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Description

This data set contains Level-3 gridded daily global soil moisture estimates derived from the NASA Aquarius passive microwave radiometer on the Satélite de Aplicaciones Científicas (SAC-D).

Version Description

Changes to this version include:

  • Updated Version 5 Aquarius brightness temperature data were used as input
  • File-level metadata were modified to more closely align with Climate and Forecast (CF) metadata conventions

Product Summary

Platforms
SAC-D
Instruments
AQUARIUS_RADIOMETER
Spatial Extent

N: 90 S: -90 E: 180 W: -180

Spatial Resolution
1 Decimal Degrees x 1 Decimal Degrees
Spatial Reference System(s)
WGS 84 / World Equidistant Cylindrical (EPSG:4087)
Location
GLOBAL LAND
Coordinate System
CARTESIAN
Granule Spatial Representation
CARTESIAN
Temporal Extent
2011-08-25 to 2015-06-07
Temporal Resolution
1 Day
Concept ID
C2782398419-NSIDC_CPRD
Data State
COMPLETE
Number of Files/Granules
1383
Processing Level
3
Published
Science Keywords
Soil Moisture/Water Content

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

Bindlish, R., & Jackson, T. (2018). Aquarius L3 Gridded 1-Degree Daily Soil Moisture, Version 5 [Dataset]. NASA National Snow and Ice Data Center Distributed Active Archive Center. https://doi.org/10.5067/PTKXKSE28XYN Date Accessed: 2026-09-11

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Publications Citing This Dataset

Filters
Title Year Author Topic
Mapping soil moisture across the Tibetan Plateau plains using Aquarius active and passive L-band microwave observations Wang, Qiang, van der Velde, Rogier, Ferrazzoli, Paolo, Chen, Xuelong, Bai, Xiaojing, Su, Zhongbo Soil Moisture/Water Content
Use of a discrete electromagnetic model for simulating Aquarius L-band active/passive observations and soil moisture retrieval Wang, Qiang, van der Velde, Rogier, Su, Zhongbo Soil Moisture/Water Content
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