New ultrahigh-resolution picture of Earth's gravity field

Geophysical Research Letters

Volumn 40, Issue 16, 2013, Pages 4279-4283

  Hirt, Christian ^a   Claessens, Sten ^a   Fecher, Thomas ^b   Kuhn, Michael ^a   Pail, Roland ^b   Rexer, Moritz ^a,b  

^a CURTIN UNIVERSITY   (Australia)

^b TECHNICAL UNIVERSITY OF MUNICH   (Germany)

Author keywords

Earth's gravity field; gravity; quasi geoid; ultrahigh resolution; vertical deflections

Indexed keywords

COMMITTEE ON DATA FOR SCIENCE AND TECHNOLOGIES; EARTH'S GRAVITY FIELDS; GRAVITY ACCELERATION; PARALLEL COMPUTATION; QUASI-GEOID; SCIENTIFIC AND ENGINEERING APPLICATIONS; ULTRAHIGH RESOLUTION; VERTICAL DEFLECTIONS;

DEVELOPING COUNTRIES;

GRAVITATION;

ACCELERATION; COMPUTER SIMULATION; EARTH; GEOID; GRAVITY FIELD; NUMERICAL MODEL; RESOLUTION; SATELLITE DATA; SHUTTLE RADAR TOPOGRAPHY MISSION;

EID: 84883080182     PISSN: 00948276     EISSN: 19448007     Source Type: Journal    
DOI: 10.1002/grl.50838     Document Type: Article

References (28)

1. Balmino, G., N. Vales, S. Bonvalot, and, A. Briais, (2012), Spherical harmonic modelling to ultra-high degree of Bouguer and isostatic anomalies, J. Geod., 86 (7), 499-520, doi: 10.1007/s00190-011-0533-4.
2. Becker, J. J., et al. (2009), Global bathymetry and elevation data at 30 arc seconds resolution: SRTM30-PLUS, Mar. Geod., 32 (4), 355-371.
3. Drinkwater, M. R., R. Floberghagen, R. Haagmans, D. Muzi, and, A. Popescu, (2003), GOCE: ESA's first Earth Explorer Core mission, in Earth Gravity Field From Space-From Sensors to Earth Sciences, Space Sciences Series of ISSI, vol. 18, edited by, G. B. Beutler, M. R. Drinkwater, R. Rummel, and, R. von Steiger, pp. 419-432, Kluwer Academic Publishers, Dordrecht, Netherlands.
4. Featherstone, W. E., (2008), GNSS-based heighting in Australia: Current, emerging and future issues, J. Spat. Sci., 53, 115-133.
5. Featherstone, W. E., and, J. M. Rüeger, (2000), The importance of using deviations of the vertical for the reduction of survey data to a geocentric datum, Aust. Surv., 45, 46-61.
6. Flury, J., and, R. Rummel, (2005), Future satellite gravimetry for geodesy, Earth Moon Planets, 94, 13-29, doi: 10.1007/s11038-005-3756-7.
7. Forsberg, R., (1984), A Study of Terrain Reductions, Density Anomalies and Geophysical Inversion Methods in Gravity Field Modelling, Report 355, Department of Geodetic Science and Surveying, Ohio State University, Columbus.
8. Forsberg, R., and, C. C. Tscherning, (1981), The use of height data in gravity field approximation by collocation, J. Geophys. Res., 86 (B9), 7843-7854.
9. Grejner-Brzezinska, D. A., and, J. Wang, (1998), Gravity modeling for high-accuracy GPS/INS integration, Navigation, 45 (3), 209-220.
10. Hirt, C., (2010), Prediction of vertical deflections from high-degree spherical harmonic synthesis and residual terrain model data, J. Geod., 84 (3), 179-190, doi: 10.1007/s00190-009-0354-x.
11. Hirt, C., (2012), Efficient and accurate high-degree spherical harmonic synthesis of gravity field functionals at the Earth's surface using the gradient approach, J. Geod., 86 (9), 729-744, doi: 10.1007/s00190-012-0550-y.
12. Hirt, C., (2013), RTM gravity forward-modeling using topography/ bathymetry data to improve high-degree global geopotential models in the coastal zone, Mar. Geod., 36 (2), 183-202, doi: 10.1080/01490419.2013.779334.
13. Hirt, C., W. E. Featherstone, and, U. Marti, (2010), Combining EGM2008 and SRTM/DTM2006.0 residual terrain model data to improve quasi-geoid computations in mountainous areas devoid of gravity data, J. Geod., 84 (9), 557-567, doi: 10.1007/s00190-010-0395-1.
14. Hirt, C., M. Schmitz, U. Feldmann-Westendorff, G. Wübbena, C.-H. Jahn, and, G. Seeber, (2011), Mutual validation of GNSS height measurements and high-precision geometric-astronomical levelling, GPS Solutions, 15 (2), 149-159, doi: 10.1007/s10291-010-0179-3.
15. Jacoby, W., and, P. L. Smilde, (2009), Gravity Interpretation, Springer, Berlin, Heidelberg.
16. Jarvis, A., H. I. Reuter, A. Nelson, and, E. Guevara, (2008), Hole-filled SRTM for the globe Version 4. [Available from the CGIAR-SXI SRTM 90m database, http://srtm.csi.cgiar.org.]
17. Kuhn, M., W. E. Featherstone, and, J. F. Kirby, (2009), Complete spherical Bouguer gravity anomalies over Australia, Aust. J. Earth Sci., 56, 213-223.
18. Mayer-Gürr, T., E. Kurtenbach, and, A. Eicker, (2010), ITG-Grace2010 Gravity Field Model. [Available at http://www.igg.uni-bonn.de/apmg/index.php? id=itg-grace2010.]
19. Meyer, T. H., D. R. Roman, and, D. B. Zilkoski, (2006), What does height really mean? Part IV: GPS heighting, Surveying Land Inf. Sci., 66, 165-183.
20. Mohr P. J., and, B. N. Taylor, (2005), CODATA recommended values of the fundamental physical constants: 2002, Rev. Mod. Phys., 77, 1-107.
21. Moritz, H., (2000), Geodetic Reference System 1980, J. Geod., 74, 128-140.
22. Pail, R., et al. (2010), Combined satellite gravity field model GOCO01S derived from GOCE and GRACE, Geophys. Res. Lett., 37, L20314, doi: 10.1029/2010GL044906.
23. Pail, R., et al. (2011), First GOCE gravity field models derived by three different approaches, J. Geod., 85 (11), 819-843, doi: 10.1007/s00190-011-0467- x.
24. Pavlis, N. K., S. A. Holmes, S. C. Kenyon, and, J. K. Factor, (2012), The development and evaluation of the Earth Gravitational Model 2008 (EGM2008), J. Geophys. Res., 117, B04406, doi: 10.1029/2011JB008916.
25. Rummel, R., (2012), Height unification using GOCE, J. Geod. Sci., 2, 355-362.
26. Sansò F., and, M. G. Sideris, (2013), The local modelling of the gravity field: The terrain effects, in Lecture Notes in Earth System Sciences, vol. 110, p. 169, Springer, Berlin, Heidelberg.
27. Torge, W., (1989), Gravimetry, Walter de Gruyter, Berlin, New York.
28. Tziavos, I. N., and, M. G. Sideris, (2013), Topographic reductions in gravity and geoid modeling, in Lecture Notes in Earth System Sciences, vol. 110, pp. 337-400, Springer, Berlin Heidelberg.