Results 21 to 30 of about 5,602 (209)

A new laser-ranged satellite for General Relativity and space geodesy: I. An introduction to the LARES2 space experiment [PDF]

open access: yes, 2017
We introduce the LARES 2 space experiment recently approved by the Italian Space Agency (ASI). The LARES 2 satellite is planned for launch in 2019 with the new VEGA C launch vehicle of ASI, ESA and ELV.
Ciufolini, Ignazio   +10 more
core   +1 more source

COORDINATE TRANSFORMATION USING THE LEAST SQUARES METHOD: A CASE STUDY ON TRABZON, TURKEY [PDF]

open access: yesGeodetski Glasnik
The ED50 datum uses the Hayford ellipsoid and the Greenwich meridian as the prime meridian. In Turkey, the ED50 datum with the Hayford ellipsoid was used until 2001, after which the ITRF datum with the GRS80 ellipsoid became the standard.
Nazan Yilmaz
doaj   +1 more source

On the eve of the 100th anniversary of IAU Commission 19/A2 “Rotation of the Earth” [PDF]

open access: yes, 2018
Dieser Beitrag ist mit Zustimmung des Rechteinhabers aufgrund einer (DFG geförderten) Allianz- bzw. Nationallizenz frei zugänglich.This publication is with permission of the rights owner freely accessible due to an Alliance licence and a national licence
Brzeziński, Aleksander   +9 more
core   +1 more source

Cartas Náuticas com Modelos SEP: Evolução Histórica, e Perspectivas para Hidrografia Brasileira

open access: yesRevista Brasileira de Cartografia, 2020
Os avanços das técnicas GNSS de alta precisão permitiram a diminuição das incertezas verticais dos levantamentos batimétricos, com uma melhor determinação do heave, do calado dinâmico e redução dos erros cotidais.
Felipe Rodrigues Santana   +4 more
doaj   +1 more source

Convergence rate across the Nepal Himalaya and interseismic coupling on the Main Himalayan Thrust: Implications for seismic hazard [PDF]

open access: yes, 2012
We document geodetic strain across the Nepal Himalaya using GPS times series from 30 stations in Nepal and southern Tibet, in addition to previously published campaign GPS points and leveling data and determine the pattern of interseismic coupling on the
Ader, Thomas   +14 more
core   +5 more sources

Stress buildup in the Himalaya [PDF]

open access: yes, 2004
The seismic cycle on a major fault involves long periods of elastic strain and stress accumulation, driven by aseismic ductile deformation at depth, ultimately released by sudden fault slip events. Coseismic slip distributions are generally heterogeneous
Avouac, J. P.   +3 more
core   +1 more source

State-of-the-art in studies of glacial isostatic adjustment for the British Isles: a literature review [PDF]

open access: yes, 2016
Understanding the effects of glacial isostatic adjustment (GIA) of the British Isles is essential for the assessment of past and future sea-level trends.
Alistair Rennie   +36 more
core   +1 more source

LARES a new satellite specifically designed for testing general relativity [PDF]

open access: yes, 2015
It is estimated that today several hundred operational satellites are orbiting Earth while many more either already re-entered the atmosphere or are no longer operational.
Ciufolini, Ignazio   +3 more
core   +3 more sources

Determination of the relationship between Vietnam national coordinate reference system (VN-2000) and ITRS, WGS84 and PZ-90 [PDF]

open access: yesE3S Web of Conferences, 2019
In July 2000, Hanoi-72 reference system was replaced by the Vietnam reference system, namely as VN-2000 as an official geodetic background system in Vietnam.
Pham Thi Hoa   +4 more
doaj   +1 more source

Rotations of nuclei with reflection asymmetry correlations [PDF]

open access: yes, 2001
We propose a collective Hamiltonian which incorporates interactions capable to generate rotations in nuclei with simultaneous presence of octupole and quadrupole deformations.
A. Bohr   +17 more
core   +3 more sources

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