Open Data and Sensing Resource

OpenKIWAS-Unique-Identifier:
opendata-EO-0004

Source organisation:
CERTH

Name:
Sentinel 5

Type:
Atmospheric Composition Satellite (TROPOMI Instrument)

Area:
Global coverage, focusing on atmospheric composition

Quality:
High-quality atmospheric data with high sensitivity and precision for trace gases and aerosols

Availability:
Free and open access via Copernicus Dataspace Ecosystem

Update frequency:
Daily (depending on coverage area and mission conditions)

Legal restrictions:
Open data policy under the Copernicus program

Description:
Sentinel-5 precursor is equipped with the TROPOMI instrument, and provides key atmospheric composition data to monitor air pollution, greenhouse gases, and aerosols.

Variable(s):
Ozone (O₃), Nitrogen Dioxide (NO₂), Carbon Monoxide (CO), Sulphur Dioxide (SO₂), Methane (CH₄), Aerosols, Formaldehyde (HCHO), Ozone Depleting Substances (ODS)

Spatial coverage:

Spatial resolution:
7 km (at nadir) for most species, 3.5 km for some species (specific conditions)

Temporal coverage:
2017–Present (launched in 2017)

Temporal resolution:
Daily (with repeat orbits)

Resource:
Copernicus Data Space Ecosystem , https://dataspace.copernicus.eu/

API Protocol:
The Copernicus Data Space Ecosystem catalogue is a web service that can be queried through 4 REST protocols - OData - STAC - OpenSearch - Sentinel Hub Catalog API

Limitations:
Some cloud coverage interference; limited resolution in certain areas; requires atmospheric correction for some products