Near-Earth asteroid 1995 HM: A highly-elongated monolith rotating under tension?

Planetary and Space Science

Volumn 45, Issue 9, 1997, Pages 1091-1098

  Steel, D I ^a,b,c   McNaught, R H ^b,d   Garradd, G J ^b,e   Asher, D J ^b,f   Taylor, A D ^c  

^a Rundle Mall ^*  (Australia)

^b ANGLO AUSTRALIAN OBSERVATORY   (Australia)

^c UNIVERSITY OF ADELAIDE   (Australia)

^d Loomberah Observatory ^*  (Australia)

^e Loomberah Observatory   (Australia)

^f NATIONAL ASTRONOMICAL OBSERVATORY OF JAPAN   (Japan)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 0000708208     PISSN: 00320633     EISSN: None     Source Type: Journal    
DOI: 10.1016/s0032-0633(97)00063-9     Document Type: Article

References (33)

1. Ahrens, T. J. and Harris, A. W. (1992) Deflection and fragmentation of near-Earth asteroids. Nature 360, 429-433.
2. Binzel, R. P., Farinella, P., Zappalà, V. and Cellino, A. (1989) Asteroid rotation rates: distributions and statistics. In Asteroids II, eds R. P. Binzel, T. Gehrels and M. S. Matthews, pp. 416-441. University of Arizona Press, Tucson, Arizona.
3. Binzel, R. P., Xu, S., Bus, S. J. and Bowell, E. (1992) Origins for the near-Earth asteroids. Science 257, 779-782.
4. Dunlap, J. L. (1974) Minor planets and related objects - XV. Asteroid (1620) Geographos. Astron. J. 79, 324-332.
5. Fulchignoni, M., Barucci, M. A., Di Martino, M. and Dotto, E. (1995) On the evolution of the asteroid spin. Astron. Astrophys. 299, 929-932.
6. Harris, A. W. (1979) Asteroid rotation rates - II. A theory for the collisional evolution of rotation rates. Icarus 40, 145-153.
7. Harris, A. W. (1994) Tumbling asteroids. Icarus 107, 209-211.
8. Harris, A. W. (1996) The rotation rates of very small asteroids: evidence for "rubble pile" structure. Lunar Planet. Sci. XXVII, 493-494.
9. Harris, A. W., Young, J. W., Goguen, J., Hammel, H. B. and Hahn, G. (1987) Photoelectric lightcurves of the asteroid 1862 Apollo. Icarus 70, 246-256.
10. Hoffmann, M., Rebhan, H., Neukum, G. and Geyer, E. H. (1993) Photometric observations of four near-Earth asteroids. Acta Astron. 43, 61-67.
11. Hudson, R. S. and Ostro, S. J. (1994) Shape of asteroid 4769 Castalia (1989 PB) from inversion of radar images. Science 263, 940-943.
12. Hudson, R. S. and Ostro, S. J. (1995) Shape and non-principal axis spin state of asteroid 4179 Toutatis. Science 270, 84-86.
13. Ivashkin, V. V. and Smirnov, V. V. (1995) An analysis of some methods of asteroid hazard mitigation for the Earth. Planet. Space Sci. 43, 821-825.
14. McFadden, L. A., Tholen, D. J. and Veeder, G. J. (1989) Physical properties of Aten, Apollo and Amor asteroids. In Asteroids II, eds R. P. Binzel, T. Gehrels and M. S. Matthews, pp. 442-467. University of Arizona Press, Tucson, Arizona.
15. Marraco, H. G. and Muzzio, J. C. (1980) An improved method to derive periods of cyclic phenomena. Publ. Astron. Soc. Pacific 92, 700-701.
16. Melosh, H. J. and Nemchinov, I. V. (1993) Solar asteroid diversion. Nature 366, 21-22.
17. Michalowski, T., Kwiatkowski, T., Borczyk, W. and Pych, W. (1994) CCD photometry of the asteroid 1620 Geographos. Acta Astron. 44, 223-226.
18. Mottola, S., De Angelis, G., Di Martino, M., Erikson, A., Hahn, G. and Neukum, G. (1995) The near-Earth objects follow-up program: first results. Icarus 117, 62-70.
19. Osip, D. J., Campins, H. and Schleicher, D. G. (1995) The rotation state of 4015 Wilson-Harrington: revisiting origins for the near-Earth asteroids. Icarus 114, 423-426.
20. Ostro, S. J. (1993) Planetary radar astronomy. Rev. Modern Phys. 65, 1235-1279.
21. Ostro, S. J. and Wisniewski, W. Z. (1992) The shape of asteroid 1917 Cuyo. In Asteroids, Comets, Meteors 1991, eds A. W. Harris and E. Bowell, pp. 447-450. Lunar and Planetary Institute, Houston, Texas.
22. Ostro, S. J., Hudson, R. S., Jurgens, R. F., Rosema, K. D., Campbell, D. B., Yeomans, D. K., Chandler, J. F., Giorgini, J. D., Winkler, R., Rose, R., Howard, S. D., Slade, M. A., Perillat, P. and Shapiro, I.I. (1995) Radar images of asteroid 4179 Toutatis. Science 270, 80-83.
23. Ostro, S. J., Rosema, K. D., Hudson, R. S., Jurgens, R. F., Giorgini, J. D., Winkler, R., Yeomans, D. K., Choate, D., Rose, R., Slade, M. A., Howard, S. D. and Mitchell, D. L. (1995) Extreme elongation of asteroid 1620 Geographos from radar images. Nature 375, 474-477.
24. Pravec, P., Wolf, M., Varady, M. and Bárta, P. (1995) CCD photometry of 6 near-Earth asteroids. Earth, Moon and Planets 71, 177-187.
25. Rabinowitz, D. L. (1993) The size distribution of the Earth-approaching asteroids. Astrophys. J. 407, 412-427.
26. Schober, H. J., Erikson, A., Hahn, G. and Lagerkvist, C.-I. (1993) Physical studies of asteroids - XXVI. Rotation periods and photoelectric photometry of asteroids 323, 350, 582, 1021 and 1866. Astron. Astrophys. Suppl. Series 101, 499-505.
27. Spencer, J. R. and 48 other authors (1995) The lightcurve of 4179 Toutatis: evidence for complex rotation. Icarus 117, 71-89.
28. Steel, D. I. (1995) Collisions in the Solar System - VI. Terrestrial impact probabilities for the known asteroid population. Mon. Not. R. Astron. Soc. 273, 1091-1096.
29. Timoshkova, E. I. (1992) Rotation of the near-Earth asteroids. In Proc. 30th Liège Int. Astrophys. Colloq.: Observations and Physical Properties of Small Solar System Bodies, Université de Liège, Belgium, eds A. Brahic, J. C. Gerard and J. Surdej, pp. 375-377.
30. Willoughby, A. J., McGuire, M. L., Borowski, S. K. and Howe, S. D. (1994) The role of nuclear thermal propulsion in mitigating Earth-threatening asteroids. In Hazards due to Comets and Asteroids, ed. T. Gehrels, pp. 1073-1088. University of Arizona Press, Tucson, Arizona.
31. Wisniewski, W. Z. (1992) The unusual lightcurve of 1990 TR. In Asteroids, Comets, Meteors 1991, eds A. W. Harris and E. Bowell, pp. 653-656. Lunar and Planetary Institute, Houston, Texas.
32. Wisniewski, W. Z. and Harris, A. W. (1994) The complex lightcurve of 1992 NA. Planet. Space Sci. 42, 337-339.
33. Zappalà, V., Cellino, A., Barucci, M. A., Fulchignoni, M. and Lupishko, D. F. (1990) An analysis of the amplitude-phase relationship among asteroids. Astron. Astrophys. 231, 548-560.