Geoid black

ESA - The geoid

Geoid | Definition & Examples | Britannica

Geoid | National Land Survey of Finland

ESA - The Earth's gravity field (geoid)

Geoid | Time and Navigation

OpenTerrain Projects/Earth Geodetic Model

ESA - The Earth's gravity field (geoid)

Space in Images - 2014 - 07 - 2011 GOCE geoid