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Multi-GNSS PPP/INS tightly coupled integration with atmospheric augmentation and its application in urban vehicle navigation
Precise point positioning (PPP) is receiving increasing interest due to its cost-effectiveness, global coverage and high accuracy. However, its...
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Triggering effect of an unusual northwestward-moving tropical cyclone over the Bay of Bengal on the extremely early Indian summer monsoon onset
The onset of Indian summer monsoon (ISM) in 1990 is ascertained to be the earliest in recent decades. Analysis attributes this extreme event to an...
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One-step correction strategy for BDS-2/BDS-3 satellite observation code bias and multipath delay
Global navigation satellite systems and positioning, navigation, and timing services, such as the newly developed BeiDou satellite system (BDS),...
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Impacts of stratospheric polar vortex changes on wintertime precipitation over the northern hemisphere
The impacts of Arctic stratospheric polar vortex (SPV) on wintertime precipitation over the Northern Hemisphere are analyzed based on various...
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Impact of GPS antenna phase center models on zenith wet delay and tropospheric gradients
Today Global Navigation Satellite Systems (GNSS) tropospheric products, such as zenith total delays (ZTD) and zenith wet delays (ZWD), are widely...
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Climate Impacts: Impacts of Ozone on Southern Hemisphere Climate
This chapter reviews climate response to long-term changes in stratospheric ozone due to human activity. Human-induced stratospheric ozone depletion...
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Methods and assessments of two-way time synchronization based on BDS-3 Ka-band satellite-ground link observations
The Beidou-3 system (BDS-3) satellites are deployed, equipped with an inter-satellite link (ISL) payload, so that the satellite–satellite or...
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Refining the empirical global pressure and temperature model with the ERA5 reanalysis and radiosonde data
Global pressure and temperature (GPT) models are widely available and easy-to-use in tropospheric delay estimation and GNSS water vapor retrieval,...
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Spatiotemporal analysis of precipitable water vapor using ANFIS and comparison against voxel-based tomography and radiosonde
Water vapor (WV) is one of the most important parameters in meteorological studies. Using an adaptive neuro-fuzzy inference system (ANFIS), a new...
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A weighted mean temperature (Tm) augmentation method based on global latitude zone
The weighted mean temperature ( T m ) is a function of atmospheric temperature and vertical humidity profiles. It plays a crucial role in the progress...
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Early detection of heavy rainfall events associated with the monsoon in Kerala, India using GPS derived ZTD and PWV estimates: A case study
The Precipitable Water Vapour (PWV) content associated with heavy precipitations can be estimated using the temporal variation of the Global...
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On the Transient Response of the Troposphere and Ionosphere during Annular Solar Eclipse Using Radio Signal Analysis
AbstractOn June 21, 2020 an annual solar eclipse was experienced over few parts of the globe. The solar eclipse introduces perturbations in the...
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Use of GNSS Tropospheric Products for High-Resolution, Rapid-Update NWP and Severe Weather Forecasting (Working Group 2)
For more than a decade, GNSS-meteorology has been increasingly used operationally in Europe particularly for data assimilation in Numerical Weather...
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Estimating ionospheric power spectral density for long-range RTK positioning using uncombined observations
In uncombined long-range real-time kinematic positioning, the ionospheric delays are usually parameterized as a random-walk process, and its power...
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An investigation of a voxel-based atmospheric pressure and temperature model
Atmospheric pressure, temperature and zenith wet delay (ZWD) are important meteorological parameters for GNSS (Global Navigation Satellite Systems)...
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Co-seismic and Post-seismic Changes in ZTD and TEC of the 2015 Nepal Earthquake
We studied changes in the zenith total delay (ZTD) and total electron content (TEC) associated with the large 2015 Nepal earthquake (Mw 7.8). We...
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Precipitation frequency in Med-CORDEX and EURO-CORDEX ensembles from 0.44° to convection-permitting resolution: impact of model resolution and convection representation
Recent studies using convection-permitting (CP) climate simulations have demonstrated a step-change in the representation of heavy rainfall and...
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GNSS-retrieved precipitable water vapour in the Atlantic coast of France and Spain with GPT3 model
Water vapour is a critical atmospheric parameter to understand the Earth's climate system and it is characterized by a complex variability in time...
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Rapid calibration of HY-2A satellite-borne microwave radiometer using coastal GNSS observations
Satellite-borne microwave radiometers provide wet tropospheric correction (WTC) for altimetry observations, which is critical to high-accuracy sea...
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On the determination of the atmospheric outer scale length of turbulence using GPS phase difference observations: the Seewinkel network
Microwave electromagnetic signals from the Global Navigation Satellite System (GNSS) are affected by their travel through the atmosphere: the...
