Effects of underwater sound speed variability on GNSS-A seafloor geodesy: A ROMS-based numerical study

Tadashi Ishikawa

Presentation information

[J] Oral

S (Solid Earth Sciences ) » S-CG Complex & General

[S-CG70] Ocean Floor Geoscience

Fri. May 29, 2026 3:30 PM - 5:00 PM Convention Hall (CH-B) (International Conference Hall, Makuhari Messe)

Chairperson:Watanabe Shun-ichi(Hydrographic and Oceanographic Department, Japan Coast Guard)

4:15 PM - 4:30 PM

[SCG70-25] Effects of underwater sound speed variability on GNSS-A seafloor geodesy: A ROMS-based numerical study

*Tadashi Ishikawa¹, Yusuke Yokota², Shun-ichi Watanabe³, Yuto Nakamura³, Eiji Masunaga⁴, Yusuke Uchiyama⁵ (1. Japan Coast Guard Academy, 2. Institute of Industrial Science, the University of Tokyo, 3. Hydrographic and Oceanographic department, Japan Coast Guard, 4. Global and Local Environment Co-Creation Institute, Ibaraki University, 5. Graduate school of Engineering, Kobe University)

Keywords:GNSS-A, Seafloor geodesy, Internal tides, Regional Ocean Modeling System