The rotational and gravitational signature of the December 26, 2004 Sumatran earthquake

Surveys in Geophysics

Volumn 27, Issue 6, 2006, Pages 615-632

  Gross, Richard S ^a   Chao, Benjamin F ^b  

^a CALIFORNIA INSTITUTE OF TECHNOLOGY   (United States)

^b NATIONAL CENTRAL UNIVERSITY   (Taiwan)

Author keywords

Earth rotation; Earthquake; Gravitational field; Length of day; Polar motion

Indexed keywords

EARTH (PLANET); GRAVITY WAVES; MATHEMATICAL MODELS; ROTATION; SEISMIC WAVES;

EARTH ROTATION; LENGTH-OF-DAY; POLAR MOTION; STATIC DISPLACEMENT FIELD;

EARTHQUAKES;

DISPLACEMENT; EARTHQUAKE MAGNITUDE; FOCAL MECHANISM; GRAVITY; SEISMIC WAVE; SUMATRA EARTHQUAKE 2004;

PYRUS COMMUNIS;

EID: 33751522384     PISSN: 01693298     EISSN: None     Source Type: Journal    
DOI: 10.1007/s10712-006-9008-1     Document Type: Article

References (43)

1. Aki K, Richards PG (1980) Quantitative seismology. Freeman, New York
2. Chao BF, Gross RS (1987) Changes in the Earth's rotation and low-degree gravitational field induced by earthquakes. Geophys J R Astr Soc 91:569-596
3. Chao BF, Gross RS (2000) Coseismic excitation of the Earth's polar motion. In: Dick S, McCarthy D, Luzum B (eHs) Polar motion: historical and scientific problems, IAU Colloq. 178, Astron Soc Pacific Conf Series, vol. 208, San Francisco, pp 355-367
4. Chao BF, Gross RS (2005) Did the 26 December 2004 Sumatra, Indonesia, earthquake disrupt the Earth's rotation as the mass media have said? EOS Trans AGU 86(1):1-2
5. Chao BF, Gross RS, Han Y-B (1996) Seismic excitation of polar motion, 1977-1993. Pure Appl Geophys 146:407-419
6. Dahlen FA (1971) The excitation of the Chandler wobble by earthquakes. Geophys J R Astr Soc 25:157-206
7. Dahlen FA (1973) A correction to the excitation of the Chandler wobble by earthquakes. Geophys J R Astr Soc 32:203-217
8. Dahlen FA, Tromp J (1998) Theoretical global seismology. Princeton University Press, Princeton
9. Dragoni M, Yuen DA, Boschi E (1983) Global postseismic deformation in a stratified viscoelastic Earth: Effects on Chandler Wobble excitation. J Geophys Res 88:2240-2250
10. Dziewonski AM, Anderson DL (1981) Preliminary reference Earth model. Phys Earth Planet Inter 25:297-356
11. Dziewonski AM, Ekström G, Franzen JE, Woodhouse JH (1987) Global seismicity of 1977: Centroid-moment tensor solutions for 471 earthquakes. Phys Earth Planet Inter 45:11-36
12. Dziewonski AM, Ekström G, Woodhouse JH, Zwart G (1990) Centroid-moment tensor solutions for April-June 1989. Phys Earth Planet Inter 60:243-253
13. Eubanks TM (1993) Variations in the orientation of the Earth. In: Smith DE, Turcotte DL (eds) Contributions of space geodesy to geodynamics: Earth dynamics, American Geophysical Union Geodynamics Series vol. 24, Washington, DC, pp 1-54
14. Gilbert F (1970) Excitation of the normal modes of the Earth by earthquake sources. Geophys J R Astr Soc 22:223-226
15. Gilbert F, Dziewonski AM (1975) An application of normal mode theory to the retrieval of structural parameters and source mechanisms from seismic spectra. Phil Trans R Soc London A278:187-269
16. Gross RS (1986) The influence of earthquakes on the Chandler wobble during 1977-1983. Geophys J R Astr Soc 85:161-177
17. Gross RS Earth rotation variations - long period. In: Herring TA (ed) Treatise on geophysics, vol. 11: Physical geodesy, Elsevier, Amsterdam (in press)
18. Gross RS, Chao BF (1990) The global geodynamic effect of the Macquarie Ridge earthquake. Geophys Res Lett 17:1009-1012
19. Gross RS, Chao BF (2001) The gravitational signature of earthquakes. In: Sideris MG (ed) Gravity, geoid, and geodynamics 2000. IAG Symposia vol. 123, Springer-Verlag, New York, pp 205-210
20. Gross RS, Eubanks TM, Steppe JA, Freedman AP, Dickey JO, Runge TF (1998) A Kalman filter-based approach to combining independent Earth orientation series. J Geodesy 72:215-235
21. Heiskanen WA, Moritz H (1967) Physical geodesy. W. H. Freeman, San Francisco
22. Kanamori H (1970) The Alaska earthquake of 1964: Radiation of long-period surface waves and source mechanism. J Geophys Res 75:5029-5040
23. Kantha LH, Stewart JS, Desai SD (1998) Long-period lunar fortnightly and monthly ocean tides. J Geophys Res 103:12639-12647
24. Kaula WM (1966) Theory of satellite geodesy. Blaisdell, Waltham, Mass
25. Lambeck K (1980) The Earth's variable rotation: Geophysical causes and consequences. Cambridge University Press, New York
26. Lapwood ER, Usami T (1981) Free oscillations of the Earth. Cambridge University Press, Cambridge
27. Masters G, Richards-Dinger K (1998) On the efficient calculation of ordinary and generalized spherical harmonics. Geophys J Int 135:307-309
28. Munk WH, MacDonald GJF (1960) The rotation of the Earth: A geophysical discussion. Cambridge University Press, New York
29. Press F (1965) Displacements, strains, and tilts at teleseismic distances. J Geophys Res 70:2395-2412
30. Sabadini R, Yuen DA, Boschi E (1984) The effects of postseismic motions on the moment of inertia of a stratified viscoelastic earth with an asthenosphere. Geophys J R Astr Soc 79:727-745
31. Salstein DA, Kann DM, Miller AJ, Rosen RD (1993) The Sub-Bureau for Atmospheric Angular Momentum of the International Earth Rotation Service: A meteorological data center with geodetic applications. Bull Amer Meteorol Soc 74:67-80
32. Soldati G, Spada G (1999) Large earthquakes and Earth rotation: The role of mantle relaxation. Geophys Res Lett 26:911-914
33. Soldati G, Piersanti A, Boschi E (1998) Global postseismic gravity changes of a viscoelastic Earth. J Geophys Res 103:29867-29885
34. Souriau A, Cazenave A (1985) Re-evaluation of the seismic excitation of the Chandler wobble from recent data. Earth Planet Sci Lett 75:410-416
35. Stammer D, Wunsch C, Fukumori I, Marshall J (2002) State estimation improves prospects for ocean research. EOS Trans AGU 83(27):289-295
36. Stein S, Okal EA (2005) Speed and size of the Sumatra earthquake. Nature 434:581-582
37. Sun W, Okubo S (2004a) Coseismic deformations detectable by satellite gravity missions: A case study of Alaska (1964, 2002) and Hokkaido (2003) earthquakes in the spectral domain. J Geophys Res 109:B04405, doi:10.1029/2003JB002554
38. Sun W, Okubo S (2004b) Truncated co-seismic geoid and gravity changes in the domain of spherical harmonic degree. Earth Planets Space 56:881-892
39. Tsai VC, Nettles M, Ekström G, Dziewonski AM (2005) Multiple CMT source analysis of the 2004 Sumatra earthquake. Geophys Res Lett 32:L17304, doi:10.1029/2005GL023813
40. Wahr JM (1982) The effects of the atmosphere and oceans on the Earth's wobble-I Theory. Geophys J Roy Astr Soc 70:349-372
41. Wang H (1999) Surface vertical displacements, potential perturbations, and gravity changes of a viscoelastc earth model induced by internal point dislocations. Geophys J Int 137:429-440
42. Wilson CR, Vicente RO (1990) Maximum likelihood estimates of polar motion parameters. In: McCarthy DD, Carter WE (eds) Variations in earth rotation, American Geophysical Union Geophysical Monograph Series vol. 59, Washington, DC, pp 151-155
43. Yoder CF, Williams JG, Parke ME (1981) Tidal variations of Earth rotation. J Geophys Res 86:881-891