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NASA Distributed Active Archive Center (DAAC) at NSIDC

Aquarius Data

NASA's Aquarius Microwave Radiometer

Data Sets

The following tables list the NASA Aquarius data products currently available from NSIDC, and related products.

Aquarius Soil Moisture Products

Data Set

Data Coverage

Data Resolution

Parameters

Location Temporal Spatial Temporal

Aquarius L2 Swath Single Orbit Soil Moisture (AQ2_SM)
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Global 25 August 2011 to present 3 beams of spatial resolution 76 x 94 km (inner), 84 x 120 km (middle) 96 x 156 km (outer) 7 days global coverage

Soil moisture estimate

Brightness temperature at the surface

Backscatter coefficient at the surface

Aquarius L3 Gridded 1-Degree Daily Soil Moisture (AQ3_DYSM)
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Global 25 August 2011 to present 1 degree Daily Soil moisture

Aquarius L3 Gridded 1-Degree Weekly Soil Moisture (AQ3_WKSM)
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Global 25 August 2011 to present 1 degree Weekly Soil moisture

Aquarius L3 Gridded 1-Degree Monthly Soil Moisture (AQ3_MOSM)
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Global 25 August 2011 to present 1 degree Monthly Soil moisture

Aquarius L3 Gridded 1-Degree Seasonal Soil Moisture (AQ3_SNSM)
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Global 25 August 2011 to present 1 degree Seasonal Soil moisture

Aquarius L3 Gridded 1-Degree Annual Soil Moisture (AQ3_ANSM)
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Global 25 August 2011 to present 1 degree Annual Soil moisture

Aquarius Level-3 Weekly Polar-Gridded Products

Data Set

Data Coverage

Data Resolution

Parameters

Location Temporal Spatial Temporal

Aquarius L3 Weekly Polar-Gridded Brightness Temperature and Sea Surface Salinity (AQ3_TB)
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Latitudes north of 50° N and south of 50° S 25 August 2011 to present 36 km Weekly averages Brightness Temperature

Sea Surface Salinity

Aquarius L3 Weekly Polar-Gridded Normalized Radar Cross Section (AQ3_NRCS)
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Latitudes north of 50° N and south of 50° S 25 August 2011 to present 36 km Weekly averages

Weekly Normalized Radar Cross Section

Weekly Mean Scatterometer Ice Fraction

Aquarius L3 Weekly Polar-Gridded Sea Surface Salinity (AQ3_SSS)
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Latitudes north of 50° N and south of 50° S 25 August 2011 to present 36 km Weekly averages

Sea Surface Salinity

Related Data Products

Aquarius Sea Surface Salinity and Wind Speed Data at NASA Physical Oceanography Distributed Active Archive Center (PO.DAAC)