Results 11 to 20 of about 619 (177)

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

Synthesis of the ICESat/ICESat-2 and CryoSat-2 observations to reconstruct time series of lake level

open access: yesInternational Journal of Digital Earth, 2023
Synthesis of multi-satellite altimetry facilitates the acquisition of long-term changes in lake level but may induce biases due to inconsistent data sources, and thus remains largely unexplored.
Leiku Yang, Shuangxiao Luo
exaly   +2 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

CryoSat-2 Altimetry Applications over Rivers and Lakes [PDF]

open access: yesWater (Switzerland), 2017
Monitoring the variation of rivers and lakes is of great importance. Satellite radar altimetry is a promising technology to do this on a regional to global scale. Satellite radar altimetry data has been used successfully to observe water levels in lakes and (large) rivers, and has also been combined with hydrologic/hydrodynamic models. Except CryoSat-2,
Liguang Jiang   +2 more
exaly   +5 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.
Rui Wang, Zhaofei Liu
exaly   +3 more sources

Validation of CryoSat-2 SARIn Data over Austfonna Ice Cap Using Airborne Laser Scanner Measurements

open access: yesRemote Sensing, 2018
The study presented here is focused on the assessment of surface elevations derived from CryoSat-2 SARIn level 1b data over the Austfonna ice cap, Svalbard, in 2016.
Veit Helm   +2 more
exaly   +3 more sources

Coastal sea level from CryoSat-2 SARIn altimetry in Norway

open access: yesAdvances in Space Research, 2018
Abstract Conventional (pulse-limited) altimeters determine the sea surface height with an accuracy of a few centimeters over the open ocean. Sea surface heights and tide-gauge sea level serve as each other’s buddy check. However, in coastal areas, altimetry suffers from numerous effects, which degrade its quality.
Vegard Ophaug   +2 more
exaly   +4 more sources

Comparing elevation and backscatter retrievals from CryoSat-2 and ICESat-2 over Arctic summer sea ice [PDF]

open access: yesThe Cryosphere, 2023
The CryoSat-2 radar altimeter and ICESat-2 laser altimeter can provide complementary measurements of the freeboard and thickness of Arctic sea ice. However, both sensors face significant challenges for accurately measuring the ice freeboard when the sea ...
G. J. Dawson, J. C. Landy
doaj   +1 more source

Satellite altimetry detection of ice-shelf-influenced fast ice [PDF]

open access: yesThe Cryosphere, 2021
The outflow of supercooled Ice Shelf Water from the conjoined Ross and McMurdo ice shelf cavity augments fast ice thickness and forms a thick sub-ice platelet layer in McMurdo Sound.
G. M. Brett   +3 more
doaj   +1 more source

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