## Overview

Airbus Ground Control Points (GCPs) provide highly accurate geolocation data of infrastructure features like light poles, traffic signs, and buildings. They can be used for geospatial data validation, processing, and orthorectification.

- [Reference and validation](https://docs.up42.com/data/use-cases#reference-validation)

An illustration of Airbus GCPs

## Data products

- Standard GCPs [Order now ](https://docs.up42.com/data/order-form?collectionName=Airbus%20Ground%20Control%20Points\&dataProductTitle=Standard%20GCPs)

  A non-integrated data product (10 or 20 points).

- Premium GCPs [Order now ](https://docs.up42.com/data/order-form?collectionName=Airbus%20Ground%20Control%20Points\&dataProductTitle=Premium%20GCPs)

  A non-integrated data product (10 points).

## Specifications

### General

| Specification   | Description                            |
| --------------- | -------------------------------------- |
| Provider        | Airbus                                 |
| Collection type | Catalog from 674,300 credits per scene |
| Product type    | Derived                                |
| System type     | Satellite                              |

### Data

| Specification | Description                                         |
| ------------- | --------------------------------------------------- |
| Point density | Standard: 1 per 100 km2 Premium: 1 per 2.5 km2      |
| Data source   | [TerraSAR‑X](https://docs.up42.com/data/terrasar-x) |

### Geographic reference

| Specification                                                 | Description                                |
| ------------------------------------------------------------- | ------------------------------------------ |
| [Coordinate reference system](https://docs.up42.com/data/utm) | UTM-WGS84                                  |
| [Positional accuracy](https://docs.up42.com/data/accuracy)    | Standard: < 1 m CE90 Premium: < 20 cm CE90 |

## Conditions

| Specification                                                    | Description                                                                               |
| ---------------------------------------------------------------- | ----------------------------------------------------------------------------------------- |
| [Limitations](https://docs.up42.com/data/catalog-conditions)     | Input: [AOI](https://docs.up42.com/data/types) Availability: From 2019 Output: Point data |
| [Minimum charge](https://docs.up42.com/data/catalog-min-charges) | As per 25 km2                                                                             |

## Geographic coverage

The geographic coverage is global.