Aquarius Satellite Seasonal Sea Surface Density Maps

Seasonal maps of sea surface density derived from satellite observations at a 1-degree spatial resolution. The data is the official end-of-mission release (version 5.0) from the NASA and CONAE collaborative AQUARIUS/SAC-D mission, last updated in June 2015. Density estimates are calculated using retrieved salinity and collated sea surface temperature data.

Use Cases

• Analyzing seasonal variability in sea surface density patterns using gridded 1-degree resolution maps.
• Validating ocean general circulation models by comparing simulated density fields with satellite-derived seasonal averages.
• Investigating the relationship between sea surface density, salinity (from Aquarius), and sea surface temperature (from Reynolds OI product).
• Studying density-driven ocean processes like convection and water mass formation using spatially mapped seasonal data.

Strengths

• Data is the official final release (version 5.0) from the AQUARIUS/SAC-D mission.
• Provides gridded data at a consistent 1-degree spatial resolution.
• Derived using the internationally recognized TEOS-10 standard for seawater properties.

Limitations

• Temporal coverage is limited as the mission ended, with data last updated in 2015.
• Specific row count, file size, and detailed column information are unavailable.
• Spatial resolution of 1 degree may be too coarse for studying small-scale oceanographic features.

Provenance

Source

AQUARIUS/SAC-D satellite mission, a collaboration between NASA and Argentina's CONAE.

Collection Method

Derived from satellite radiometer and scatterometer measurements, processed into gridded standard mapped images.

Time Range

Seasonal averages, specific years not provided.

Freshness

null

Geography

Global ocean coverage from the satellite's 370 km cross-track swath.