Hydrocode modeling of Chicxulub as an oblique impact event

Earth and Planetary Science Letters

Volumn 165, Issue 2, 1999, Pages 163-176

  Pierazzo, Elisabetta ^a   Melosh, H Jay ^a  

^a UNIVERSITY OF ARIZONA   (United States)

Author keywords

Chicxulub crater; Impacts; K T boundary; Three dimensional models

Indexed keywords

ASTEROID; CRETACEOUS-TERTIARY BOUNDARY; IMPACT STRUCTURE; MELTING; TRAJECTORY;

MEXICO;

EID: 0033616336     PISSN: 0012821X     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0012-821X(98)00263-5     Document Type: Article

References (26)

1. Hildebrand A.R., Penfield G.T., Kring D.A., Pilkington M., Jacobsen S., Boynton W.V. Chicxulub crater: A possible Cretaceous-Tertiary boundary impact crater on the Yucatan Peninsula, Mexico. Geology. 19:1991;867-871.
2. Sepkoski J. Extinction and the fossil record. Geotimes. 39:1994;15-17.
3. B.A. Ivanov, D.D. Badukov, O.I. Yakovlev, M.V. Gerasimov, Y.P. Dikov, K.O. Pope, A.C. Ocampo. Degassing of sedimentary rocks due to Chicxulub impact: Hydrocode and physical simulations, in: G. Ryder, D. Fastovsky, S. Gartner (Eds.), The Cretaceous-Tertiary Event and Other Catastrophes in Earth History, Geol. Soc. Am. Spec. Pap. 307 (1996) 125-139.
4. Pierazzo E., Kring D.A., Melosh H.J. Hydrocode simulation of the Chicxulub impact event and the production of climatically active gases. J. Geophys. Res. 103:1998;28607-28626.
5. E.M. Shoemaker, Interpretation of lunar craters, in: Z. Kopal (Ed.), Physics and Astronomy of the Moon, Academic Press, New York, 1962, pp. 283-359.
6. O'Keefe J.D., Ahrens T.J. Oblique impact: a process for obtaining meteorite samples from other planets. Science. 234:1986;346-349.
7. Gault D.E., Wedekind J.A. Experimental studies of oblique impacts. Proc. Lunar Planet. Sci. Conf. 9:1978;3843-3875.
8. H.J. Melosh, Impact Cratering: A Geologic Process, Oxford University Press, New York, 1989, 145 pp.
9. Schultz P.H., Anderson R.R. Asymmetry of the Manson impact structure: Evidence for impact angle and direction. Geol. Soc. Am. Spec. Pap. 302:1996;397-417.
10. Schultz P.H., D'Hondt S. Cretaceous-Tertiary (Chicxulub impact angle and its consequences). Geology. 24:1996;963-967.
11. A.R. Hildebrand, M. Pilkington, J. Halpenny, R. Cooper, M. Connors, C. Ortiz-Aleman, R.E. Chavez, J. Urrutia-Fucugauchi, E. Graniel-Castro, A. Camara-Zi, R.T. Buffler, Mapping Chicxulub crater structure with overlapping gravity and seismic surveys, 29th LPSC, 1998.
12. E. Pierazzo, D.A. Crawford, Modeling Chicxulub as an oblique impact event: Results of hydrocode simulations, 29th LPSC, 1998.
13. McGlaun J.M., Thompson S.L. CTH: A three-dimensional shock wave physics code. Int. J. Impact Eng. 10:1990;360-361.
14. S.L. Thompson, CSQIII: An Eulerian Finite Difference Program for Two-Dimensional Material Response: Users Manual, SAND87-2763, Sandia National Laboratories, Albuquerque, NM, 1988.
15. SESAME '83, Report on the Los Alamos Equation-of-State Library, LALP-83-4, Los Alamos National Laboratory, Los Alamos, NM, 1983.
16. S.L. Thompson, H.S. Lauson, Improvements in the Chart-D radiation-hydrodynamic code III: Revised analytic equations of state, Tech. Rep. SC-RR-71 0714, Sandia National Laboratories, 1972.
17. J.M. Dahl, P.H. Schultz, Shock decay in oblique impacts, LPSC, 1998.
18. Schultz P.H., Gault D.E. Prolonged global catastrophes from oblique impacts. Geol. Soc. Am. Spec. Pap. 247:1990;239-261.
19. Schultz P.H. Effect of impact angle on vaporization. J. Geophys. Res. 100:1996;21117-21135.
20. Pope K.O., Baines K.H., Ocampo A.C., Ivanov B.A. Energy, volatile production, and climatic effects of the Chicxulub Cretaceous/Tertiary impact. J. Geophys. Res. 102:1997;21645-21664.
21. M.W. Chase Jr., C.A. Davies, J.R. Downey Jr., D.J. Frurip, R.A. McDonald, A.N. Syverud, JANAF thermodynamical tables, 3rd ed. J. Phys. Chem. Ref. Data 14 (1985) 3 vol.
22. R.A. Robie, B.S. Hemingway, J.R. Fisher, Thermodynamic properties of minerals and related substances at 298.15 K and 1 bar (105 Pa) pressure and at higher temperatures, Bull. U.S. Geophys. Soc. (1979) 1452 pp.
23. Ghiorso M.S., Sack R.O. Chemical mass transfer in magmatic processes IV. A revised and internally consistent thermodynamic model for the interpolation and extrapolation of liquid-solid equilibria in magmatic systems at elevated temperatures and pressures. Contrib. Mineral. Petrol. 119:1995;187-212.
24. Ahrens T.J., O'Keefe J.D. Shock melting and vaporization of lunar rocks and minerals. Moon. 4:1972;214-249.
25. 2-atmosphere on the Earth, 14th LPSC, 1983, pp. 419-420.
26. Schmidt R.M., Housen K.R. Some recent advances in the scaling of impact and explosion cratering. Int. J. Impact Eng. 5:1987;543-560.