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A125126 Decimal expansion of the angular velocity of the Earth of the World Geodetic System 1984 Ellipsoid, second upgrade. 3
7, 2, 9, 2, 1, 1, 5, 0 (list; constant; graph; refs; listen; history; text; internal format)



Closely aligned with ITRF93, 29 Sept 96 onwards.

The new World Geodetic System is called WGS 84. It is currently the reference system being used by the Global Positioning System. It is geocentric and globally consistent within +-1 m.


H. Moritz, Geodetic Reference System 1980, Journal of Geodesy 74 (1): 128-162, 2000. (not WGS 84)

Thaddeus Vincenty, Direct and inverse solutions of geodesics on the ellipsoid with application of nested equations, Survey Review XXII (176): 88-93, 1975.


Table of n, a(n) for n=-5..2.

Office of GEOINT Sciences, World Geodetic System 1984 (WGS 84).

U.S. Dept. of Commerce, NOAA, National Geodetic Survey, Survey Review, Thaddeus Vincenty, Direct and Inverse Solutions of Geodesics on the Ellipsoid with Application of Nested Equations, Vol. XXIII, No. 176, April, 1975. (an application)

U.S. Dept. of Defense, National Imagery and Mapping Agency, Technical Report, WGS 1984, Its Definition and Relationships with Local Geodetic Systems.

U.S. Dept. of Transportation, Federal Aviation Administration, Advisory Circular 90-45A, Appendix J, Computation of Geodesic Information, 2/21/75.

WGS, World Geodetic System, 1984.

Wikipedia, World Geodetic System.


366.2422/365.2422 * 2Pi/(24*60*60).


omega = 7292115.0 * 10^-11 radians/second.


(* first do *) Needs["GeometricalGeodesy`ReferenceEllipsoids`"]


Cf. A125123, A125124, A125125.

Sequence in context: A198673 A086236 A244354 * A240953 A092036 A021987

Adjacent sequences:  A125123 A125124 A125125 * A125127 A125128 A125129




Robert G. Wilson v & Thomas H. Meyer, Nov 21 2006



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Last modified October 29 19:06 EDT 2020. Contains 338067 sequences. (Running on oeis4.)