The geoid (/ˈdʒiː.ɔɪd/ JEE-oyd) is the shape that the ocean surface would take under the influence of the gravity of Earth, including gravitational attraction...
29 KB (3,435 words) - 15:33, 19 August 2024
The Indian Ocean Geoid Low (IOGL) is a gravity anomaly in the Indian Ocean. A circular region in the Earth's geoid, situated just south of the Indian...
4 KB (503 words) - 21:04, 24 July 2024
and gravimetric geoids. By matching the relative astro-geodetic geoids of the selected datums with an earth-centered gravimetric geoid, the selected datums...
24 KB (2,843 words) - 13:42, 3 August 2024
Figure of the Earth (section Geoid)
between the two, referred to as geoid undulations, geoid heights, or geoid separations, will be irregular as well. The geoid is a surface along which the...
24 KB (2,899 words) - 00:55, 31 August 2024
Geodesy (section Geoid and reference ellipsoid)
the study of Earth's gravitational field is called physical geodesy. The geoid essentially is the figure of Earth abstracted from its topographical features...
38 KB (4,268 words) - 15:39, 28 August 2024
anomalies, defines the geoid of the Earth, which approximates the local mean sea level for locations in the open ocean. The geoid includes a significant...
23 KB (4,104 words) - 03:03, 16 July 2024
Gravity of Mars (redirect from Mars geoid)
is a planetary geoid that represents the gravitational and rotational equipotential figure of Mars, analogous to the concept of geoid ("sea level") on...
53 KB (6,283 words) - 12:22, 30 April 2024
approximate the geoid by a mathematically simpler reference surface. The simplest choice for the reference surface is a sphere, but the geoid is more accurately...
47 KB (6,184 words) - 22:35, 25 August 2024
ellipsoid. This difference is the geoid height, positive above or outside the ellipsoid, negative below or inside. The geoid height variation is under 110 m...
42 KB (4,383 words) - 12:40, 3 September 2024