Results 101 to 110 of about 3,196 (215)

GPS Coordinate Estimates by “a priori” Tropospheric Delays from NWP using Ultra-Rapid Orbits

open access: yesAnnals of Geophysics, 2006
Comparisons of high accuracy GPS positioning estimates using scientific GPS software through three different processing strategies have been done. The two Italian baselines in a time period of 5 months during 2004 made a calculus data set. For high ...
R. Santangelo   +2 more
doaj   +1 more source

Prediction of Hydroclimatic Anomalies Using a New Isotope Precipitation Index

open access: yesGeophysical Research Letters, Volume 53, Issue 10, 28 May 2026.
Abstract Global warming is driving changes in atmospheric moisture seasonality and an increase in the frequency of prolonged precipitation anomalies. These anomalies are often assumed to be characterized by moisture sourced from oceanic evaporation, rather than being moderated by recycled terrestrial evapotranspiration. However, current indexes used to
A. Watson   +13 more
wiley   +1 more source

GRENet: GNSS‐Enhanced Radar Extrapolation Network for Precipitation Nowcasting

open access: yesGeophysical Research Letters, Volume 53, Issue 10, 28 May 2026.
Abstract Accurate precipitation nowcasting is one of the most challenging tasks in atmospheric sciences. The current methods of nowcasting primarily rely on inferring precipitation from radar reflectivity, which inevitably leads to uncertainties in forecasts due to the limitations of single radar data in capturing the detailed initial conditions of ...
Cuixian Lu   +7 more
wiley   +1 more source

Seasonal Variability of Precipitation‐Associated Bioaerosols, Including Viruses, and Their Links to Cloud Ice Processes and Precipitation in a Coastal City

open access: yesGeophysical Research Letters, Volume 53, Issue 10, 28 May 2026.
Abstract Viruses constitute a significant subset of bioaerosols whose roles in cloud ice processes remain understudied. Continuous observations of viruses and total airborne microbes (TAMs) in precipitation were conducted in Qingdao from March 2024 to December 2025.
Yangfei Ai   +4 more
wiley   +1 more source

Amplified Decline in Arctic Atmospheric Stability Under Arctic Warming

open access: yesGeophysical Research Letters, Volume 53, Issue 10, 28 May 2026.
Abstract Atmospheric stability quantifies the resistance of the atmosphere to vertical displacement and turbulent mixing. Under Arctic warming, the atmosphere has become more dynamically active, which may influence atmospheric stability. Using ERA5 reanalysis, we show that the decrease in Arctic atmospheric stability has been amplified relative to the ...
Guorui Shi   +3 more
wiley   +1 more source

Simplification Of Neill Mapping Function (NMF) For GPS Tropospheric Delay

open access: yes, 2007
The mathematical modeling 011 the mapping function models should be revised and also simplified to improve the calculation of the GPS tropospheric delay.
Sadikin, Hamzah
core  

GPS derived tropospheric delay corrections to radar interferometry

open access: yes, 2004
Synthetic Aperture Radar Interferometry (InSAR) has been recognised as a well-suited tool for topographic mapping and ground deformation monitoring applications.
Yonezawa, C   +3 more
core   +1 more source

Modeling Circulation‐Precipitation Overlapped Co‐Evolution for Improving Subseasonal Prediction in the Yangtze River Basin

open access: yesGeophysical Research Letters, Volume 53, Issue 10, 28 May 2026.
Abstract Severe precipitation in the Yangtze River Basin (YRB) poses escalating flood risks, underscoring urgent needs for skillful subseasonal prediction. In this study, we develop an integrated dynamical‐statistical downscaling model based on overlapping circulation‐precipitation co‐evolution (OCPCE), which merges prior and concurrent circulation ...
Fang Zhou   +5 more
wiley   +1 more source

Impact of the tropospheric delay calculation on desynchronisation

open access: yes, 2014
Impact of the tropospheric delay calculation on ...
Meynadier, Frédéric, Wolf, Peter
core  

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