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A125125
Decimal expansion of the geocentric gravitational constant (mass of Earth's atmosphere included) of the World Geodetic System 1984 Ellipsoid, second upgrade.
4
3, 9, 8, 6, 0, 0, 4, 4, 1, 8
OFFSET
15,1
COMMENTS
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.
REFERENCES
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.
LINKS
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.
FORMULA
Equals A070058*(the Earth mass). - Arkadiusz Wesolowski, Oct 25 2014
EXAMPLE
GM = (3986004.418 +- 0.008) * 10^8 m^3/s^2.
MATHEMATICA
(* first do *) Needs["GeometricalGeodesy`ReferenceEllipsoids`"]
CROSSREFS
KEYWORD
cons,nonn
AUTHOR
Robert G. Wilson v & Thomas H. Meyer, Nov 21 2006
EXTENSIONS
Missing term inserted and offset corrected by Arkadiusz Wesolowski, Oct 25 2014
STATUS
approved