List of Abstracts

Least Squares Collocation for Continental Scale Analysis Ready Gravity Data 

Neda Darbeheshti, Jack McCubbine

Coastal gravity anomalies from wide-swath SWOT altimeter mission

Daocheng Yu and Cheinway Hwang 

Unification of a world height system using precise clock frequency signal links

Z. Shen, W. Shen, S. Zhang, C. K. Shum, T. Zhang, L. He, Z. Cai, S. Xiong , L. Wang

Geoid Modeling in China: Methods and Case Studies

Tao Jiang

Towards a new global DTU25 MSS (Mean Sea surface) and DTU25LAT (Lowest Astronomical Tide) reference using SWOT data

Ole Baltazar Andersen, Bjarke Nilsson, Per Knudsen

The African Height Reference System: Current Status and Future Work

Hussein A. Abd-Elmotaal

Current activities of the newly established IAG/IGFS IHRF Coordination Center for the realization and maintenance of the IHRS/IHRF

Vergos Georgios S.1, Sánchez Luara2, Barzaghi Riccardo3

Accurate determination of the orthometric heights at the Hong Kong territories

Robert Tenzer, Albertini Nsiah Ababio, Ismael Foroughi, Martin Pitoňák, Pavel Novák, Wenjin Chen 

Argumentation and assessment on the choice of changing versus unchanging ellipsoidal parameters among solid Earth permanent tide system

R. Goyal, S. Claessens

GNSS/levelling Campaigns to Validate Indonesian Geoid Model INAGEOID2020

Agustina Syafarianty, Raa Munthaha, Bagas Triarahmadhana, Widy Putra, King Fadhila, Arisauna Pahlevi, Teguh Sidiq, Brian Bramanto

The recent absolute gravity network in Indonesia

Brian Bramanto, Safirotul Huda, Arisauna M. Pahlevi, Bagas Triarahmadhana

Current status of the Japan geoid in 2024

Koji Matsuo

Towards the Realization of a Seamless Connection Between Land and Marine Datums in Peninsular Malaysia

Muhammad Faiz Pa’suya, Ami Hassan Md Din, Nornajihah Mohammad Yazid and Mohammad Hanif Hamden

Development of Lowest Astronomical Tide (LAT) using Tide Model Driver (TMD) Across Peninsular Malaysia Coastal Region To Support The Seamless Vertical Datum Between Land And Marine Region

Afreena Nisha Mohd Zamri, Muhammad Faiz Pa’suya and Ami Hassan Md Din

Precise Marine Vertical Datum (MVD) in Malaysia: Leveraging Satellite Altimetry

Nornajihah Mohammad Yazid, Ami Hassan Md Din, Muhammad Faiz Pa’suya, Nazirah Mohamad Abdullah

Revolution of Geodetic Vertical Datum in Malaysia

Ami Hassan Md Din, Muhammad Faiz Pa’suya, Nornajihah Mohammad Yazid and Mohammad Hanif Hamden

The effect of difference global dem on geoid model accuracy over east Malaysia

Noorhurul Ain Othman, Muhammad Faiz Pa’suya and Ami Hassan Md Din

The effect of global crustal density model on geoid model accuracy over peninsular Malaysia

Nurul Shafiqah Hazelin binti Noor Azmin, Muhammad Faiz Pa’suya and Ami Hassan Md Din

The Mongolian geoid 2014 and its future development

D. Munkhtsetseg

Stokes-Helmert approach for the geoid modelling over Mexico and southern USA

David Avalos, Raul Munoz, Jianliang Huang

Leveraging UAV technology in local Geoid Modeling: A case study of Land Management Training Center

Er. Sushmita Timilsina

Continuously Operating Reference System(CORS) Station: Current Status and Challenges in Nepal

Ms. Sudipta Poudel

Applicability of Low-cost Multi-frequency GNSS Receiver in the Creation of Digital Elevation Model in Post-processing Kinematic Method

Balmoria, Carolina I M. and Mercurio, Martin Jan E.

The Applicability of Low-cost Multi-frequency Multi-GNSS Receivers for Geodetic Control Surveying

Mercurio, Martin Jan E. and Reyes, Rosalie B.

Validation of the Philippine geoid model

Ronaldo C. Gatchalian and Aila Leana T. Sampana 

Varying Mean Sea Levels in the Philippines

R. Reyes, P. Flores, A. Bauzon, A. Rediang, R. Alfante, N. Pasaje, C. Repollo, F. Siringan, A. Blanco, D. Bringas, M. Ordillano and P. De Lara

Multi-hazard source detection and analysis of earthquakes, subsidence, and slope instability with satellite radar interferometry on Leyte island, Philippines

John Dale B. Dianala

The status of Korea geoid model and its update plan

Eunho Kim, Jisun Lee, Jay Hyoun Kwon

Establishment of Sri Lankan geoid-based vertical datum towards the unification of Asia-Pacific regional and global height systems

H.M.I. Prasanna

Implementations of height modernization and depth modernization in Taiwan

Cheinway Hwang

Real-world understanding of GNSS/leveling error for a better hybrid geoid accuracy: case in Taiwan

Titin Buatong, Cheinway Hwang,  Wen-Yeh Liu, and Sevda Olgun

Effects of LiDAR data and density variations on terrain corrections and geoid-quasigeoid separation calculations

Sevda Olgun, Cheinway Hwang

A Case Study of Geoid Modeling in Sulawesi and Accuracy Verification Strategies for Accommodating Diverse MSL Vertical Datums

Hsuan-Chang Shih, Leni Sophia Heliani, Yu-Shen Hsiao, Cheinway Hwang, Arisauna Maulidyan Pahlevi

The feasibility assessment of defining Taiwan’s vertical datum using coastal GNSS-IR altimetry

Chi-Ming Lee, Chung-Yen Kuo, Wen-Hau Lan, He-Chin Chen, Ning-Kai Kang, C.K. Shum

Improving the Local Geoid Model Using Terrestrial Gravity with High-Resolution Digital Elevation Model in Northern Thailand

Tanakorn Thammasang, Chawis Srimanee, Puttipol Dumrongchai, Khetsophon Phinyo, and Serm Chinarat

A Comprehensive Approach to Refining a New Thailand Geoid Model

Puttipol Dumrongchai, Chawis Srimanee, Serm Chinnarat, and Khetsophon Phinyo

Improvement of Airborne Gravity Data Using Non-Linear Least Squares Adjustment in Thailand

Khetsophon Phinyo, Puttipol Dumrongchai, Chawis Srimanee, and Serm Chinnarat

An Entire Spectrum Modernization of the Geoid Model— Part 2. Detailed Technical Descriptions

Xiaopeng LI, Yan Ming. WANG, Kevin AHLGREN, Ryan HARDY, Gregory SEROKA, Jordan KRCMARIC, and Daniel R. ROMAN