# Sun Watcher using Active Pixel System Detector and Image Processing

> space instrument aboard the PROBA-2 satellite

**Wikidata**: [Q2196668](https://www.wikidata.org/wiki/Q2196668)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/SWAP_(instrument))  
**Source**: https://4ort.xyz/entity/sun-watcher-using-active-pixel-system-detector-and-image-processing

## Summary
The Sun Watcher using Active Pixel System Detector and Image Processing (SWAP) is a space telescope and ultraviolet telescope operating as a remote sensing instrument. It is aboard the PROBA-2 satellite, an ESA technology demonstration mission. The instrument is manufactured by the Liège Space Center and operated by the Royal Observatory of Belgium.

## Key Facts
- **Aliases:** SWAP
- **Classification:** Instance of a space telescope and ultraviolet telescope.
- **Platform:** A component part of the PROBA-2 satellite.
- **Operator:** Royal Observatory of Belgium.
- **Manufacturer:** Liège Space Center (a research center at the University of Liège in Belgium).
- **Parent Mission:** PROBA-2 (European Space Agency technology demonstration satellite).
- **Function:** Instrument in outer space used for observing distant space objects.

## FAQs
### Q: What is the SWAP instrument?
A: SWAP stands for Sun Watcher using Active Pixel System Detector and Image Processing. It is a space telescope and ultraviolet telescope located aboard the PROBA-2 satellite.

### Q: Who built and operates the SWAP instrument?
A: The instrument was manufactured by the Liège Space Center in Belgium and is currently operated by the Royal Observatory of Belgium.

### Q: What satellite carries the SWAP instrument?
A: SWAP is carried aboard PROBA-2, a satellite developed by the European Space Agency (ESA) for technology demonstration.

## Why It Matters
The Sun Watcher using Active Pixel System Detector and Image Processing (SWAP) serves as a crucial technological payload on the PROBA-2 satellite, demonstrating advanced space instrumentation capabilities. As a specialized ultraviolet telescope, it represents a distinct class of space telescopes designed to observe distant space objects from outer space, bypassing the atmospheric interference that limits ground-based observatories.

The project highlights significant international collaboration within the Belgian scientific community and the European Space Agency. By utilizing the Active Pixel System Detector, the instrument contributes to the validation of new technologies in space environments. Its operation by the Royal Observatory of Belgium ensures continuous scientific utilization of the data, while its construction by the Liège Space Center underscores Belgium's role in manufacturing high-precision aerospace technology. As part of a technology demonstration mission, SWAP plays a dual role in both scientific observation and the testing of spacecraft subsystems.

## Notable For
- Being a dedicated **ultraviolet telescope** operating in space.
- Serving as a key instrument aboard the **PROBA-2** satellite.
- Representing a collaboration between the **Liège Space Center** (manufacturer) and the **Royal Observatory of Belgium** (operator).
- Utilizing **Active Pixel System Detector** technology for image processing.

## Body
### Mission and Platform
The Sun Watcher using Active Pixel System Detector and Image Processing (SWAP) is a space instrument currently in operation. It is physically integrated into and serves as a component of the PROBA-2 satellite. PROBA-2 is classified as a technology demonstration satellite operated by the European Space Agency (ESA).

### Technical Classification
SWAP is classified as a **space telescope** and an **ultraviolet telescope**. As a space telescope, it functions as an instrument in outer space designed for observing distant space objects.

### Development and Operation
The development of SWAP was led by the **Liège Space Center**, a research center affiliated with the University of Liège in Belgium. Following its deployment, operational control and management of the instrument are handled by the **Royal Observatory of Belgium**.