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Journal articles on the topic 'Space gravimetry'

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1

Fang, Jie, Wenzhang Wang, Yang Zhou, et al. "Classical and Atomic Gravimetry." Remote Sensing 16, no. 14 (2024): 2634. http://dx.doi.org/10.3390/rs16142634.

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Gravity measurements have important applications in geophysics, resource exploration, geodesy, and inertial navigation. The range of classical gravimetry includes laser interferometer (LI)-based absolute gravimeters, spring relative gravimeters, superconducting gravimeters, airborne/marine gravimeters, micro-electromechanical-system (MEMS) gravimeters, as well as gravity satellites and satellite altimetry. Atomic gravimetry is a new absolute gravity measurement technology based on atom interferometers (AIs) and features zero drift, long-term stability, long-term continuous measurements, and hi
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Yu, Dongyao, Zhiming Xiong, Juliang Cao, Shaokun Cai, Ruihang Yu, and Wei Liu. "Methods for Underwater Gravity Measurement Error Compensations Based on Correlation Analysis." Applied Sciences 12, no. 20 (2022): 10511. http://dx.doi.org/10.3390/app122010511.

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The measurement of Earth’s gravitational field is important in geophysics, geodynamics, geodesy, oceanography, and space science. The ocean covers 71% of the earth’s surface; therefore, measuring the ocean’s gravitational field is crucial. Compared with shipborne gravimetry, underwater gravimetry near the seafloor is closer to gravity sources and can obtain short-wavelength gravity information that is useful for small-scale deposit detection and seawater intrusion monitoring. This article focuses on gravimetric errors caused by the poor dynamics of the carrier; an error compensation method for
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3

Krynski, Jan. "Gravity field modelling and gravimetry." Geodesy and Cartography 64, no. 2 (2015): 177–200. http://dx.doi.org/10.1515/geocart-2015-0012.

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Abstract The summary of research activities concerning gravity field modelling and gravimetric works performed in Poland in the period of 2011-2014 is presented. It contains the results of research on geoid modelling in Poland and other countries, evaluation of global geopotential models, determination of temporal variations of the gravity field with the use of data from satellite gravity space missions, absolute gravity surveys for the maintenance and modernization of the gravity control in Poland and overseas, metrological aspects in gravimetry, maintenance of gravimetric calibration baselin
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4

Matviienko, S. A. "Relativistic gravimetry." Geofizicheskiy Zhurnal 44, no. 1 (2022): 23–39. http://dx.doi.org/10.24028/gzh.v44i1.253709.

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Work on the creation of a device that will be able to measure the parameters of the Earth’s gravitational field in space was started at the State Design Office «Yuzhnoye» in 2001 as part of the formation of a scientific research program on the «Sich-1M» spacecraft. But since there were no devices in the world to directly measure the parameters of the Earth’s gravitational field in space, the idea arose to use the relativistic «red shift» effect to solve this problem. The possibility of practical implementation of this idea arose in 2008—2010 during the implementation of the STCU project No. 38
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5

Caron, Lambert, and Erik R. Ivins. "A baseline Antarctic GIA correction for space gravimetry." Earth and Planetary Science Letters 531 (February 2020): 115957. http://dx.doi.org/10.1016/j.epsl.2019.115957.

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6

Zheng, Wei, and Xuefeng Chen. "An Approach to Gravity Anomaly Solution in Airborne Scalar Gravimetry." Mathematical Problems in Engineering 2021 (April 3, 2021): 1–9. http://dx.doi.org/10.1155/2021/8867936.

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Airborne scalar gravimetry, a kinematic survey technology, is one of the most efficient techniques to acquire the gravity data in the areas where it is neither practical nor possible to make terrestrial measurement. Recently, studies have shown that the precision reaches sub-mGal. Besides the improvement of the instruments, the data processing and gravity anomaly solution algorithms are evolving consistently. This paper investigates an approach based on developing a state space model and using Kalman filtering and smoothing to determine gravity anomaly. The state space model is developed based
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7

Milyukov, V. K., and Hsien-Chi Yeh. "Next Generation Space Gravimetry: Scientific Tasks, Concepts, and Realization." Astronomy Reports 62, no. 12 (2018): 1003–12. http://dx.doi.org/10.1134/s1063772918120090.

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8

Zhou, JiangCun, HePing Sun, and JianQiao Xu. "Validating global hydrological models by ground and space gravimetry." Science Bulletin 54, no. 9 (2009): 1534–42. http://dx.doi.org/10.1007/s11434-009-0006-9.

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9

Abbasi, M., J. P. Barriot, and J. Verdun. "Airborne LaCoste & Romberg gravimetry: a space domain approach." Journal of Geodesy 81, no. 4 (2006): 269–83. http://dx.doi.org/10.1007/s00190-006-0107-z.

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10

Fiziev, Plamen. "Some Warnings About Quantum Space Gravimetry Enhance Earth Observations Project." Journal of Physics: Conference Series 2255, no. 1 (2022): 012007. http://dx.doi.org/10.1088/1742-6596/2255/1/012007.

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Abstract In this paper, we discuss in brief some basic issues of quantum space gravimetry, related to standard approach of geodesy which is based on the Newton model of gravity and Euclidean geometry. We emphasize the need to apply relativistic gravity in practical high-precision geodesy. Here we do not intend to solve the existing hard experimental and theoretical problems, being essential for the topic: development of quantum gravity, physics of dark matter and dark energy, novel physical principles of extended general relativity, in particular, a nonlinear superposition principle in general
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11

Hanada, H., T. Iwata, N. Namiki, et al. "VLBI for better gravimetry in SELENE." Advances in Space Research 42, no. 2 (2008): 341–46. http://dx.doi.org/10.1016/j.asr.2007.11.003.

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12

Müller, Fabian, Olivier Carraz, Pieter Visser, and Olivier Witasse. "Cold atom gravimetry for planetary missions." Planetary and Space Science 194 (December 2020): 105110. http://dx.doi.org/10.1016/j.pss.2020.105110.

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13

Flechtner, Frank, Christoph Reigber, Reiner Rummel, and Georges Balmino. "Satellite Gravimetry: A Review of Its Realization." Surveys in Geophysics 42, no. 5 (2021): 1029–74. http://dx.doi.org/10.1007/s10712-021-09658-0.

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AbstractSince Kepler, Newton and Huygens in the seventeenth century, geodesy has been concerned with determining the figure, orientation and gravitational field of the Earth. With the beginning of the space age in 1957, a new branch of geodesy was created, satellite geodesy. Only with satellites did geodesy become truly global. Oceans were no longer obstacles and the Earth as a whole could be observed and measured in consistent series of measurements. Of particular interest is the determination of the spatial structures and finally the temporal changes of the Earth's gravitational field. The k
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14

Kusche, J., A. Eicker, E. Forootan, A. Springer, and L. Longuevergne. "Mapping probabilities of extreme continental water storage changes from space gravimetry." Geophysical Research Letters 43, no. 15 (2016): 8026–34. http://dx.doi.org/10.1002/2016gl069538.

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15

Flury, J., and R. Rummel. "Future Satellite Gravimetry for Geodesy." Earth, Moon, and Planets 94, no. 1-2 (2004): 13–29. http://dx.doi.org/10.1007/s11038-005-3756-7.

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16

Zhou, Jiangcun, Heping Sun, Jianqiao Xu, and Weimin Zhang. "Estimation of local water storage change by space- and ground-based gravimetry." Journal of Applied Geophysics 131 (August 2016): 23–28. http://dx.doi.org/10.1016/j.jappgeo.2016.05.007.

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17

Marti, Florence, Alejandro Blazquez, Benoit Meyssignac, et al. "Monitoring the ocean heat content change and the Earth energy imbalance from space altimetry and space gravimetry." Earth System Science Data 14, no. 1 (2022): 229–49. http://dx.doi.org/10.5194/essd-14-229-2022.

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Abstract. The Earth energy imbalance (EEI) at the top of the atmosphere is responsible for the accumulation of heat in the climate system. Monitoring the EEI is therefore necessary to better understand the Earth's warming climate. Measuring the EEI is challenging as it is a globally integrated variable whose variations are small (0.5–1 W m−2) compared to the amount of energy entering and leaving the climate system (∼340 W m−2). Since the ocean absorbs more than 90 % of the excess energy stored by the Earth system, estimating the ocean heat content (OHC) change provides an accurate proxy of the
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18

Zhamkov, A. S., and V. K. Milyukov. "Next Generation Gravity Missions to Address the Challenges of High-Precision Space Gravimetry." Izvestiya, Physics of the Solid Earth 57, no. 2 (2021): 266–78. http://dx.doi.org/10.1134/s1069351321020130.

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19

Llubes, M., N. Florsch, B. Legresy, et al. "Crustal thickness in Antarctica from CHAMP gravimetry." Earth and Planetary Science Letters 212, no. 1-2 (2003): 103–17. http://dx.doi.org/10.1016/s0012-821x(03)00245-0.

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20

Abrykosov, Petro, Roland Pail, Thomas Gruber, et al. "Impact of a novel hybrid accelerometer on satellite gravimetry performance." Advances in Space Research 63, no. 10 (2019): 3235–48. http://dx.doi.org/10.1016/j.asr.2019.01.034.

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21

Bull, Ryan, Ryan Mitch, Justin Atchison, Jay McMahon, Andrew Rivkin, and Erwan Mazarico. "Optical Gravimetry mass measurement performance for small body flyby missions." Planetary and Space Science 205 (October 2021): 105289. http://dx.doi.org/10.1016/j.pss.2021.105289.

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22

Devyatisilny, A. S., and A. V. Shurygin. "Mathematical Model of Satellite-Inertial Mobile Computational Gravimetry." Mekhatronika, Avtomatizatsiya, Upravlenie 22, no. 1 (2021): 43–47. http://dx.doi.org/10.17587/mau.22.43-47.

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The article proposes a mathematical model of a hybrid system installed on board of a moving object and represented by an inertial sensor of the vector of specific forces — a three-component newtonometer with orthogonal sensitivity axes and a network of receivers of a navigation satellite system (HSS). The purpose of this hybrid system is the temporal estimations of the nearEarth gravitational field on the trajectory of the object. Within the Newtonian mechanics the possibility of choosing an inertial reference system with a beginning at the center of mass of the Earth is assumed; сomplementary
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23

Cicalò, S., G. Schettino, S. Di Ruzza, E. M. Alessi, G. Tommei, and A. Milani. "The BepiColombo MORE gravimetry and rotation experiments with the orbit14 software." Monthly Notices of the Royal Astronomical Society 457, no. 2 (2016): 1507–21. http://dx.doi.org/10.1093/mnras/stw052.

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24

Nie, Yufeng, Yunzhong Shen, Qiujie Chen, and Yun Xiao. "Hybrid-precision arithmetic for numerical orbit integration towards future satellite gravimetry missions." Advances in Space Research 66, no. 3 (2020): 671–88. http://dx.doi.org/10.1016/j.asr.2020.04.042.

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25

Cazenave, A., K. Dominh, S. Guinehut, et al. "Sea level budget over 2003–2008: A reevaluation from GRACE space gravimetry, satellite altimetry and Argo." Global and Planetary Change 65, no. 1-2 (2009): 83–88. http://dx.doi.org/10.1016/j.gloplacha.2008.10.004.

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26

Sasgen, I., H. Dobslaw, Z. Martinec, and M. Thomas. "Satellite gravimetry observation of Antarctic snow accumulation related to ENSO." Earth and Planetary Science Letters 299, no. 3-4 (2010): 352–58. http://dx.doi.org/10.1016/j.epsl.2010.09.015.

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27

Schwarz, Klaus-Peter, and Ye Cai Li. "What can airborne gravimetry contribute to geoid determination?" Journal of Geophysical Research: Solid Earth 101, B8 (1996): 17873–81. http://dx.doi.org/10.1029/96jb00819.

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28

Jacoby, W. "Gravimetry and space techniques applied to geodynamics and ocean dynamics; geophysical monograph 82 and IUGG volume 17." Journal of Geodynamics 20, no. 1 (1995): 97. http://dx.doi.org/10.1016/0264-3707(95)90008-x.

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29

Orlob, Martin, and Alexander Braun. "On the Detectability of Synthetic Disturbances in FG5 Absolute Gravimetry Data Using Lomb-Scargle Analysis." GEOMATICA 66, no. 2 (2012): 113–24. http://dx.doi.org/10.5623/cig2012-024.

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An instrumental or environmental disturbance (signal plus noise) in FG5 absolute gravimetry observations becomes visible by analyzing the residuals, which represent the misfit from the theoretical acceleration parabola. While spectral analysis of FG5 residuals via classical discrete Fourier transform (DFT) is limited by the non-equispaced nature of the FG5 observations, the Lomb-Scargle periodogram can analyze nonequispaced observations and estimate (detect) signals in FG5 residuals. We investigate the detectability of synthetically introduced disturbances in FG5 residuals using Lomb-Scargle p
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30

Forsberg, René. "A new covariance model for inertial gravimetry and gradiometry." Journal of Geophysical Research 92, B2 (1987): 1305. http://dx.doi.org/10.1029/jb092ib02p01305.

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31

Sacerdote, Fausto, and Fernando Sansò. "IV: GEODESY: Remarks on the Role of Height Datum in Altimetry-Gravimetry Boundary-Value Problems." Space Science Reviews 108, no. 1/2 (2003): 253–60. http://dx.doi.org/10.1023/a:1026167123128.

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32

Bukač, Blaženka, Marijan Grgić, and Tomislav Bašić. "What have we learnt from ICESat on greenland ice sheet change and what to expect from current ICESat-2." Geodetski vestnik 65, no. 01 (2021): 94–109. http://dx.doi.org/10.15292/geodetski-vestnik.2021.01.94-109.

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Ice-sheet mass balance and ice behaviour have been effectively monitored remotely by space-borne laser ranging technology, i.e. satellite laser altimetry, and/or satellite gravimetry. ICESat mission launched in 2003 has pioneered laser altimetry providing a large amount of elevation data related to ice sheet change with high spatial and temporal resolution. ICESat-2, the successor to the ICESat mission, was launched in 2018, continuing the legacy of its predecessor. This paper presents an overview of the satellite laser altimetry and a review of Greenland ice sheet change estimated from ICESat
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33

Wei Guo, 魏国, 杨泽坤 Yang Zekun, 高春峰 Gao Chunfeng та ін. "基于二维激光多普勒测速仪的捷联式车载自主重力测量方法". Infrared and Laser Engineering 52, № 6 (2023): 20230174. http://dx.doi.org/10.3788/irla20230174.

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34

Sasgen, Ingo, Alba Martín-Español, Alexander Horvath, et al. "Altimetry, gravimetry, GPS and viscoelastic modeling data for the joint inversion for glacial isostatic adjustment in Antarctica (ESA STSE Project REGINA)." Earth System Science Data 10, no. 1 (2018): 493–523. http://dx.doi.org/10.5194/essd-10-493-2018.

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Abstract. The poorly known correction for the ongoing deformation of the solid Earth caused by glacial isostatic adjustment (GIA) is a major uncertainty in determining the mass balance of the Antarctic ice sheet from measurements of satellite gravimetry and to a lesser extent satellite altimetry. In the past decade, much progress has been made in consistently modeling ice sheet and solid Earth interactions; however, forward-modeling solutions of GIA in Antarctica remain uncertain due to the sparsity of constraints on the ice sheet evolution, as well as the Earth's rheological properties. An al
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35

Kearsley, A. H. W. "Data requirements for determining precise relative geoid heights from gravimetry." Journal of Geophysical Research 91, B9 (1986): 9193. http://dx.doi.org/10.1029/jb091ib09p09193.

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36

Mémin, A., T. Flament, F. Rémy, and M. Llubes. "Snow- and ice-height change in Antarctica from satellite gravimetry and altimetry data." Earth and Planetary Science Letters 404 (October 2014): 344–53. http://dx.doi.org/10.1016/j.epsl.2014.08.008.

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37

Hurkmans, R. T. W. L., J. L. Bamber, C. H. Davis, et al. "Time-evolving mass loss of the Greenland Ice Sheet from satellite altimetry." Cryosphere 8, no. 5 (2014): 1725–40. http://dx.doi.org/10.5194/tc-8-1725-2014.

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Abstract. Mass changes of the Greenland Ice Sheet may be estimated by the input–output method (IOM), satellite gravimetry, or via surface elevation change rates (dH/dt). Whereas the first two have been shown to agree well in reconstructing ice-sheet wide mass changes over the last decade, there are few decadal estimates from satellite altimetry and none that provide a time-evolving trend that can be readily compared with the other methods. Here, we interpolate radar and laser altimetry data between 1995 and 2009 in both space and time to reconstruct the evolving volume changes. A firn densific
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38

Hurkmans, R. T. W. L., J. L. Bamber, C. H. Davis, et al. "Time-evolving mass loss of the Greenland ice sheet from satellite altimetry." Cryosphere Discussions 8, no. 1 (2014): 1057–93. http://dx.doi.org/10.5194/tcd-8-1057-2014.

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Abstract. Mass changes of the Greenland ice sheet may be estimated by the Input Output Method (IOM), satellite gravimetry, or via surface elevation change rates (dH / dt). Whereas the first two have been shown to agree well in reconstructing mass changes over the last decade, there are few decadal estimates from satellite altimetry and none that provide a time evolving trend that can be readily compared with the other methods. Here, we interpolate radar and laser altimetry data between 1995 and 2009 in both space and time to reconstruct the evolving volume changes. A firn densification model f
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39

George, Santhosh, Ramya Sadananda, Jidesh Padikkal, Ajil Kunnarath, and Ioannis K. Argyros. "New Trends in Applying LRM to Nonlinear Ill-Posed Equations." Mathematics 12, no. 15 (2024): 2377. http://dx.doi.org/10.3390/math12152377.

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Tautenhahn (2002) studied the Lavrentiev regularization method (LRM) to approximate a stable solution for the ill-posed nonlinear equation κ(u)=v, where κ:D(κ)⊆X⟶X is a nonlinear monotone operator and X is a Hilbert space. The operator in the example used in Tautenhahn’s paper was not a monotone operator. So, the following question arises. Can we use LRM for ill-posed nonlinear equations when the involved operator is not monotone? This paper provides a sufficient condition to employ the Lavrentiev regularization technique to such equations whenever the operator involved is non-monotone. Under
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40

Groh, Andreas, Martin Horwath, Alexander Horvath, et al. "Evaluating GRACE Mass Change Time Series for the Antarctic and Greenland Ice Sheet—Methods and Results." Geosciences 9, no. 10 (2019): 415. http://dx.doi.org/10.3390/geosciences9100415.

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Satellite gravimetry data acquired by the Gravity Recovery and Climate Experiment (GRACE) allows to derive the temporal evolution in ice mass for both the Antarctic Ice Sheet (AIS) and the Greenland Ice Sheet (GIS). Various algorithms have been used in a wide range of studies to generate Gravimetric Mass Balance (GMB) products. Results from different studies may be affected by substantial differences in the processing, including the applied algorithm, the utilised background models and the time period under consideration. This study gives a detailed description of an assessment of the performa
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41

Hinderer, J., B. Hector, U. Riccardi, et al. "A study of the monsoonal hydrology contribution using a 8-yr record (2010–2018) from superconducting gravimeter OSG-060 at Djougou (Benin, West Africa)." Geophysical Journal International 221, no. 1 (2020): 431–39. http://dx.doi.org/10.1093/gji/ggaa027.

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SUMMARY We analyse a nearly 8-yr record (2010–2018) of the superconducting gravimeter OSG-060 located at Djougou (Benin, West Africa). After tidal analysis removing all solid Earth and ocean loading tidal contributions and correcting for the long-term instrumental drift and atmospheric loading, we obtain a gravity residual signal which is essentially a hydrological signal due to the monsoon. This signal is first compared to several global hydrology models (ERA, GLDAS and MERRA). Our superconducting gravimeter residual signal is also superimposed onto episodic absolute gravity measurements and
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42

Blank, Daniel, Annette Eicker, Laura Jensen, and Andreas Güntner. "A global analysis of water storage variations from remotely sensed soil moisture and daily satellite gravimetry." Hydrology and Earth System Sciences 27, no. 13 (2023): 2413–35. http://dx.doi.org/10.5194/hess-27-2413-2023.

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Abstract. Water storage changes in the soil can be observed on a global scale with different types of satellite remote sensing. While active or passive microwave sensors are limited to the upper few centimeters of the soil, satellite gravimetry can detect changes in the terrestrial water storage (TWS) in an integrative way, but it cannot distinguish between storage variations in different compartments or soil depths. Jointly analyzing both data types promises novel insights into the dynamics of subsurface water storage and of related hydrological processes. In this study, we investigate the gl
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43

Kearsley, A. H. W. "Tests on the recovery of precise geoid height differences from gravimetry." Journal of Geophysical Research 93, B6 (1988): 6559. http://dx.doi.org/10.1029/jb093ib06p06559.

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44

Brozena, J. M., G. L. Mader, and M. F. Peters. "Interferometric Global Positioning System: Three-dimensional positioning source for airborne gravimetry." Journal of Geophysical Research 94, B9 (1989): 12153. http://dx.doi.org/10.1029/jb094ib09p12153.

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45

Boucher, C. "Relativistic effects in geodynamics." Symposium - International Astronomical Union 114 (1986): 241–53. http://dx.doi.org/10.1017/s0074180900148260.

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Geodesy has now reached such an accuracy in both measuring and modelling that time variations of the size, shape and gravity field of the Earth must be basically considered under the name of Geodynamics. The objective is therefore the description of point positions and gravity field functions in a terrestrial reference frame, together with their time variations.For this purpose, relativistic effects must be taken into account in models. Currently viable theories of gravitation such as Einstein's General Relativity can be expressed in the solar system into the parametrized post-newtonian (PPN)
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46

Timofeev, V. Y., A. V. Timofeev, D. G. Ardyukov, I. S. Sizikov, and D. A. Nosov. "Modern displacements measurements at Talay station (south-west part of Baikal rift)." Vestnik SSUGT (Siberian State University of Geosystems and Technologies) 28, no. 4 (2023): 59–70. http://dx.doi.org/10.33764/2411-1759-2023-28-4-59-70.

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The rates of modern displacements are an important factor in the modern geodynamics of the Baikal rift system. Reflection of strong earthquakes in the experimental values of displacements is still to be discussed, as well as the question of modern vertical movements. According to the measurements of 1992–2022, performed by the methods of absolute gravimetry and space geodesy, the velocities of vertical and horizontal movements at the Talaya seismic station (Baikal Rift). The displacement rates were determined as 1.7 mm/year – 1.9 mm/year at the SEE relative to the Irkutsk point (Siberian platf
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47

Zhou, Yin, Leyuan Wu, Bin Wu, et al. "Fourier-domain modeling of gravity effects caused by a vertical polyhedral prism, with application to a water reservoir storage process." GEOPHYSICS 85, no. 6 (2020): G115—G127. http://dx.doi.org/10.1190/geo2020-0077.1.

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We have developed a new Fourier-domain algorithm for the modeling of gravity effects caused by a vertical polyhedral prism. Simplified and more compact Fourier-domain expressions are derived for the vertical gravity anomaly on a 2D plane either above, in the middle of, or below the vertical polyhedral prism. A new Fourier-domain algorithm, which combines a low-order Gauss fast Fourier transform (FFT) algorithm and a low-order nonuniform FFT algorithm, to permit polar sampling near the zero wave vector, is introduced. To validate the numerical efficiency of the new algorithm, we carry out a ser
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48

Jekeli, Christopher, and Jay H. Kwon. "Geoid profile determination by direct integration of GPS inertial navigation system vector gravimetry." Journal of Geophysical Research: Solid Earth 107, B10 (2002): ETG 3–1—ETG 3–10. http://dx.doi.org/10.1029/2001jb001626.

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49

Xavier, Luciano, M. Becker, A. Cazenave, L. Longuevergne, W. Llovel, and O. C. Rotunno Filho. "Interannual variability in water storage over 2003–2008 in the Amazon Basin from GRACE space gravimetry, in situ river level and precipitation data." Remote Sensing of Environment 114, no. 8 (2010): 1629–37. http://dx.doi.org/10.1016/j.rse.2010.02.005.

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50

Mandea, Mioara, Véronique Dehant, and Anny Cazenave. "GRACE—Gravity Data for Understanding the Deep Earth’s Interior." Remote Sensing 12, no. 24 (2020): 4186. http://dx.doi.org/10.3390/rs12244186.

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While the main causes of the temporal gravity variations observed by the Gravity Recovery and Climate Experiment (GRACE) space mission result from water mass redistributions occurring at the surface of the Earth in response to climatic and anthropogenic forces (e.g., changes in land hydrology, ocean mass, and mass of glaciers and ice sheets), solid Earth’s mass redistributions were also recorded by these observations. This is the case, in particular, for the glacial isostatic adjustment (GIA) or the viscous response of the mantle to the last deglaciation. However, it has only recently been sho
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