Results 11 to 20 of about 4,424 (199)

Roll Calibration for CryoSat-2: A Comprehensive Approach [PDF]

open access: yesRemote Sensing, 2021
CryoSat-2 is the first satellite mission carrying a high pulse repetition frequency radar altimeter with interferometric capability on board. Across track interferometry allows the angle to the point of closest approach to be determined by combining ...
Albert Garcia-Mondéjar   +4 more
doaj   +3 more sources

A new daily quarter degree sea level anomaly product from CryoSat-2 for ocean science and applications [PDF]

open access: yesScientific Data, 2023
The European Space Agency launched CryoSat-2 as the first European ice mission in 2010. Its advanced altimeter met primary objectives concerned with sea ice thickness and ice sheets.
Christopher J. Banks   +5 more
doaj   +2 more sources

Near-real-time Arctic sea ice thickness and volume from CryoSat-2 [PDF]

open access: yesThe Cryosphere, 2016
Timely observations of sea ice thickness help us to understand the Arctic climate, and have the potential to support seasonal forecasts and operational activities in the polar regions.
R. L. Tilling, A. Ridout, A. Shepherd
doaj   +3 more sources

Mapping Ice Sheet Grounding Lines With CryoSat-2 [PDF]

open access: yesAdvances in Space Research, 2018
The boundary between grounded and floating ice is an important glaciological parameter, because it delineates the lateral extent of an ice sheet and it marks the optimal location for computing ice discharge.
Drinkwater, MR   +4 more
core   +5 more sources

Polar Ocean Tides—Revisited Using Cryosat-2

open access: yesRemote Sensing, 2023
With the availability of more than 9 years of Cryosat-2, it is possible to revisit polar ocean tides, which have traditionally been difficult to determine from satellite altimetry.
Ole Baltazar Andersen   +2 more
doaj   +2 more sources

Improved retrieval of land ice topography from CryoSat-2 data and its impact for volume-change estimation of the Greenland Ice Sheet [PDF]

open access: yesThe Cryosphere, 2016
A new methodology for retrieval of glacier and ice sheet elevations and elevation changes from CryoSat-2 data is presented. Surface elevations and elevation changes determined using this approach show significant improvements over ESA's publicly ...
J. Nilsson   +3 more
doaj   +3 more sources

Analysis and Inter-Calibration of Wet Path Delay Datasets to Compute the Wet Tropospheric Correction for CryoSat-2 over Ocean [PDF]

open access: yesRemote Sensing, 2013
Unlike most altimetric missions, CryoSat-2 is not equipped with an onboard microwave radiometer (MWR) to provide wet tropospheric correction (WTC) to radar altimeter measurements, thus, relying on a model-based one provided by the European Center for ...
Clara Lázaro   +2 more
doaj   +2 more sources

Evaluation and Validation of CryoSat-2-Derived Water Levels Using In Situ Lake Data from China

open access: yesRemote Sensing, 2019
CryoSat-2 altimetry has become a valuable tool for monitoring the water level of lakes. In this study, a concentrated probability density function (PDF) method was proposed for preprocessing CryoSat-2 Geophysical Data Record (GDR) data.
Zhaofei Liu, Zhijun Yao, Wang Rui
exaly   +3 more sources

River Levels Derived with CryoSat-2 SAR Data Classification—A Case Study in the Mekong River Basin [PDF]

open access: yesRemote Sensing, 2017
In this study we use CryoSat-2 SAR (delay-Doppler synthetic-aperture radar) data in the Mekong River Basin to estimate water levels. Compared to classical pulse limited radar altimetry, medium- and small-sized inland waters can be observed with CryoSat-2
Eva Boergens   +4 more
doaj   +2 more sources

Estimating Arctic Sea Ice Thickness with CryoSat-2 Altimetry Data Using the Least Squares Adjustment Method [PDF]

open access: yesSensors, 2020
Satellite altimeters can be used to derive long-term and large-scale sea ice thickness changes. Sea ice thickness retrieval is based on measurements of freeboard, and the conversion of freeboard to thickness requires knowledge of the snow depth and snow,
Feng Xiao   +5 more
doaj   +2 more sources

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