AUSGeoid98 data files contain a 2 minute grid of AUSGeoid98 data covering the Australian region, which you can use to interpolate geoid-ellipsoid separations for the positions required.You can use you
Geoneutrino signal calculated at current and proposed locations of geoneutrino detectors as well as proposed locations in the ocean based on Šrámek, O., Roskovec, B., Wipperfurth, S. et al. Revealing
Towed IMI-30 sidescan and phase bathymetry data (version 2) for the Guayamas Basin, Gulf of California, collected in 2009 during Atlantis cruise AT15-54 (investigator Dan Lizarralde). Bathymetry value