id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
esrj-21089	Galán, Remy; Casallas1, Iván	DETERMINATION OF EFFECTIVE ELASTIC THICKNESS OF THE COLOMBIAN ANDES USING SATELLITE-DERIVED GRAVITY DATA	2010	10	.pdf	application/pdf	4067	156	50	The difference between these two potentials is known as perturbation potential or just as potential difference T: T = W - U (1) When atmospheric attraction disregards, T is harmonic outside Earth and satisfies Laplace’s equation: �T � 0 (2) These parameters allow obtaining several functions of the gravity field (gravity anomalies, geoid undulations, ver- tical deflections, etc.) through its relationship with the anomalous potential T, whose series development is accord- ing to (Heiskanen and Moritz 1967, Torge 2001): T r GM r a n nm n n m n ( , ( )) Montavani et al (2001) get a spatial variations map using empirical correlations between tidal gravity anomalies and elastic thickness values, finding for Colombian Andes a value between 69 and 79 km.	cache/esrj-21089.pdf	txt/esrj-21089.txt