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Description

The data set consists of weekly gridded Level-3 products of Aquarius L-band radiometer brightness temperature (TB) observations and Sea Surface Salinity (SSS) retrievals from the Aquarius/Satélite de Aplicaciones Científicas (SAC-D) mission, developed collaboratively between the U.S. National Aeronautics and Space Administration (NASA) and Argentina's space agency, Comisión Nacional de Actividades Espaciales (CONAE).

Version Description

Version 4 of Aquarius L3 Weekly Polar-Gridded Brightness Temperature and Sea Surface Salinity utilizes Version 3 of the PO.DAAC Level-2 Aquarius TB as input data. This is the first version available from NSIDC.

Product Summary

Platforms
SAC-D
Instruments
AQUARIUS_RADIOMETER
Spatial Extent

N: 87.4 S: 50 E: 180 W: -180

,

N: -50 S: -79 E: 180 W: -180

Spatial Resolution
36 Kilometers x 36 Kilometers
Location
ANTARCTICA ,
ARCTIC
Coordinate System
CARTESIAN
Granule Spatial Representation
CARTESIAN
Temporal Extent
2011-08-25 to 2015-06-07
Concept ID
C2791494314-NSIDC_CPRD
Data State
DEPRECATED
Number of Files/Granules
0
Processing Level
3
Published
Science Keywords
Salinity

Citation

Citation is critically important for dataset documentation and discovery. This dataset is openly shared, without restriction, in accordance with the EOSDIS Data Use and Citation Guidance.

Copy Citation

Brucker, L., Dinnat, E., & Koenig, L. (2014). Aquarius L3 Weekly Polar-Gridded Brightness Temperature and Sea Surface Salinity, Version 4 [Dataset]. NASA National Snow and Ice Data Center Distributed Active Archive Center. https://doi.org/10.5067/AQUARIUS/AQ3_TB.004 Date Accessed: 2026-06-20

Documents

USER'S GUIDE

GENERAL DOCUMENTATION