MISR Level 3: Daily Global Aerosol Summary at 0.5-Degree Resolution

A global statistical summary of column aerosol optical depth at 555 nanometers and monthly aerosol type frequency, averaged daily. The National Aeronautics and Space Administration produced this data from the Multi-angle Imaging SpectroRadiometer (MISR) instrument, which uses nine cameras at different angles to achieve global coverage in nine days. Data collection for this product is complete.

Use Cases

• Modeling regional aerosol transport and climate impact based on daily optical depth summaries.
• Analyzing global aerosol type frequency distributions for atmospheric composition studies.
• Validating atmospheric models using multi-angle satellite observations from the MISR instrument.
• Studying particulate air quality patterns from the 0.5-degree geographic grid data.

Strengths

• Provides data from nine cameras at view angles of 0, 26.1, 45.6, 60.0, and 70.5 degrees, offering multi-perspective observations.
• Reported on a consistent global geographic grid with a resolution of 0.5 degree by 0.5 degree.
• Data collection is described as complete, suggesting a finalized temporal record.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count is unknown, which may limit suitability assessment for large-scale ML tasks.

Provenance

Source

National Aeronautics and Space Administration

Collection Method

Satellite remote sensing via the Multi-angle Imaging SpectroRadiometer (MISR) instrument.

Time Range

Coverage is daily, though the specific date range is not provided.

Freshness

Last updated 2026-03-13 00:11:43.210647; freshness should be verified.

Geography

Global summary data, with distinct regions associated with field campaigns.