Results 61 to 70 of about 319 (152)

Performance Analysis of Ocean Surface Topography Altimetry by Ku-Band Near-Nadir Interferometric SAR

open access: yesRemote Sensing, 2017
Interferometric imaging radar altimeter (InIRA) is the first spaceborne Ku-band interferometric synthetic aperture radar (InSAR) which is specially designed for ocean surface topography altimetry.
Weiya Kong, Jinsong Chong, Hong Tan
doaj   +1 more source

Backwater Effects From River Ice Jams Observed With SWOT Pixel Cloud Data

open access: yesGeophysical Research Letters, Volume 53, Issue 8, 28 April 2026.
Abstract This study examines the backwater effects from ice jams in Arctic rivers using the Surface Water and Ocean Topography (SWOT) satellite. Ice jams occur when chunks of ice accumulate and obstruct the river flow, causing rapid water level rises and flooding.
Linda Christoffersen   +4 more
wiley   +1 more source

First In-Orbit Validation of Interferometric GNSS-R Altimetry: Mission Overview and Initial Results

open access: yesRemote Sensing
Sea surface height (SSH) serves as a fundamental geophysical parameter in oceanographic research. In 2023, China successfully launched the world’s first spaceborne interferometric GNSS-R (iGNSS-R) altimeter, which features dual-frequency multi-beam ...
Yixuan Sun   +16 more
doaj   +1 more source

Assessment of the Performance of SWOT for Observing the Static Ocean Topography

open access: yesGeophysical Research Letters
Marine geodetic references, such as the mean sea surface (MSS), are currently limited by the spatial resolution of conventional satellite altimeters. We analyze the new swath‐altimetry data from the Surface Water and Ocean Topography (SWOT) satellite, to
Bjarke Nilsson   +2 more
doaj   +1 more source

Coastal Eddy Detection in the Balearic Sea: SWOT Capabilities

open access: yesRemote Sensing
Mesoscale coastal eddies are key components of ocean circulation, mediating the transport of heat, nutrients, and marine debris. The Surface Water and Ocean Topography (SWOT) mission provides high-resolution sea surface height data, offering a novel ...
Laura Fortunato   +5 more
doaj   +1 more source

Along‐Track Marine Geoid Resolution Enhancement With SWOT

open access: yesEarth and Space Science
Satellite altimetry has been the major data source for marine geoid determination·and gravity recovery in recent decades. In general, altimetry‐derived geoid and gravity anomaly models are typically released with a 1' × 1' gridding interval.
Xu Chen   +3 more
doaj   +1 more source

Automated Eddy Identification and Tracking in the Northwest Pacific Based on Conventional Altimeter and SWOT Data

open access: yesRemote Sensing
Eddy identification and tracking are essential for understanding ocean dynamics. This study employed the elliptical Gaussian function (EGF) simulations and the py-eddy-tracker (PET) algorithm, validated by Surface Velocity Program (SVP) drifter data, to ...
Lan Zhang   +4 more
doaj   +1 more source

Inversion of Sea Surface Currents From Satellite‐Derived SST‐SSH Synergies With 4DVarNets

open access: yesJournal of Advances in Modeling Earth Systems
Satellite altimetry offers a unique approach for direct sea surface current observation, but it is limited to measuring the surface‐constrained geostrophic component.
R. Fablet   +3 more
doaj   +1 more source

Building an Operational Network to Validate Novel Inland Water Swath Altimetry

open access: yes, 2019
Building an Operational Network to Validate Novel Inland Water Swath Altimetry. This presentation was given at the Earth Science Information Partners (ESIP) Winter Meeting in January 2019.
openaire   +1 more source

Global Submesoscale Ocean Dynamics Unveiled by Wide-Swath Satellite Altimetry

open access: yes
Abstract Ocean submesoscale (1–100 km) processes and their significant impact on Earth’s climate system have been increasingly emphasized in recent decades by high-resolution numerical models and regional observations. However, the dynamics and energy associated with these processes, including submesoscale eddies and small-wavelength nonlinear ...
Matthew Archer   +3 more
openaire   +1 more source

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