([reference](https://space.skyrocket.de/doc_sdat/ludi-tance-4-01.htm)).  
- **Launch Vehicle**: Long March 3B (serial number Y92) from Xichang Satellite Launch Center ([reference](https://space.skyrocket.de/doc_sdat/ludi-tance-4-01.htm)).  
- **Manufacturer**: China Academy of Space Technology ([reference](https://greydynamics.com/ludi-tance-4-01-chinas-game-changer-in-space-surveillance/)).  
- **Orbit**: Operates in inclined and geosynchronous orbits ([reference](https://space.oscar.wmo.int/satellites/view/ludi_tance_4_01a)).  
- **Power Source**: Solar array with two panels ([reference](https://space.skyrocket.de/doc_sdat/ludi-tance-4-01.htm)).  
- **Instrument**: Carries an L-band radar for synthetic aperture imaging ([reference](https://space.skyrocket.de/doc_sdat/ludi-tance-4-01.htm)).  
- **Predecessor**: Ludi Tance 1-01B ([reference](https://space.skyrocket.de/doc_sdat/ludi-tance-1-01.htm)).  
- **COSPAR/NSSDCA ID**: 2023-120A ([reference](https://space.skyrocket.de/doc_sdat/ludi-tance-4-01.htm)).  

## FAQs  
### Q: What type of satellite is Ludi Tance-4 01A?  
A: It is a synthetic aperture radar (SAR) satellite, specializing in high-resolution Earth observation using L-band radar.  

### Q: Who built Ludi Tance-4 01A?  
A: It was manufactured by the China Academy of Space Technology ([reference](https://greydynamics.com/ludi-tance-4-01-chinas-game-changer-in-space-surveillance/)).  

### Q: Where was Ludi Tance-4 01A launched from?  
A: It was launched from the Xichang Satellite Launch Center aboard a Long March 3B rocket ([reference](https://space.skyrocket.de/doc_sdat/ludi-tance-4-01.htm)).  

## Why It Matters  
Ludi Tance-4 01A enhances China's Earth observation capabilities, providing high-resolution radar imaging for applications like environmental monitoring, disaster response, and military surveillance. Its L-band radar allows for all-weather, day-and-night imaging, making it valuable for tracking dynamic changes on Earth's surface. As part of China's growing SAR satellite fleet, it strengthens the country's strategic and scientific presence in space. The satellite's dual-orbit capability (inclined and geosynchronous) offers flexibility in coverage, distinguishing it from earlier models like Ludi Tance 1-01B.  

## Notable For  
- **Advanced Radar**: Uses L-band radar for superior penetration and imaging accuracy ([reference](https://space.skyrocket.de/doc_sdat/ludi-tance-4-01.htm)).  
- **Dual-Orbit Operation**: Functions in both inclined and geosynchronous orbits ([reference](https://space.oscar.wmo.int/satellites/view/ludi_tance_4_01a)).  
- **Strategic Successor**: Part of China's evolving SAR satellite series, following Ludi Tance 1-01B ([reference](https://space.skyrocket.de/doc_sdat/ludi-tance-1-01.htm)).  

## Body  
### Launch and Deployment  
- Launched on **August 12, 2023**, at **17:26 UTC** ([reference](https://space.skyrocket.de/doc_sdat/ludi-tance-4-01.htm)).  
- Rocket: **Long March 3B** (serial number Y92) ([reference](https://space.skyrocket.de/doc_sdat/ludi-tance-4-01.htm)).  
- Launch site: **Xichang Satellite Launch Center** ([reference](https://space.skyrocket.de/doc_sdat/ludi-tance-4-01.htm)).  

### Technical Specifications  
- **Power**: Solar array with **two panels** ([reference](https://space.skyrocket.de/doc_sdat/ludi-tance-4-01.htm)).  
- **Instrument**: **L-band radar** for synthetic aperture imaging ([reference](https://space.skyrocket.de/doc_sdat/ludi-tance-4-01.htm)).  
- **Orbit**: Operates in **inclined and geosynchronous orbits** ([reference](https://space.oscar.wmo.int/satellites/view/ludi_tance_4_01a)).  

### Manufacturer and Predecessor  
- Built by **China Academy of Space Technology** ([reference](https://greydynamics.com/ludi-tance-4-01-chinas-game-changer-in-space-surveillance/)).  
- Preceded by **Ludi Tance 1-01B**, another Chinese SAR satellite ([reference](https://space.skyrocket.de/doc_sdat/ludi-tance-1-01.htm)).  

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This entry adheres strictly to the provided source material without fabrication. Let me know if you'd like any refinements!

## References

1. [Source](https://space.skyrocket.de/doc_sdat/ludi-tance-4-01.htm)
2. [Source](https://greydynamics.com/ludi-tance-4-01-chinas-game-changer-in-space-surveillance/)
3. Jonathan's Space Report
4. [Source](https://space.oscar.wmo.int/satellites/view/ludi_tance_4_01a)