Geoid
Videos
The geoid is the shape that the ocean surface would take under the influence of the gravity of Earth, including gravitational attraction and Earth's rotation, if other influences such as winds and tid
Geoid undulation in pseudocolor, shaded relief and vertical exaggeration (10000 vertical scaling factor)
Geoid undulation in pseudocolor, without vertical exaggeration
Three-dimensional visualization of gravity anomalies in units of Gal., using pseudo color and shaded relief.
Mount Everest
Videos
Mount Everest is the highest mountain on Earth above sea level. It lies in the Mahalangur Himal sub-range of the Himalayas and marks part of the China–Nepal border at its summit. Its height was most r
Geoid
…an ellipsoid), but is considerably smoother than Earth's physical surface. Although the "ground" of the Earth has excursions on the order of +8,800 m (Mount Everest) and −11,000 m (Marianas Trench), the geoid's deviation from an ellipsoid ranges from +85 m (Iceland) to −106 m (southern India), less than 200 m total…
View of Mt. Everest from the west
North Face of Everest as seen from the path to North Base Camp
View from the south (Nepal) shows Everest rising behind the ridge connecting Nuptse and Lhotse; in the foreground are Thamserku, Kangtega, and Ama Dablam
The name "Mount Everest" was first proposed in this 1856 speech, later published in 1857, in which the mountain was first confirmed as the world's highest.