نتایج جستجو برای: grace

تعداد نتایج: 4708  

Journal: :Advances in Space Research 2022

GRACE and GRACE-FO require the reduction of non-gravitational accelerations, through an onboard accelerometer, to accurately estimate variations in Earth’s gravitational field. Accuracy accelerometer measurements is vital this mass change recovery significant errors will reduce quality recovered science data. This paper describes our current characterization error sources accelerometers mitigat...

2013
Turhan Çağlar İlker Murat Çağlar Murat Başkurt

Methods: We evaluated 95 patient data retrospectively who were hospitalized with a diagnosis of non-ST elevation ACS between 2005-2006 at the Istanbul University Cardiology Institute. All the patients’ GRACE risk scores were calculated and coronary angiograms were re-analysed. We further divided the patients into three groups according to risk score (Low risk score: <108, medium risk score: 109...

2007
Lorenzo Iorio

In this paper we critically analyze the so far performed and proposed tests for measuring the general relativistic Lense-Thirring effect in the gravitational field of the Earth with some of the existing accurately tracked artificial satellites. The impact of the 2nd generation GRACE-only EIGEN-GRACE02S Earth gravity model and of the 1st CHAMP+GRACE+terrestrial gravity combined EIGEN-CG01C Earth...

Journal: :Communications and Network 2010
Lorenzo Iorio

The impact of possible a-priori “imprinting” effects of general relativity itself on recent attempts to measure the general relativistic Lense-Thirring effect with the LAGEOS satellites orbiting the Earth and the terrestrial geopotential models from the dedicated mission GRACE is investigated. It is analytically shown that general relativity, not explicitly solved for in the GRACE-based models,...

2014

1. If SG can be compared with GRACE, considering the resolution of GRACE, there should be “common” signal between the SGs themselves in Europe. The first method is to look for correlation between the SGs, of which the significance can only be tested after removing the annual component 2. Then, we explain that, in the framework of this study, the EOF tool does not provide usable results, with or...

2011
B. C. Gunter T. Wittwer W. Stolk R. Klees P. Ditmar

In this study we address the question of whether regional gravity field modeling techniques of GRACE data can offer improved resolution over traditional global spherical harmonic solutions. Earlier studies into large, equatorial river basins such as the Amazon, Zambezi and others showed no obvious distinction between regional and global techniques, but this may have been limited by the fact tha...

2016
Gitte Moos Knudsen

s | 31 non-pharmacologic treatments have been shown to result in rapid symptom resolution (defined as a sizeable and statistically significant treatment effect versus placebo that is apparent as early as 24 to 72 hours post-initiation of therapy), despite the tremendous need for rapid antidepressant therapies that would allow for meaningful clinical improvements within the context of very short...

2016
Edward Mills

It is with great regret we have to record the death of Dr. Edward Mills Grace, which took place on May 20th at Thornbury, after some months of failing health. He was born at Downend on November 28th, 1841, the third son of Henry Mills Grace, a very hard-working country doctor, whose leisure moments in the summer were given up to cricket. The other sons were Henry, Alfred, now at Chipping Sodbur...

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